HomeMy WebLinkAboutFL16918_R2_II_LVT14001.2a 2017 FBC Evaluation Report Off-Ridge Vent finala CREEK
Technical Services, LLC
LVT14001.2a FL16918-R2 Page 1 of 3 Page 1 of 3
This evaluation report is provided for State of Florida product approval under Rule 61G20-3. The manufacturer shall notify CREEK
Technical Services, LLC of any product changes or quality assurance changes throughout the duration for which this report is valid.
This evaluation report does not express nor imply warranty, installation, recommended use, or other product attributes that a re not
specifically addressed herein.
Certificate of Authorization No. 29824
17520 Edinburgh Drive
Tampa, FL 33647
(813) 480-3421
EVALUATION REPORT FLORIDA BUILDING CODE, 6TH EDITION (2017)
Manufacturer: L.V. Thompson, Inc. Issued October 9, 2017
dba Thompson Architectural Metals Company (TAMCO)
5015 E. Hillsborough Ave
Tampa, FL 33610
(813) 248-3456
http://www.tamcometalroof.com
Manufacturing Plant: Tampa, FL
Quality Assurance: Keystone Certifications (QUA1824)
SCOPE
Category: Roofing
Subcategory: Roofing Accessories that are an Integral Part of the Roofing System
Code Sections: 1503.5, 1523.6.5.2.13
Properties: Roof Ventilation
REFERENCES
Entity Report No. Standard Year
PRI Construction Materials Technologies (TST5878) LVTI-012-02-01 TAS 100(A) 1995
PRODUCT DESCRIPTION
TAMCO Off-Ridge Roof
Vent with Baffle Minimum 26 ga. ASTM A792 AZ50 (non-HVHZ only) or ASTM A653 G90 steel off-ridge
static roof ventilator with integrated baffle offset from the intake. Vent dimensions are
24” wide x 4-1/4” high and is available in nominal lengths of 4 -ft, 6-ft, 8-ft and 10-ft.
Material shall conform with FBC Section 1507.4.3 (non-HVHZ) and 1517.6 (HVHZ).
External Baffle Mounting flange
A CREEK
Technical Services, LLC
LVT14001.2a FL16918-R2 Page 2 of 3 Page 2 of 3
This evaluation report is provided for State of Florida product approval under Rule 61G20-3. The manufacturer shall notify CREEK
Technical Services, LLC of any product changes or quality assurance changes throughout the duration for which this report is valid.
This evaluation report does not express nor imply warranty, installation, recommended use, or other product attributes that are not
specifically addressed herein.
L.V. Thompson, Inc. (TAMCO)
TAMCO Off-Ridge Roof Vent with Baffle
APPLICATION
Deck Type: Minimum 15/32-inch APA span rated plywood sheathing for new and existing roof deck;
Min. 19/32-inch APA span rated plywood sheathing in the HVHZ for new construction.
(Deck shall be designed by others in accordance with FBC requirements)
Roof slope: Minimum 4:12
Installation Height: Maximum 33-ft
Attachment Method: Cut-out a 3-inch opening sized according to manufacturer’s instructions into the
sheathing located a minimum 6-inch off the ridge. For a single vent, install the vent as
close to the center of the roof length as possible. Multiple vents should be evenly
spaced along the roof length.
Remove interfering shingle nails around the perimeter of the opening and any debris
prior to placing vent. Apply ASTM D 4586 or ASTM D 3409, Type I roofing
cement/mastic to the underside of the vent flange at both the inside and outside
perimeter and to continuously surround and seal the flange. Slide the top and side
flanges of the vent underneath the shingles and allow the bottom flange to lie on top of
the shingles. Attach the vent with galvanized or stainless steel roofing nails having
minimum 12 ga. shank, minimum ⅜-inch diameter head and sufficient length to
penetrate through the sheathing (ring shank nails shall be used in the HVHZ). Nails
shall be located 1-inch from the edge of the flange and 8-inch o.c. along all four sides of
the vent. All exposed fasteners shall be sealed with roofing cement/mastic. All
loosened shingles shall be adhered down with roof cement/mastic.
Allowable Roof Coverings: Asphalt shingles
A CREEK
Technical Services, LLC
LVT14001.2a FL16918-R2 Page 3 of 3 Page 3 of 3
This evaluation report is provided for State of Florida product approval under Rule 61G20-3. The manufacturer shall notify CREEK
Technical Services, LLC of any product changes or quality assurance changes throughout the duration for which this report is valid.
This evaluation report does not express nor imply warranty, installation, recommended use, or other product attributes that are not
specifically addressed herein.
L.V. Thompson, Inc. (TAMCO)
TAMCO Off-Ridge Roof Vent with Baffle
LIMITATIONS
1)Fire Classification is outside the scope of this evaluation.
2)The roof deck and deck attachment shall be designed by others in accordance with the FBC.
3)TAMCO vents shall be installed in strict compliance with this evaluation report and the manufacturer’s
published installation instructions. In the event of conflict, the more restrictive installation shall be enforced.
4)Deck substrates shall be clean, dry, and free from any irregularities and debris. All fasteners in the deck
shall be checked for protrusion prior to installation.
5)Installation of the roof assembly is outside the scope of this evaluation.
6)TAMCO vents are intended to provide passive ventilation for an enclosed attic in residential construction
applications.
7)All products listed in this report shall be manufactured under a quality assurance program in compliance with
Rule 61G20-3.
COMPLIANCE STATEMENT
The products evaluated herein by Zachary R. Priest P.E. have demonstrated compliance with the Florida Building
Code, 6th Edition (2017) as evidenced in the referenced documents submitted by the named manufacturer.
Zachary R. Priest, P.E.
Florida Registration No. 74021
Organization No. ANE9641
CERTIFICATION OF INDEPENDENCE
CREEK Technical Services, LLC does not have, nor will it acquire, a financial interest in any company manufacturing or distributing
products under this evaluation.
CREEK Technical Services, LLC is not owned, operated, or controlled by any company manufacturing or distributing products under
this evaluation.
Zachary R. Priest, P.E. does not have, nor will acquire, a financial interest in any company manufacturing or distributing products
under this evaluation.
Zachary R. Priest, P.E. does not have, nor will acquire, a financial interest in any other entity involved in the approval process of the
product.
END OF REPORT