FLEX DUCT 18 IN. DIAMETER, R 8 INSULATION VALUE, 25 FT. LENGTH

The Quietflex Rip-Stop Silver Jacketed Flex Duct has metalliac , polyester-vapor barrier with a special "rip-stop" scrim reinforcement. | Johns Manville Formaldehyde–free fiber glass insulation | Weather–resistant packaging | Easy–to–carry package | Quick clean–up and easy disposal | | Used for run outs to ceiling diffusers or mixing boxes or wherever duct runs in difficult spaces or around obstacles | Energy efficient | Lightweight and flexible, easy to install | Airtight inner core insures no fiberglass contact with the air stream | Tear and puncture resistant reinforced metalized polyester jacket | Easier to cut than a standard scrim reinforced product | Data printed on the jacket for ease of inspectors and installers | HUD/FHA standards 515.2.1, Paragraph B | NFPA standards 90A and 90B | Meets most federal, state, and local codes and standards | ETL Listed/Approved