Where your growing season never ends!

ThermoFlo 4″x25′ Insulated Ducting


Range Discount
1 - 999 11 %

SKU: THF425INS Category:


ThermoFlo’s SRB Series is industrial quality insulated ducting manufactured tough for consumers’ and installers’ peace of mind. Consisting of three-ply polyester laminate, fiberglass reinforced scrim, and a galvanized spring steel wire—all wrapped with fiberglass insulation—it provides an outstanding combination of strength and tear resistance.

Additional information

Weight 4.2500 lbs
Dimensions 25.000 x 4.000 x 4.500 in