Quietflex® 440C Rip Stop Insulated Flexible Duct, 4 in ID x 25 ft L, 6000 fpm Flow Rate, R4.2 Insulation, Polyester/Fiberglass/Metalized Polyester, Domestic
MFG Part#440C
DSG#650067
Quietflex® 440C Rip Stop Insulated Flexible Duct, 4 in ID x 25 ft L, 6000 fpm Flow Rate, R4.2 Insulation, Polyester/Fiberglass/Metalized Polyester, Domestic
MFG Part#440C
DSG#650067
- The Rip Stop Silver Jacket Flex Duct has a metallic, polyester-vapor barrier with a special rip-stop scrim reinforcement. It also uses Johns Manville Formaldehyde-free™ insulation, which helps reduce overall formaldehyde exposure.