HomeMy WebLinkAboutInsulation Inspection2020 - AIR BARRIER AND INSULATION INSPECTION COMPONENT CRITERIA
TABLE 402.4.1.1
a
AIR BARRIER AND INSULATION INSPECTION COMPONENT CRITERIA
Project Name: RAMIST RESIDENCE Builder Name: 4e) l-1 W i W(!-,
Street: 159 OCEAN ESTATES DRIVE Permit Office: ST LUCIE COUNTY
City, State, Zip: FORT PIERCE, FL, Permit Number:
U
Owner: SCOTT AND NATALYA RAMIST Jurisdiction: ST LUCIE COUNTY
W
x
Design Location: FL, Fort Pierce
v
COMPONENT
AIR BARRIER CRITERIA
INSULATION INSTALLATION CRITERIA
General
A continuous air barrier shall be installed in the building envelope.
Air -permeable insulation shall
The exterior thermal envelo�e contains a continuous air barrier.
not be used as a sealing material.
requirements
Breaks or joints in the air barrier shall be sealed.
The air barrier in any drop�ed ceiling/soffit shall be aligned with the
The insulation in any dropped ceiling/soffit
Ceiling/attic
insulation and any gaps in the air barrier shall be sealed.
shall be aligned with the air barrier.
Access openings, drop do" stairs or knee wall doors to
unconditioned attic spaces,Ishall 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 sealed.
shall be insulated by completely filling the cavity with a
Knee walls shall be sealed
material having a thermal resistance of R-3 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 windoi
/door jambs and framing, and
and doors
skylights and framing shall)
be sealed.
Rim joists
Rim joists shall include th�
air barrier.
Rim joists shall be insulated.
Floors
The air barrier shall be in
talled at any exposed edge of insulation.
Floor framing cavity insulation shall be installed to
(including
maintain permanent contact with the underside of
above -garage
subfloor decking, or floor framing cavity insulation shall
and cantilevered floors)
be permitted to be in contact with the top side 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 a
Where provided instead of floor insulation, insulation
Class I vapor retarder wit
overlapping joints taped.
shall be permanently attached to the crawlspace walls.
Shafts, penetrations
Duct shafts, utility penet�tions,
and flue shafts opening to exterior
or unconditioned space shall
be sealed.
Batts in narrow cavities shall be cut to fit, or narrow
cavities shall be filled by insulation that on installation
Narrow cavities
readily conforms to the available cavity spaces.
Garage separation
Air sealing shall be provi�ed
between the garage and conditioned spaces.
Recessed lighting
Recessed light fixtures installed
in the building thermal envelope shall
Recessed light fixtures installed in the building
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 an
plumbing in exterior walls, or Insulation that on
installation readily conforms to available space shall
extend behind pipina and wiring.
Shower/tub
The air barrier installed at
exterior walls adjacent to showers and
Exterior walls adjacent to showers and tubs shall be
on exterior wall
tubs shall separate then]
from the showers and tubs,
insulated.
Electrical/phone box on
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 ceiling
Concealed
When required to be sealed,
concealed fire sprinklers shall only be sealed
sprinklers '
In a manner that is recommended
by the manufacturer. Caulking or other
adhesive sealants shall Inot
be used to fill voids between fire sprinkler
cover Dlates and walls or
cellincis.
a. in aaamon, inspection or iog waus snap oe in acicoroance VAin ine provisions or w,-4uu.
6/21/2021 3:16 PM EnergyGauge® USA 7.0.00 - FlaRes2020 FBC 7th Edition (2020) Complian o Se Page 1 of 1