DuraVent Concentric Vent System 3" x 5" Galvalume Universal Condensate Drain btu175000 A surround is required for

A surround is required for the Innsbrook Direct Vent Fireplace Insert

For floor application

Model 120-HWI

C203BL Surround Bottom Cover

DuraVent Concentric Vent System 3" x 5" Galvalume Universal Condensate Drain btu175000 A surround is required forAn economical venting solution for condensing and noncondensing appliances, the Concentric Venting System (CVS) features a UL1738 approved super ferritic stainless steel inner wall. The proprietary twist lock connection eliminates use of clamps or mechanical fasteners and saves installation time. Only one penetration is needed through the roof or the wall for both exhaust and combustion air. Multiple pipe lengths and telescoping pipe extensions