Description
Cold Weather
Temperature Resistance: -40
and keep the logs elevated from your fireplace
install sprinkler systems
L L Building F8IFD4X300 Flexible Duct, 4" x 25' BF15 Cold WeatherMetalized jacket. Single strand fiberglass yarns. For added strength and tear resistance. 2" Thick glass fiber. Highlights: Metalized jacket Size: 4" x 25' Insulated duct features A maximum temperature rating of 200 Deg F Duct can be cut to length as needed Oversized core to connect quickly and easily to standard sheet metal fitting Flexible duct is convenient for use in multiple applications including heating and A C systems and some venting