DuraVent Concentric Vent System 3" x 5" Galvalume Wall Thimble self-trimming Each kit includes everything you

Each kit includes everything you need for building the perfect fire pit

reducing the likelihood of  damage and ensuring that consumers receive their product in pristine condition

it offers exceptional strength and long-lasting use

1 bag of stone media

DuraVent Concentric Vent System 3" x 5" Galvalume Wall Thimble self-trimming Each kit includes everything youAn 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