Building Envelope Products All in the one place.
Efficiency Matrix Exhaust Fan Draft Stopper - 320mm Diameter is used with ceiling exhaust fans to stop air flowing in the reverse direction. It has a flap which automatically closes when the exhaust fan is off to minimise air leakage within the building envelope.
Made of moulded plastic, this draught stopper damper will sit on top of the exhaust fan in the ceiling/loft space.
Made in Australia
Size: 320mm diameter (internal) / 350mm external diameter, 160mm Height
Efficiency Matrix, is an Australian owned company which has been operating since June 2009.
Assisting society to reduce its operational footprint in a financially sustainable manner
Money makes the world go around, we plan to make it go around for much less.
Criteria of our products/services:
Our products assist the continuity of the building envelope for