AC Infinity Backdraft Damper Ducting Insert - 200mm (8 inch) Black Galvanised Steel reflective-film Cu) are chelated to ensure

Cu) are chelated to ensure the highest bioavailability possible

200mm x 600mm (8")

Nitrogen is critical for forming vegetative matter and supporting abundant growth

Max Aquarium Size (L): 500

AC Infinity Backdraft Damper Ducting Insert - 200mm (8 inch) Black Galvanised Steel reflective-film Cu) are chelated to ensureA ventilation ducting tool designed for insertion into 6 ducting to prevent cold drafts and debris from flowing into ventilation systems. Built to be embedded in ducts, the backdraft damper is made of sturdy galvanised steel and features two rings of outer rubber gaskets. This enables it to grip your ducting with an airtight seal in either a horizontal or vertical orientation. The butterfly damper blades are made of aluminium and are equipped with a