Description
Key Features & Benefits
- Johns Manville Formaldehyde-free™ fiber glass insulation
- GREENGUARD® certified insulated products
- Galvanized or bronze metal core reinforcing
- Oversized core to fit on collars and register boxes
- Weather-resistant packaging
- Easy-to-carry package: Up to 10" bags are strapped to form a pair
- HUD /FHA standards 515.2.1, paragraph B
- NFPA standards 90A and 90B
- Meets most BOCA, City of Chicago, federal, state and local codes and standards
- UL listed/approved to UL 181
Fiberglass
- R6.0 and R8.0 certified by UL and the Air Diffusion Council using ASTM C-518 at installed thickness of insulation
- Made of formaldehyde free materials
Surface Burning Characteristics
- Flame spread: Less than 25
- Smoke developed: Less than 50
Vapor Barrier
- The Quietflex Rip Stop Silver Jacket has a metalized polyester-vapor barrier with a special “rip stop” scrim reinforcement
- Vapor Transmission: at or below 0.05 perms
Operating Temperature Range
- -20˚F to 180˚F - Continuous
- -20˚F to 200˚F - Intermittent
Core
- Two layers of polyester film encapsulate a galvanized or bronze coated wire helix
- Rated positive pressure is 10" W.C. and negative pressure is 1/2" W.C. per the UL 181 standard
- Rated maximum air velocity is 6000 FPM