Loading...
HomeMy WebLinkAboutAPPROVED ENERGY CALCS & MANUAL J - 14439 DALIA(1)FORM R405-2020 FLORIDA ENERGY EFFICIENCY CODE FOR BUILDING CONSTRUCTION Florida Department of Business and Professional Regulation - Residential Performance Method Project Name: WYNNE THE WINDSOR IMPACT Builder Name: WYNNE DEVELOPMENT Street: THE WINDSOR Permit Office: ST. LUCIE COUNTY City, State, Zip: FT. PIERCE, FL, Permit Number: Owner: Jurisdiction: Design Location: FL, Fort Pierce County: St. Lucie (Florida Climate Zone 2 } 1. New construction or existing New (From Plans) 10. Wall Type*1432.0 sgft.) Insulation Area 2. Single family or multiple family Detached a. Concrete Block - Int Insul, Exterior R=4.1 1224.00 ft2 3. Number of units, if multiple family 1 b. Frame - Wood, Adjacent R=11.0 208.00 f12 4. Number of Bedrooms 3 c. NIA d. NIA R= ft2 5. Is this a worst case? Yes 11. Ceiling Types (1783.0 sgft.) R_ ft2 Insulation Area 6. Conditioned floor area above grade (ft2) 1753 a. Under Attic (Vented) b. Knee Wall (Vented) R=30.0 1753.00 ft2 R=19.0 Conditioned floor area below grade (ft2) 0 c. NIA 30.00 V R= ftz 7. Windows(151.4 sgft.) Description Area 12. Ducts R ft a. U-Factor. Sgl, U=1.02 11136 ftz a. Sup: Attic, Ret: Attic, AH: Attic 0 185 SHOO: 5H00=0,29 b. U-Factor: 591, U=1.11 40.00 ftz SHGC: SHGC=0.27 13. Coolingsystems kBtulhr Efficiency c. U-Factor: NIA ft2 a. Central Unit 34.8 SEER:15.00 SHGC: Area Weighted Average Overhang Depth: 2.850 ft. 14. Heating systems kBtulhr Efficiency Area Weighted Average SHGC: 0.285 a. Electric Heat Pump 34.8 HSPF:8.50 8. Skylights Area c. U-Factor:(AVG) N/A ftz SHGC(AVG): N/A 15. Hot water systems 9. Floor Types (1753.0 sqft.) Insulation Area a. Electric Cap: 40 gallons a. Slab -On -Grade Edge Insulation R=0.0 1753.00 ft2 b. Conservation features EF: 0.970 b. WA R= ft2 None c. N/A iR= ft2 16. Credits None Glass/Floor Area: 0.086 Total Proposed Modified Loads: 49.38 Total Baseline Loads: 50.69 PASS I hereby certify that the plans and specifications covered by Review of the and this calculation are in compliance with the Florida Energy plans specifications 0 Code. covered by this calculation indicates compliance with the Florida Energy Code. PREPARED BY: DATE: 1-12-2021 Before construction is Completed. this building will be inspected for compliance with Section 553.908 I hereby certify that this building, as designed..' compliance Florida Statutes. with the Florida Energy Code` �* OWNER/A N DATE: i BUILDING OFFICIAL: DATE: - Compliance requires certification by the air handler unit manufacturer that the air handler enclosure certified factory�sealed in accordance with R403.3.2.1. qualifies as - Compliance requires an Air Barrier and insulation Inspection Checklist in accordance with R402.4.1.1 envelope leakage test report with envelope leakage no greater than 5.00 ACH50 (R402.4.1.2). and this project requires an 1/12/2021 1:15 PM EnergyGauge® USA 7.0.00 - FlaRes2020 FBC 7th Edition (2020) Compliant Software Page 1 of 6 FORM R405-2020 INPUT SUMMARY CHECKLIST RIPPART PROJECT Title: WYNNE THE WINDSOR IMP Bedrooms: 3 Address Type: Street Address Building Type: User Conditioned Area: 1753 Lot # Owner Name: Total Stories: 1 Block/Subdivision: # of Units: 1 Worst Case: Yes PlatBook: Builder Name: WYNNE DEVELOPMENT Rotate Angle: 180 Street THE WINDSOR Permit Office: ST. LUCIE COUNTY Jurisdiction: Family Type: Detached New/Existing: New (From Plans) Cross Ventilation: No Whole House Fan: No County: City, State, Zip: St. Lucie FT. PIERCE, FL Comment: CLIMATE / V Design Location Design Temp TMY Site 97.5 % 2.5 % Int Design Temp Heating Design Daily Temp Winter Summer Degree Days Moisture Range FL, Fort Pierce FL_VERO_BEACH_MUNI 39 90 70 75 299 62 Low BLOCKS Number Name Area Volume 1 Entire House 1753 14024 SPACES Number Name Area Volume Kitchen Occupants Bedrooms Infil ID Finished Cooled Heated 1 MASTER BEDROO 224 1792 No 0 1 1 Yes Yes Yes 2 WIC 63 504 No 0 1 No Yes Yes 3 MASTER BATH 56 448 No 0 1 Yes Yes Yes 4 M. BATH 61 488 No 0 1 Yes Yes Yes 5 LAUDRY 36 288 No 0 1 No Yes Yes 6 BEDROOM 2 180 1440 No 0 1 1 Yes Yes Yes 7 DINING/GREAT R 588 4704 No 2 1 Yes Yes Yes 8 KITCHEN 209 1672 Yes 0 1 Yes Yes Yes 9 BATH 50 400 No 0 1 Yes Yes Yes 10 HALL 25 200 No 0 1 No Yes Yes 11 FOYER 92 736 No 0 1 Yes Yes Yes 12 BEDROOM 3 169 1352 No 0 1 1 Yes Yes Yes FLOORS # Floor Type Space Perimeter Perimeter R-Value Area Joist R-Value Tile Wood Carpet 1 Slab -On -Grade Edge Insulatio MASTER BEDRO 37 ft 0 224 ft- 0 1 0 2 Slab -On -Grade Edge Insulatio WIC 1 It 0 63 ft' ___ 0 1 0 3 Slab -On -Grade Edge Insulatio MASTER BATH 8 it 0 56 ft' 0 1 0 4 Slab -On -Grade Edge Insulatio M. BATH 7 it 0 61 ft- _ 0 1 0 5 Slab -On -Grade Edge Insulatio LAUDRY 1 ft 0 36 ft' _- 0 1 0 1/12/2021 1:15 PM EnergyGauge(D USA 7.0.00 - FlaRes2020 FBC 7th Edition (2020) Compliant Software Page 2 of 6 FORM R405-2020 INPUT SUMMARY CHECKLIST REPORT FLOORS # Floor Type Space Penmeter Perimeter R-Value Area Joist R-Value Tile Wood Carpet 6 Slab -On -Grade Edge Insulatio BEDROOM 2 12 ft 0 180 ft2 0 1 0 7 Slab -On -Grade Edge Insulatio DINING/GREAT 50 ft 0 588 ft2 _ 0 1 0 8SIab-On-Grade Edge Insulatio KITCHEN lift 0 209 ft- __ 0 1 0 9 Slab -On -Grade Edge Insulatio BATH 5 ft 0 50 ft2 —_ 0 1 0 10SIab-On-Grade Edge Insulatio HALL 1 ft 0 25 ft2 ___ 0 1 0 _ 11SIab-On-Grade Edge Insulatio FOYER 9 It 0 92 ft2 _ 0 1 0 12SIab-On-Grade Edge Insulatio BEDROOM 3 14 ft 0 169 ft =_ 0 1 0 ROOF / Roof Gable Roof Rad Solar SA Emitt Emitt Deck Pitch V # Type Materials Area Area Color Barr Absor. Tested Tested Insul. (deg) 1 Hip Metal 1847 ft' 0 ft' Light N 0.6 No 0.9 No 0 18.4 ATTIC / `/ # Type Ventilation Vent Ratio (1 in) Area RBS IRCC 1 Full attic Vented 150 1753 ft2 N N CEILING # Ceiling Type Space R-Value Ins Type Area Framing Frac Truss Type 1 Under Attic (Vented) MASTER BEDRO 30 Blown 224 ft2 0.1 Wood 2 Under Attic (Vented) WIC 30 Blown 63 ft' 0.1 Wood 3 Under Attic (Vented) MASTER BATH 30 Blown 56 ft2 0.1 Wood 4 Under Attic (Vented) M. BATH 30 Blown 61 ft2 0.1 Wood 5 Under Attic (Vented) LAUDRY 30 Blown 36 ft2 0.1 Wood 6 Under Attic (Vented) BEDROOM 2 30 Blown 180 ft2 0.1 Wood 7 Under Attic (Vented) DINING/GREAT 30 Blown 588 ft2 0.1 Wood 8 Under Attic (Vented) KITCHEN 30 Blown 209 ft' 0.1 Wood 9 Under Attic (Vented) BATH 30 Blown 50 ft2 0.1 Wood 10 Under Attic (Vented) HALL 30 Blown 25 ft2 0.1 Wood 11 Under Attic (Vented) FOYER 30 Blown 92 ft2 0.1 Wood 12 Under Attic (Vented) BEDROOM 3 30 Blown 169 ft2 0.1 Wood 13 Knee Wall (Vented) DINING/GREAT 19 Blown 30 ft2 0.11 Wood WALLS it Adjacent O�t T� Wall Type Space Cavity Width Height Sheathing Framing Solar Below lf�0 1 NE=>SW Exterior Concrete Block - Int InsMASTER BE 4.1 16 0 8 0 128.0 ft2 0 0 0.3 0 2 SW=>NE Exterior Concrete Block - Int InsMASTER BE 4.1 7 0 8 0 56.0 ft' 0 0 0.3 0 3 NW=>SE Exterior Concrete Block - Int InsMASTER BE 4.1 14 0 8 0 112.0 ft2 0 0 0.3 0 1/12/2021 1:15 PM EnergyGauge� USA 7.0.00 - FlaRes202O FBC 7th Edition (2020) Compliant Software Page 3 of 6 FORM R405-2020 INPUT SUMMARY CHECKLIST REPORT WALLS Adjacent Space Cavity Width Height Sheathing Framing Solar Below -4 NE=>SW Exterior Concrete Block - Int InsdASTER BA 4.1 8 0 8 0 64.0 ft' 0 0 0.3 0 -5 NE=>SW Exterior Concrete Block - Int Insul M. BATH 4.1 7 0 8 0 56.0 ft' 0 0 0.3 0 -6 NE=>SW Exterior Concrete Block - Int ImSEDROOM 2 4.1 12 0 8 0 96.0 ff° 0 0 0.3 0 -7 SW=>NE Exterior Concrete Block- Int InsIUINING/GRE 4.1 30 0 8 0 240.0 ft' 0 0 0.3 0 8 NW=>SE Exterior Concrete Block- Int InsIDINING/GRE 4.1 20 0 8 0 160.0 ft' 0 0 0.3 0 _ 9 SW=>NE Exterior Concrete Block - Int InsuIKITCHEN 4.1 11 0 8 0 88.0 ft' 0 0 0.3 0 10 NE=>SW Exterior Concrete Block- Int Insul BATH 4.1 5 0 8 0 40.0 ft- 0 0 0.3 0 11 SEaNW Exterior Concrete Block - Int Insul FOYER 4.1 8 0 8 0 64.0 ft' 0 0 0.3 0 12 SW=>NE Exterior Concrete Block- Int Insul FOYER 4.1 1 0 8 0 8.0 ft° 0 0 0.3 0 _ 13 NE=>SW Exterior Concrete Block - Int InsBEDROOM 3 4.1 13 0 8 0 104.0 ft' 0 0 0.3 0 14 SW=>NE Exterior Concrete Block - Int InS8EDROOM 3 4.1 1 0 8 0 8.0 it' 0 0 0.3 0 15 N=>S Garage Frame - Wood BEDROOM 3 11 26 8 208.0 ft' 0.23 0.3 0 DOORS # Omt Door Type Space Storms U-Value Width Height Area Ft In Ft In 1 SE=>NW Insulated FOYER None .39 3 3 6 8 21.7 ft' WINDOWS Orientation shown is the entered orientation => chanced to Worst Case. / Wall Overhang V # Omt ID Frame Panes NFRC U-Factor SHGC Imp Area Depth Separation Int Shade Screening 1 NW=>SE 3 Metal Low-E Single Yes 1.02 0.29 Y 32.4 ft' 1 It 0 in 1 ft 4 in Drapes/blinds Exterior 5 2 NE=>SW 5 Metal Low-E Single Yes 1.02 0.29 Y 6.9 ft1 ft 0 in 1 ft 4 in None None 3 NE=>SW 6 Metal Low-E Single Yes 1.02 0.29 Y 16.2 fN 1 It 0 in 1 ft 4 in None None 4 SW=>NE 7 Metal Low-E Single Yes 1.02 0.29 Y 39.8 ft' 1 ft 0 in 1 ft 4 in None None 5 NW=>SE 8 Metal Low-E Single Yes 1.11 0.27 Y 40.0 fN 8 ft 0 in 1 ft 4 in None None 6 NE=>SW 13 Metal Low-E Single Yes 1.02 0.29 Y 16.2 ft' 1 ft 0 in 1 ft 4 in Drapes/blinds Exterior 5 GARAGE # Floor Area Ceiling Area Exposed Wall Perimeter Avg. Wall Height Exposed Wall Insulation 1 806 ft' 806 ft' 26 ft 8 ft 11 INFILTRATION # Scope Method SLA CFM 50 ELA EgLA ACH ACH 50 1 Wholehouse Proposed ACH(50) .000254 1168.7 64.12 120.37 .0902 5 1/12/2021 1:15 PM EnergyGauge® USA 7.0.00 - FlaRes2020 FBC 7th Edition (2020) Compliant Software Page 4 of 6 FORM R405-2020 INPUT SUMMARY CHECKLIST REPORT HEATING SYSTEM # System Type Subtype Speed Efficiency Capacity Block Ducts 1 Electric Heat Pump/ Split Sing] HSPF:8.5 34.8 kBtu/hr 1 sys#1 COOLING SYSTEM # System Type Subtype Subtype Efficiency Capacity Air Flow SHR Block Ducts 1 Central Unit/ Split Sing[ SEER: 15 34.8 kBtu/hr cfm 0.85 1 sys#1 HOT WATER SYSTEM # System Type SubTpe Location EF Cap Use SetPnt Conservation 1 Electric None Garage 0.97 40 gal 60.9 gal 120 deg None SOLAR HOT WATER SYSTEM FSEC Collector Storage Cart # Company Name System Model # Collector Model # Area Volume FEF None None ft2 DUCTS / -- Supply -- — Return— Air CFM 25 CFM25 HVAC # V # Location R-Value Area Location Area Leakage Type Handler TOT OUT ON RLF Heat Cool 1 Attic 6 195 ft' Attic 55 ft2 Default Leakage Attic (Default) (Default) 1 1 TEMPERATURES Programablre,Thermostat: Ceiling Fans: ,]N Heating DCI Jan Feb Venting r[X]]' Mar Apr € jX� JCS May JMay un [ ] Jul 4 ] Aug (XI [ ] Sep ] L J Dec I I Jan 17 Feb L 1 Ia7 Mar l�l Jun I 1 Jul I 1 Aug I 1 Sep txl Occtt X Nov Dec Thermostat Schedule: HERS 2006 Reference Hours Schedule Type 1 2 3 4 5 6 7 8 9 10 11 12 Cooling (WD) AM PM 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 Cooling (WEH) AM PM 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 Heating (WD) AM PM 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 68 Heating (WEH) AM PM 68 68 68 68 68 68 68 68 66 68 68 68 68 68 66 68 68 68 68 68 68 68 68 68 MASS Mass Type Area Thickness Furniture Fraction Space Default(8 lbs/sq.ft. 0 ft' 0 ft 0.3 MASTER BEDROO Default(8lbs/sq.ft. ft= ft 03 WIC Default(8 lbs/sq.ft. ft' ft 0.3 MASTER BATH Default(8 lbs/sq.ft. ft' ft 0.3 M. BATH Default(81bs/sq.ft. ft' ft 0.3 LAUDRY Default(8 lbs/sq.ft. ft' ft 0.3 BEDROOM2 Default(81bs/sq.ft. ft' ft 0.3 DINING/GREAT R Default(8 lbs/sq.ft. ft' It 0.3 KITf`NFM 1/12/2021 1:15 PM EnergyGauge® USA 7.0.00 - FlaRes2020 FBC 7th Edition (2020) Compliant Software Page 5 of 6 FORM R405-2020 INPUT SUMMARY CHECKLIST REPORT MASS Mass Type Area Thickness Furniture Fraction Space Default(8 lbs/sq.ft. ft' ft 0.3 BATH Default(8 lbs/sq.ft. ft' ft 0.3 HALL Default(8 lbs/sq.ft. ft2 ft 0.3 FOYER Default(8 Ibs/s .ft. ft' ft 0.3 BEDROOM 3 1/12/2021 1:15 PM EnergyGauge® USA 7.0.00 - FlaRes2020 FBC 7th Edition (2020) Compliant Software Page 6 of 6 2020 - AIR BARRIER AND INSULATION INSPECTION COMPONENT CRITERIA TABLE 402.4.1.1 AIR BARRIER AND INSULATION INSPECTION COMPONENT CRITERIA Project Name: WYNNE THE WINDSOR IMPACT Builder Name: WYNNE DEVELOPMENT Street: THE WINDSOR Permit Office: ST. LUCIE COUNTY City, State, Zip: FT. PIERCE, FL, Permit Number: Y Owner: Jurisdiction: w Design Location: FL, Fort Pierce = U COMPONENT AIR BARRIER CRITERIA INSULATION INSTALLATION CRITERIA General A continuous air barrier shall be installed in the building envelope. Air -permeable insulation shall requirements q The exterior thermal envelope contains a continuous air barrier. not be used as a sealing material. Breaks or joints in the air barrier shall be sealed. Ceiling/attic The air barrier in any dropped ceiling/soffit shall be aligned with The insulation in an dropped ed ceiling/soffit Y re 9 /sofFt the insulation and any gaps in the air barrier shall be sealed. shall be aligned with the air barrier. Access openings, drop down stairs or knee wall doors to unconditioned attic spaces shall be sealed. Walls The junction of the foundation and sill plate shall be sealed. Cavities within comers and headers of frame walls The junction of the top plate and the top of exterior walls shall be shall be insulated by completely filling the cavity sealed, with a material having a thermal resistance of R-3 Knee walls shall be sealed. per inch minimum. Exterior thermal envelope insulation for framed walls shall be installed in substantial contact and continuous alignment with the air barrier. Windows, skylights The space between window/doorjambs and framing, and and doors skylights and framing shall be sealed. Rim joists Rim joists shall include the air barrier. Rim joists shall be insulated. Floors The air barrier shall be installed at any exposed edge of Floor framing cavity insulation shall be installed to (including insulation. maintain permanent contact with the underside of above -garage subfloor decking, or floor framing cavity insulation and cantilevered shall be permitted to be in contact with the top side floors) of sheathing, or continuous insulation installed on the underside of floor framing and extends from the bottom to the top of all perimeter floor framing members. Crawl space walls Exposed earth in unvented crawl spaces shall be covered with Where provided instead of floor insulation, insulation a Class I vapor retarder with overlapping joints taped. shall be permanently attached to the crawlspace wall . Shafts, penetrations Duct shafts, utility penetrations, and flue shafts opening to exterior or unconditioned space shall be sealed. Batts in narrow cavities shall be cut to fit, or narrow Narrow cavities cavities shall be filled by insulation that on installation readily conforms to the available cavity spaces. Garage separation Air sealing shall be provided between the garage and conditioned spac as. Recessed lighting Recessed light fixtures installed in the building thermal envelope Recessed light fixtures installed in the building shall be sealed to the finished surface. thermal envelope shall be air tight and IC rated. Plumbing and wiring Batt insulation shall be cut neatly to fit around wiring and plumbing in exterior walls, or insulation that on installation readily conforms to available space shall extend behind nininn and wirino Shower/tub The air barrier installed at exterior walls adjacent to showers and Exterior walls adjacent to showers and tubs shall on exterior wall tubs shall separate them from the showers and tubs. be insulated. Electrical/phone box or The air barrier shall be installed behind electrical or communication exterior walls boxes or air -sealed boxes shall be installed. HVAC register boots HVAC supply and return register boots that penetrate building thermal envelope shall be sealed to the sub -floor, wall covering or Concealed When required to be sealed, concealed fire sprinklers shall only be sprinklers sealed in a manner that is recommended by the manufacturer. ......... Caulking or other adhesive sealants shall not be used to fill voids ��Apypqllqr over plates nn.4 walls or.cel nos-_ ovuluua 1, ji mpovuvn v, ivg wand luau ue in accordance wiln She provisions of IUU-41.U. 1/12/2021 1:15 PM EnergyGauge® USA 7.0.00 - FlaRes2020 FBC 7th Edition (2020) Compliant Software Page 1 of 1 FORM R405-2020 ENERGY PERFORMANCE LEVEL (EPL) DISPLAY CARD ESTIMATED ENERGY PERFORMANCE INDEX* = 97 The lower the EnergyPerformance Index, the more efficient the home. 1. New construction or existing 2. Single family or multiple family 3. Number of units, if multiple family 4. Number of Bedrooms 5. Is this a worst case? 6. Conditioned floor area (ft2) 7. Windows*' Description a. U-Factor: Sgl, U=1.02 SHGC: SHGC=0.29 b. U-Factor. Sgl, U=1.11 SHGC: SHGC=0.27 c. U-Factor: N/A SHGC: d. U-Factor: N/A SHGC: Area Weighted Average Overhang Depth: Area Weighted Average SHGC: 8. Skylights Description a. U-Factor(AVG): N/A SHGC(AVG): N/A THE WINDSOR, FT. PIERCE, FL, New (From Plans) 10. Wall Type and Insulation Insulation Area Detached a. Concrete Block - Int Insul, Exterior R=4.1 1224.00 ftz b. Frame - Wood, Adjacent R=11.0 208.00 ft- 1 c. N/A R= ft2 3 d. N/A R= ft' Yes 11. Ceiling Type and insulation level Insulation Area a. Under Attic (Vented) R=30.0 1753.00 ft- 1753 b. Knee Wall (Vented) R=19.0 30.00 ft2 c. N/A R= ft2 Area 111.36 ft2 12. Ducts, location & insulation level R ft' a. Sup: Attic, Ret: Attic, AH: Attic 6 195 40.00 ft2 13. Cooling systems kBtu/hr Efficiency ft' a. Central Unit 34.8 SEERA5.00 ft2 2.850 ft. 0.285 Area ft- 9. Floor Types Insulation Area a. Slab -On -Grade Edge Insulation R=0.0 1753.00 ft2 b. N/A R= ft2 c. N/A R= ft2 14. Heating systems a. Electric Heat Pump 15. Hot water systems a. Electric b. Conservation features None Credits (Performance method) I certify that this home has complied with the Florida Energy Efficiency Code for Building Construction through the above energy saving features which will be installed (or exceeded) in this home before final inspection. Otherwise, a new EPL Display Card will be completed based on installed Code compliant features. Builder Signature: ;i���Date: Address of New Home: DV,, (), City/FL Zip: kBtu/hr Efficiency 34.8 HSPF:8.50 Cap: 40 gallons EF: 0.97 None *Note: This is not a Building Energy Rating. If your Index is below 70, your home may qualify for energy efficient mortgage (EEM) incentives if you obtain a Florida Energy Rating. For information about the Florida Building Code, Energy Conservation, contact the Florida Building Commission's support staff. **Label required by Section R303.1.3 of the Florida Building Code, Energy Conservation, if not DEFAULT. 1/12/2021 1:15 PM EnergyGauge® USA 7.0.00 - FlaRes2020 FBC 7th Edition (2020) Compliant Software Page 1 of 1 Project Summary: wrightsoft° Entire House BF QUICK CALCS, INC. 317 ST. LUCIE LN., Fr. PIERCE, FL 34946 PI -one: 772-466-6799 Fax 772-466-6796 Emil: QUICKCALCS@AOL.COM Promect Information For. WYNNE DEVELOPMENT THE W INDSOR, FT. PIERCE, FL Notes: Design Information Weather: Fort Pierce, FL, US Winter Design Conditions Summer Design Conditions Outside db 42 OF Outside db 90 OF Inside db 70 `F Inside db 75 °F Design TD 28 OF Design TD 15 OF Daily range L Relative humidity 50 % Moisture difference 61 gr4b Heating Summary Sensible Cooling Equipment Load Sizing Structure 21542 Btuh Structure 16420 Btuh Ducts 6191 Bluh Duds 9337 Btuh Central vent (0 clm) 0 Btuh Central vent (0 clim) 0 Bluh none (none) Humidification 0 Btuh Blower 0 Btuh Piping 0 Btuh Equipment load 27734 Btuh Use manufacturers data n Rate/swingg multipplier Equipmentsensibleload 0.95 Infiltration 24470 Btuh Method Simplified Latent Cooling Equipment Load Sizing Construction quality Average Fireplaces 0 Structure 2495 Btuh Duds 2546 Btuh Central vent (0 ctrn) 0 Btuh g He1t75g Co,75g (none) Area 3 () 3 Equipment latent load 5041 Btuh Volume (f13) 16478 16478 Airchanges/hour 0.38 0.20 Equipment Total Load (Sen+Lat) 29511 Btuh Equiv.AVF(clim) 104 55 Req. total capacity at 0.70 SHR 2.9 ton Heating Equipment Summary Cooling Equipment Summary Make Carrier Make Carrier Trade CARRIERAIR CONDITIONING Trade CARRIERAIR CONDITIONING Model 25HBC536X030 Cond 25HBC536XO30 AHRI ref 7914585 Coil FX4DN(B,F)037 ref 7914585 Efficiency 8.5 HSPF Efficiency 12.0 EER,15 SEER Heating input Sensible cooling 24360 Btuh Heating output 34600 Btuh @47°F Latent cooling 10440 Btuh Temperature rise 27 OF Total cooling 34800 Bluh Actual air flow 1160 Clm Actual airflow, 1160 clm Airflowfador 0.042 cfin/Btuh Airflowfador 0.045 cfin/Btuh Static pressure 0 in H2O Static pressure 0 in H2O Space thermostat Load sensible heat ratio 0.84 Capacity balance point = 36 OF Backup: Input=7kW, Output= 23009 Btuh, 100 AFUE Calculations approved byACCAto meet all requirements of Manual J 8th Ed wrislftft oft' 2021 -Jan12 13:18:18 Aft,•- RigI1Sutea&Uriwrsa1201919.021 RSU08101 Paget _.Doo r6XWNgftAHVAQWYNNE-iHEWINDSORnp CaIc=MJ8 Frot DoorfaoavN wrighftW Right-M Worksheet Job: Entire House Date: QUICK CALCS, INC. By. 317 ST. LUCIE LN, Fr. PIERCE, FL 34946 PIxm: 772-466-6799 Fax 772-466-6796 Emil: QUICKCALCS@AOL.COM 1 Room name Entre Houe BEDROOM 2 Expoed wall 207.6 It 41A It 3 Room height 9A ft d 9.4 ft heaVwol 4 om Rodimensions 14.0 x 20.0 R 5 Room area 1753.0 IF 260,0 (� Ty Condruction U-value Or HTM Area Load Anea number I (BbKf?.' j (BWNR') or perimeter (t) (Bluh) or perimeter (tt) (Btu) Heat Cool Gross NIPS Hear Cool Gross NAPS Heat Cool 6 Vpr 13A-4= 0.143 n 4.00 2.55 649 596 2386 1517 66 66 253 167 1Aclom 1270 n 3556 34.77 15 0 533 5m 0 0 0 0 ��GG 4A5-2om 0.770 n 2156 19.31 38 0 815 730 0 0 0. 0 w 13A-40M 0.143 ne 4.00 2,55 27 27 106 68 0 0 0 0 11 13AA= 0.143 a 4.00 2-55 141 100 400 255 0 0 0 0 F—G 1A-dom 1270 a 35.56 87.06 20 1 711 1741 0 0 0 0 �—D 11DO 0.390 a 1082 11.31 21 21 229 238 0 0 0 0 w 13A•l ¢ -134Aar 0.143 a 4.00 2.55 27 27 106 68 0 0 0 0 W 0.143 s 4.00 255 536 530 2121 1349 188 188 753 479 �G IA-dom 1270 s 3556 34.77 6 6 213 209 0 0 0 0 V�1 13A-0as 0.143 w 4.00 2.55 320 255 1022 649 132 108 432 275 �C 1Actom 1270 w 35.56 5453 12 1 415 636 12 1 415 MIS I�—GG 1Ac1an 1270 w 35.56 5453 12 1 427 654 12 1 427 654 4A5-2om 0770 w 2156 45.63 41 2 am 1862 0 0 0 0 P 12C-09N 0.091 - 2.55 128 254 254 647 326 0 0 0 0 C 16A30md 0.032 - 0.90 2.32 1753 1753 1571 4067 280 280 251 650 F 22A-tpl 0-%9 - 27.69 0.00 1753 208 5748 0 290 41 1135 0 6 c)AEDexarrson 397 488 Envelope losslgain 18331 15288 3676 3349 12 a) Infiltration 3211 905 72 20 b) Rcomueen 0 0 0tilation 0 0 0 13 Internal gains: Omupan5@ 230 1 230 0 Appliancesiother 1 0 0 0 Subtobl(lms6to13) 215421 16420 4406 3554 Lessememalload 0 0 0 0 Leslransfer 0 0 0 0 Redistribution 0 0 0 0 14 15 Subtotal Dudloads 2154 16420 4405 3554 29% 57% 6191 9337 29% 57% 1266 2021 Total room load Air required (dim) 27734 25757 671 5671 5575 116D 11. 251 Calculations approved bvACCAto meet all requirements of Manual J 8th Ed !�. mrm~ .� - 2021-J2n1213:18:18 AGGP Iiigr-THE JNDSOsa1 Caic.021 From o Page1 ...Docurerl5\WdglYsoftHUAC\WYNNE-hIE WINDSORnp CaIc=MIS r-rorQNorfa�xs:N wrightsoft° Right -A) Worksheet Jab: Entire House Date: QUICK CALCS, INC. BY 317 ST. LUCIE LN., FT. PIERCE, FL 34946 Phore:772-466-6799 Fax 772-466-6796 Email: OUICKC4LCS@AOL.COM 1 Roam name WIC MASTER BATH 2 EVosed wall 0 ft 9.0 ft 3 Room height 9.4 It heaV=l 9.4 ft heaVcool 4 Room dimensons 7.0 x 9.0 It 7.0 x 9.0 ft 5 Room area 63.0 tF 63.0 ff Ty ConsWcim U-value Or HTM Area (ft°) Load Am Load number (BluhAIMF) or perimeter (ft) (BWh) or perimeter (ft) (Mh) Heat Cool Gros IWP/S Heat Cool Gross NIPS Heat Coot 6 VQ 13A4o s 0.143 n 4.00 2.55 0 0 0 0 0 0 0 0 IL- IA-Im 1270 n 3556 34.77 0 0 0 0 0 0 0 0 4A5.2om 0.770 n 2156 1931 0 0 0 0 0 0 0 0 W 13A-4= 0.143 ne 4.00 2.55 0 0 0 0 0 0 0 0 11 VN 1344ocs 0.143 a 4.00 2.55 0 0 0 0 0 0 0 0 1Ac1om 1270 a 35.56 87.06 0 0 0 0 0 0 0 0 ----DG 11D0 0.390 a 10.92 11.31 0 0 0 0 0 0 0 0 W 13AA= 0.143 se 4.00 2.55 0 0 0 0 0 0 0 0 lR! 13AAM 0.143 s 4.00 2.55 0 0 0 0 85 85 339 215 t-G 1Ac1om 1270 s 3556 34.77 - 0 0 0 0 0 0 0 0 13A-4= 0.143 w 4.00 2.55 0 0 0 0 0 0 0 0 tAc1an 1270 w 35.56 54.53 0 0 0 0 0 0 0 0 IActom 1270 w 35.56 54.53 0 0 0 0 0 0 0 0 4AS2om O.T c w 21.56 45.63 0 0 0 0 0 0 0 0 P 120-ow 0.091 2.55 128 - 0 0 0 0 0 0 0 0 C 16 30md 0.032 - 0.90 2.32 63 63 56 146 63 53 56 146 F 22A-tpl 0.989 - 27.69 0.00 63 0 0 0 63 9 249 0 6 c)AFD exarsim -10 -28 EsvelopetoWgain 56 136 &44 334 12 a) Infiltrafion 0 0 160 45 b) Roommenfilabon 0 0 0 0 13 Intemal gairm Ooalpants@ 230 0 0 0 0 Applianoeslb1her 0 0 Subbbl(lirles6te13) 56 136 804 379 Less e)ftmal load 0 0 0 0 Lestranser 0 0 0 0 Redistributon 0 0 14 Subtotal 56 136 804 379 15 Ductloads 29% 57% 16 77 29% 57% 231 216 Total mom load 73 214 1036 595 Air required (Qm) 3 70 43 27 Calculations approved bvACCAto meet all requirements of Manual J Bth Ed RigkSU�Uriversa1201919.021 RSW8101 2021-Jan-1213:18:18 ...Doa rts\Wd hsoft HVAMWYNNE-THE WINDSD Paget g R+cP Calc=Ni18 Front0o0rfao:s N > wrightsoft- Right-JO Worksheet Job: Entire House Data: QUICK CALCS, INC. BY 317 ST. LUCIE LN.,Fr.. PIERCE, FL 34946 Piro.: 772-466-6799 Fax 772-066£796 Email: OU1CKCALCS AOLCOM 1 Room name MBATH KITCHEN 2 Bposedwall 8.0 It 8.0 It 3 Room height 9.4 It heatlmol 9.4 It heaNmol 4 Room dimensions 7.0 x 8.0 It 1.0 x 172D It 5 Room area 56.0 T 172.0 T Ty Construction U-value Or HTM Area (ft') Load Area (fle) Load number (BWhFR- F) or perimeter (ft) (BIuh) or perimeter (ft) Ptuh) Heat Cool Gros N/P/S Heat Cool Gros N/PS Heat Cool 6 Vjl 13A4ors 0.143 n 4.00 255 0 0 0 0 0 0 0 0 �G 1Ac1wn 1270 n 3556 34.77 0 0 0 0 0 0 0 0 I—G 4AS2om 0.770 n 2156 1931 0 0 0 0 0 0 0 0 W 13A-0as 0.143 m 4.00 2.55 0 0 0 0 0 0 0 0 11 `1� 13A-4ors 0.143 a 4.00 2.55 0 0 0 0 0 0 0 0 �G 1Aa1om 1270 a 3556 87.06 0 0 0 0 0 0 0 0 �D 11DO 0390 a 10,92 1131 0 0 0 0 0 0 0 0 W 13AAors 0.143 se 4.00 2-55 0 0 0 0 0 0 0 0 N/ t—G 13A-0as 0.143 a 4.00 2.55 75 69 277 176 0 0 0 0 1Aclom 1270 s 3556 34.77 6 6 213 209 0 0 0 0 13A-4= 0.143 w 4.00 2.55 0 0 0 0 0 0 0 0 1A-ctom 1270 w 3556 54.53 0 0 0 0 0 0 0 0 1A-clam 1270 w 3556 54.53 0 0 0 0 0 0 0 0 4A5-2om 0.770 w 2156 45.63 0 0 0 0 0 0 0 0 P 12C-0s 0.091 - 2.55 128 0 0 0 0 75 75 192 96 C 16A30md 0.032 - 0.90 232 56 56 50 130 172 172 154 399 F 22A-tpl OAS - 27.69 0.00 56 8 222 0 172 8 222 0 6 c)AM em➢saw 38 -34 Envelope lossgpin 762 477 567 462 12 a) Infiltration 142 40 0 0 b) Roomventlafion 0 0 0 0 13 Interml gait Oavpanls@ 230 0 0 0 0 ApplianceJolher 0 0 Subtotal (lines 6 to 13) 904 517 567 462 Lessedamal load 0 0 0 0 Les transfer 0 0 0 0 Redistribution 0 0 0 0 14 Subtotal 904 517 566 15 Duct loads 29% 57% 260 294 29% 57% 163 263 Total room load 1164 811 730 725 Air required(dm) 49 37 31 33 Calculations approved bvACCAto meet all requirements of Manual J 8th Ed A&,� -r'%� wr✓1gNLsoT[^ 2021-Jart1213:18:18 k fagt-THEWIUriversa1 Calc.021 R FrortDt Page ...Doamerds\Wrigti=WtHUAQWYNNE-THE WINDSORnp CaIc=MJB FrorQ �orfaMs:N g wrightsoft° Right -A) Worksheet Job: Entire House Date: QUICK CALCS, INC. By. 317 ST. LUCIE LN., FT. PIERCE, FL 34946 Ptere: 772466-6799 Fax 772466-6795 Errail: OUICKCALCSq(AOL.COM 1 Room came BATH BEDROOM2 2 Faposedwall 5.0 ft 42.6 ft 3 Room height 9.4 ft heaVbool 9.4 ft heaNmol 4 Room dimenvons 9.0 x 5,0 It 1.0 x 204.0 It 5 Room area 45.0 IF 204.0 IF Ty Construrbon U-value Or HTM Area Load Area number (BWhfiF2F) (BtJW or penmen (ft) (BWh) or perimeter (ft) (BWh) Heat Cool Gross NAPS Heat Cool Gros N/PS Heat Cool 6 13A4as 0.143 n 4.00 2S5 47 47 188 120 132 132 527 335 TL�2 1Aoiom 1270 n 3556 34.77 0 0 0 0 0 0 0 0 4A5-20m 0.770 n 21.56 19.31 0 0 0 0 0 0 0 0 W 13A4o s 0.143 m 4.00 2.55 0 0 0 0 27 27 106 6B 11 V[13A4= 0.143 a 4.00 2S5 0 0 0 0 85 65 259 164 1Actom 1270 a 3556 87.06 0 0 0 0 20 1 711 1741 L------.OG 11DO 0.390 a 1022 1131 0 0 0 0 0 0 0 0 W 13A4ocs 0.143 se 4.00 2.55 0 0 0 0 27 27 106 68 13A4o s 0.143 s 4.00 2.55 0 0 0 0 132 132 527 335 1A-dw 1270 s 35.56 34.77 0 0 0 0 0 0 0 - 0 13A-40s 0.143 w 4.00 2.55 0 0 0 0 0 0 0 0 1A-ciom 1270 w 3556 54.53 0 0 0 0 0 0 0 0 IA-dom 1270 w 35.56 54.53 0 0 0 0 0 0 0 0 4A5-2om 0.770 w 21.56 45.63 0 0 0 0 0 0 0 0 P 12G-O w 0.091 2.55 128 0 0 0 0 0 0 0 0 C 16A30mo 0.032 - 090 2.32 45 45 40 104 204 204 163 473 F 22A-tpl 0.989 - 27.69 0.00 45 5 138 0 204 43 1179 0 6 c)AEDe rsion -17 -99 Envelope loWgain 367 207 3599 3085 12 a) Infiltaton 89 25 750 214 b) Roommerrilaton 0 0 0 0 13 Intemalgaim Orwpants@ 230 0 0 0 0 Appliancesibiher 0 0 Sub4r131(I1ne66 W 13) 456 y. 4357 3299 Lesemmalload 0 0 0 0 Les transfer 0 0 0 0 Redistribution 0 0 0 14 Subtotal 456 232 450 3299 15 DuCloads 29% 57°/ 731 132 29% 57% 1252 1876 1876 Total room load 587 384 5609 5175 Airrequired(Qm) 25 16 235 233 Calculations approved bvACCAto meet all requirements of Manual J 8th Ed 2021-Jarv1213:18:18 -.Doamer151Wn9HsoltHUAG\WYNNE-THE WIrJD50Rnp Calc=MlB F(OrC DoOriatl?s:N Page wrightsoft^ Righttil® Worksheet Job.' Entire House Date: QUICK CALCS, INC. eY 317 ST. LUCIE UN., FT. PIERCE, FL 34946 Phone: 772-466.6799 Fax: 772L66.6796 Email: QUICKCALCS@AOL.COM 1 Room name ENTRY LAUNDRY 2 Exposedxall 18.0 It 13.0 ft 3 Room height 9.4 it hMVcool 9.4 it heaVmol 4 Room dimenaons 1.0 x 92.0 It 7.0 x 6.0 ft 5 Roomarea 92.0 fF 42.0 iF Ty Construction U-value Or HTM Area (fF) Load Area Load number I (Blu MP-7) (Bwhff) or perimeter (ft) (Bfuh) or perimeter (ft) (Btuh) Heat Cool Gross NIRS Heat Cool Gross NIPIS Heat Cool 6 Vy 13A-4= 0.143 n 4.00 2S5 0 0 0 0 0 0 0 0 1Aciom 1270 n 35.56 34.77 0 0 0 0 0 0 0 0 II--GG 4A520m 0.770 In 21.56 19.31 0 0 0 0 0 0 0 0 w 13AA= 0.143 ne 4.00 2.55 0 0 0 0 0 0 0 0 11 13AA= 0.143 a 4.00 2.55 56 35 142 90 0 0 0 0 1Ac1cm 1270 a 3556 87.06 0 0 0 0 0 0 0 0 11DO 0.390 a 1022 1131 21 21 229 238 0 0 0 0 W 13A-4= 0.143 se 4.00 2.55 0 0 0 0 0 0 0 0 Yr! 13AAo 0.143 s 4.00 2.55 0 0 0 0 56 56 226 144 �-G 1Ac1om 1270 s 3556 34.77 0 0 0 0 0 0 0 0 13A-4= 0.143 w 4.00 2.55 0 0 0 0 0 0 0 0 �-G 1Ac1om 1270 w 3556 54.53 0 0 0 0 0 0 0 0 1A-dom 1270 w E56 54.53 0 0 0 0 0 0 0 0 4A5.2om 0.770 w 2153 45.63 0 0 0 0 0 0 0 0 P 12C-O v 0,091 - 2S5 128 113 113 287 145 66 66 168 84. C 16A30md 0.032 - 0.90 2.32 92 92 82 213 42 42 38 97 F 22A4pI 0989 27.69 0.00 92 18 498 0 42 13 360 0 6 c)AEIDexwrsion qg -24 Envelope los'gain 1239 637 791 301 12 a) Infiltration 107 30 107 30 b) Roomventlalion 0 0 0 0 13 Internal gains: Occupants@ 230 0 0 0 0 Applianoeslother 0 0 Subfofal(Iines6to 13) 1346 667 898 331 Lesexemalload 0 0 0 0 Lestransfer 0 0 0 0 Redistribution 0 g 0 14 Subtotal 1346 667 80 8 331 15 Duct loads 29% 57% 387 379 29% 57% 258 188 Total room load 1733 1047 1156 520 Airrequired(dm) 72 47 48 23 Calculations approved byACCAto meet all requirements of Manual J 8th Ed A"Z- wrFgl�Lsoft- 2021-1a 1213:18:18 cP RigkTHEWINDS rsal401Calc= 1RSrontDo ...CeamertslWdgFd�ft HVACfWYNNE-THE WINDSORnp Calc=M18 Front Ooorfaces:N Pages +wrightsoft° Right-MWorksheet Entire House QUICK CALCS, INC. 317 ST. LUCIE LN., Fr. PIERCE, FL 34946 Phone: 772466-6799 Fax 772466-6796 Email: QUICKCALCS@AOL,COM Jab: Date: By. 1 Room name GREATIDINNG Room? 2 Fqmsedwall 50.0 ft 13.0 It 3 Room height 9.4 It heaY=l 9.4 R heaV=l 4 Room Cimensons 1.0 x 567.0 ft 13,0 x 13D It 5 Room area 567.0 ft 169.0 ft Ty Construction U-value Or HTM Area (ft2) Load Area (T) Load number (BWh42-°F) (BtUw a Penmeter (fl) (BWh) or perimet:r (fl) (BWh) Heat Cool Gross N/P/S Heat Cool Gross N/P5 Heat Cool 6 Vt/ 13A-4= 0.143 n 4.00 2.55 282 244 978 622 122 107 429 273. 1Actan 1270 n 3556 34.77 0 0 0 0 15 0 533 522 IF-----GG 4A5-2om 0.770 n 2156 1931 38 0 815 730 0 0 0 0 W 13A-4o s 0.143 ne 4.00 2.55 0 0 0 0 0 0 0 0 11 13A-4= 0.143 a 4.00 2.55 0 0 0 0 0 0 0 0 1Aclom 1270 a 35.56 87.06 0 0 0 0 0 0 0 0 11DO 0.390 a 10.92 11.31 0 0 0 0 0 0 0 0 W 13A4ors 0.143 se 4.00 2.55 0 0 0 0 0 0 0 0 1344o s 0.143 s 4.00 2.55 0 0 0 0 0 0 0 0 1Aclom 127o s 3556 34.77 0 0 0 0 0 0 0 0 13A4ors 0.143 w 4.00 2S5 188 147 589 375 0 0 0 0 1Aclom 1270 w 3556 54.53 0 0 0 0 0 0 0 0 1Aclom 1270 w 3556 54.53 0 0 0 0 0 0 0 0 4A5-2om 0.770 w 21M 45.63 41 2 880 1862 0 0 0 0 P 12C-0sv 0.091 255 128 0 0 0 0 0 0 0 0 C 16A-30md 0.032 0M 2.32 567 567 508 1315 169 169 151 392 F 22A-tpl 0.989 - 27.69 0.00 567 50 1385 0 169 13 36D 0 6 c)AEID amon 307 -100 Envelope loss/gain 5154 5210 1474 1086 12 a) Inrillraton 889 251 231 65 b) Room ventlation 0 0 0 0 13 Internal gains: Oaupants@ 230 0 0 1 230 Applianoedother 0 0 Subrot3l(lines6to13) 6043 5461 1705 1381 Lesexemalload 0 0 0 0 Lestransfer 0 0 0 0 Redistribution 0 0 0 0 14 Subtotal 6043 5461 1705 1381 15 Ductloads 29% 579/6 1737 3105 29% 57°/ 490 785 Total room load 7780 8566 2195 2167 Airrequired(c1m) 325 386 92 98 Calculations approved bvACCAto meet all requirements of Manual J 8th Ed -fie- wrlghlsaR- 2021-JaM213:18:18 Aeuk RigfSUte® Urr..1201919.021 RSU08101 Page 6 ...Doom Mr Wdgt[DitHVAQWYNNE-THEWINDSORnp Calc=M Frort Doorfaces: N -�- wrightsoftDuct System Summary p. Entire House BY QUICK CALCS, INC. 317 ST. LUCIE LN., FL PIERCE, FL 34946 Phone: 772-466-6799 Fax T72-466-6796 Email: QUICKCALCS@40LCOM Project Information For. WYNNE DEVELOPMENT THE WINDSOR, FT. PIERCE, FL Heating Cooling Extemal static pressure 0 in H2O 0 in H2O Pressure losses 0 in H2O 0 in H2O Available static pressure 0 in H2O 0 in H2O Supply/return available pressure 0.000/0.000 in H2O 0.000/0.000 in H2O Lowest friction rate 0 in/100ft 0 in/100ft Actual airflow 1160 cliin 1160 cfln Total ettective length (TEL) 0 ft Supply Branch Detail Table Name Design (Btuh) Htg (Cfm) Clg 0m) Design FR Diam (in) H x W (in) Duct Mal Actual Ln (ft) Ftg.Egv Ln (ft) Trunk BATH h 364 25 16 0 0 OxO ShMt 0 0 BEDROOM C 2788 119 126 0 0 OX0 ShMt 0 0 BEDROOM2 h 2587 117 117 0 0 Ox0 ShMt 0 0 BEDROOM2-A h 2587 117 117 0 0 Ox0 ShMt 0 0 BEDROOM -A C 2788 119 126 0 0 OX 0 ShMt 0 0 Ems' h 1047 72 47 0 0 Ox0 ShMt 0 0 GREATiDINING C 2855 108 129 0 0 OxO ShMt 0 0 GREAT/DINING-A C 2855 108 129 0 0 Ox0 ShMt 0 0 GREATAINING-B c 2855 108 129 0 0 Ox0 ShMt 0 0 KITCHEN c 725 31 33 0 0 Ox0 ShMt 0 0 LAUNDRY h 520 48 23 0 0 Ox0 ShMt 0 0 M. BATH h 811 49 37 0 0 Ox 0 ShMt 0 0 MASTERBATH h 595 43 27 0 0 Ox0 ShMt 0 0 Room7 C 2167 92 98 0 0 OxO ShMt 0 0 WIC C 214 3 1 10 0 0 Ox0 ShMt 0 0 I Return Branch Detail Table Name Grille Size (in) Htg (dm) Clg (dim) TEL (ft) Design FR Veloc (fpm) Diam (in) H x W (in) Stud/Joist Opening (in) Duct Mat Trunk rb1 Ox0 1160 1160 0 0 0 0 Ox 0 1 ShMt Wrtghtsoft- Rig2021-.1an1213:18:19 AM•++..-� v..-, ttSutc4 Unversa120t9 t9.021 RSU0870t Pagel ...DIa &\WHgFooft HUACkWYNNE-THEWINDSORnp Calc=MlB Fror4Doorfaces:N