Master Flow® Insulated Register Box Specs
Master Flow® Insulated Register Box Docs
Master Flow® Insulated Register Box Videos

easy
No need to wrap

efficient
Serves as a noise deadener and helps control condensation

strong
Fiberglass insulation inside metal box
Size | |
---|---|
IRB-8X4X4 | |
Weight | 9.8 lb. (4.45 kg) |
Carton Quantity | 6 |
Diameters | 4" (101.6 mm) |
IRB-8X4X5 | |
Weight | 9.8 lb. (4.45 kg) |
Carton Quantity | 6 |
Diameters | 5" (127 mm) |
IRB-10X6X6 | |
Weight | 18 lb. (8.16 kg) |
Carton Quantity | 8 |
Diameters | 6" (152.4 mm) |
IRB-12X6X6 | |
Weight | 18 lb. (8.16 kg) |
Carton Quantity | 8 |
Diameters | 6" (152.4 mm) |
IRB-12X6X7 | |
Weight | 14.3 lb. (6.5 kg) |
Carton Quantity | 6 |
Diameters | 7" (177.8 mm) |
IRB-12X6X8 | |
Weight | 14.3 lb. (6.5 kg) |
Carton Quantity | 6 |
Diameters | 8" (203.2 mm) |
IRB-14X6X8 | |
Weight | 13.3 lb. (6.1 kg) |
Carton Quantity | 5 |
Diameters | 8" (203.2 mm) |
Get automatic Lifetime Protection on your entire GAF roofing system
When you install any GAF Lifetime Shingle and at least 3 qualifying GAF accessories, you'll automatically get a Lifetime limited warranty on your shingles and all qualifying GAF accessories*.
Where to buy
Find a GAF distributor near you.