AC Infinity Backdraft Damper Ducting Insert - 100mm (4 inch) Black Galvanised Steel done Key Features & Benefits -

Key Features & Benefits -

It rapidly reduces ammonia

and VPD data remotely

220 is a larger pore size

AC Infinity Backdraft Damper Ducting Insert - 100mm (4 inch) Black Galvanised Steel done Key Features & Benefits -A ventilation ducting tool designed for insertion into 4 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