F8 BOX FILTER FOR SMART VENT SYSTEMS
This F8 box filter DIY installation pack includes the “Ventsure” replacement filter and easy to follow DIY instructions.
The filter is made from internationally rated F8 high efficiency filter material and manufactured in a deep pleat form to maximise air flow and make a strong hardy filter. It has a machine sealed core and a sealing lip that, once tapped will prevent air bypassing the filter.
The filter should last 12 months before needing replacement.