Twin Airs breakthrough, fused-dual-layer design (now widely copied) combines performance and protection.

The fused layers of open-pore’foaming fine inner foam trap even the’smallest particles. ‘The new, rounder design and minimised shorter seams boost airflow.

Twin Air filters are assembled by hand and inspected for a perfect fit – Reusing a Twin air filter 40-50 times is common.

Fire Resistant filters have a backfire-resistant foam layer laminated to the filter which eliminates the restrictive, stock backfire screen.