The deflect-o Supurr-Flex 4 in. x 20 ft. Metallic Duct is multi-layered and flexible for easy installation and optimum air flow. It's fire retardant and ideal for bath and dryer venting.
- 4 in. diameter is ideal for bath or dryer venting
- Designed to replace vinyl ducts
- Flexible aluminum for easy installation
- Fire retardant with no exposed polyester