ThermoFlo 8 inch air ducting - 1 foot length
High-performance ThermoFlo Ducting is one of the most reliable options for exhausting warm, humid air from the indoor garden. Featuring several layers of reinforced metal laminate casing, a smooth double-sealed interior and galvanized steel coils, this eight-inch ducting is air-tight, puncture-resistant, and easy to install. Heavy-duty ThermoFlo ducting also assists in keeping noise to a minimum. Maximum single piece length is 25 feet with a recommended installation length of 14 feet. SOLD BY THE FOOT.