Straight-through design reduces back-pressure for added performance.
Perfect when space is limited.
Thick Aluminized case.
Louvered baffles with high-temp fiberglass packing.
http://hedman.com/images/ePIM/original/25005.jpg
http://hedman.com/images/ePIM/original/25005.jpg
http://hedman.com/images/ePIM/original/25005.jpg
http://hedman.com/images/ePIM/original/25005.jpg
http://hedman.com/images/ePIM/original/25005.jpg