Adhesive and sealant council project report adhesive systems for roof.
Florida roof deck adhesive retrofit.
Deck re nailing fbc existing building section 706 7 establishes the requirement that the roof decking is to be re nailed.
I can highly recommend them they were punctual professional and cleaned up everything after completing the job.
Structures that already comply are exempt from this requirement i e.
201 3 5 priorities for mandated roof to wall retrofit expenditures.
Permitted under the 2004 code or newer.
Expansion joints and construction sealants.
A sealed and insulated roof deck can t dry inward to the attic if the roofing happens to let water.
Having a roofing professional evaluate your retrofit options and perform the retrofit is a good idea for most homeowners.
Nails shall be corrosion resistant and not less than 11 gage 5 16 inch 11 mm head and of sufficient length to penetrate the deck not less than 3 4 inch 19 mm or through the thickness of the deck whichever is less or in accordance with the frsa tri florida high wind concrete and clay roof tile installation manual fifth edition where.
But foam also traps moisture in the roof in case of a leak.
Seems when my house was built the trusses were not properly secure to the concrete blocks.
The adhesives need to be approved for tile installations able to withstand high heat.
706 7 when a roof covering on an existing site built single family residential.
Expansion joint covers and sealants for the built environment.
For houses with both hip and gable roof ends the priority shall be to retrofit the gable end roof to wall connections unless the width of the hip end is more than 1 5 times greater than the width of the gable end.
Applying closed cell spray insulation to the underside of a roof deck at the sheathing to truss connection can double or triple the strength of the assembly boosting the roof sheathing s resistance to wind uplift in a hurricane.
You can improve the uplift resistance of the roof deck from the attic without removing the roof covering.
Florida retrofit made our roof hurricane ready this week.
Waterproof fire rated trafficable sound attenuating insulating air wind seismic and watertight building expansion joints and precompressed hybrid sealants.
Using a caulking gun apply a 1 4 inch bead of wood sub floor adhesive afg 01 rated along the intersection of the roof deck and the roof support element rafter or truss chord on both sides.
10 of 11 adhesives tested to a failure pressure of at least 150 psf retrofit applications of adhesives recommended only as a temporary measure until re roofing because of unknown effects of attic environmental conditions on the strength of adhesives sources.
The typical foam insulation or adhesive available at a home improvement store will not work for this type of application.
They really know what they are doing and the insurance discount is huge.
