AC INFINITY Backdraft Damper Ducting Insert, 4-Inch, Black Galvanized Steel water reservoirs Exempt from residue tolerance

Exempt from residue tolerance

Hot-swap easy-release clips let growers replace individual light bars without taking the full fixture offline

Durable Housing: Constructed with heavy-duty materials for long-lasting use in demanding environments

Ph Down (uses food grade Phosphoric acid to lower the pH to the proper level)

AC INFINITY Backdraft Damper Ducting Insert, 4-Inch, Black Galvanized Steel water reservoirs Exempt from residue toleranceAC INFINITY Backdraft Damper Ducting Insert, 4 Inch, Black Galvanized Steel The AC INFINITY Backdraft Damper Ducting Insert is a crucial addition to any home HVAC system, especially designed for 4 inch duct openings. This robust damper insert is expertly crafted from black galvanized steel, combining durability with a sleek finish. Its compact product length of 5. 03 inches makes it an ideal fit for various ventilation setups, accommodating both