ALWAYS check local building codes before installing Reflectix®. Review These Important Safety Guidelines Prior to Installation: A minimum of a 1/4” continuous air gap should be present between the product and the roof decking – Do not staple the product directly to the deck – This product is not perforated and could potentially condensate.Continue down length of truss/rafter stapling at 2” to 3” intervals – Repeat on opposite truss/rafter.Staple the product (either Staple Tab (ST Reflective/Bubble) or the edge of the BP Reflective/Bubble product) to the side of the top chord of the truss (the structural 2”x 4” (or 2”x 6”) that is attached to the roof decking) or the side of the rafter.Product will be installed parallel to the truss/rafter direction.Utilize either 16” or 24” Reflective/Bubble product (depending on truss/rafter spacing).It is easiest to install either 16” or 24” wide product (depending on rafter spacing).No need to cover rafters (no loop around).ĭouble Reflective Insulation Installation Instructions: (There are 3 installation options).Staple sheet directly to the deck (nails poking through sheet from above will not interfere with performance).Run product flush to the decking, parallel to the rafter. Cut the entire roll of product into 16” or 24” lengths with a miter saw (depending on rafter spacing).Staple to the Deck Method – Southern Zone of the USA Only Verify the location of your home with the ”Zip Code Zone Locator” function below. Staple to the face of the studs on gables and insure at least a 1” gap around all vents.Ģ.Leave a 2” to 3” gap on each side of the roof peak and a gap at the lower edge of the roof line (within 18” OK).Staple the product to the rafters at 2” to 3” intervals. Install product perpendicular to the rafters with a 2” overlap on the seams (no taping required).If a helper is available, rolling out longer lengths of product with one person stapling and the other holding the end of the product makes for a quicker installation.Unroll the Reflectix® as you work and cut it to suitable lengths (8’ to 12’) with scissors or utility knife.Check the attic area and make any needed repairs before installing Reflectix®.Underside of Rafter Method (depicted in illustration above) Installation Instruction pdf: DIY Attic Revised 012021 1. Radiant Barrier Installation Instructions: (There are 2 installation options)
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