Double Wall All Fuel Exhaust System:
Easiest and Fastest joint assembly on the market using innovative and industry first technology
444 or 316L stainless-steel inner liner
304 stainless-steel outer jacket
Material Options:
DWAF-AE: 444 or 316L stainless inner, 409 stainless outer jacket
1 ½” thick ceramic fiber insulation compressed into 1 ¼” space
6 - 36"
2.2" overlapping joint with Patent-Pending light-weight technology, and double female socket peritting fastest alignment/installation on the market.
1. Use supplied silicone sealant to make the complete seal.
2. Push the male/female ends together
3. Install the outer locking band to ensure correct engagement
DWAF - Technical Data Sheet - Boiler Stack
UL441
UL641
| UL Listings (and ULC) |
|---|
UL-1738 Standard, Venting Systems for Gas-Burning Appliances, Categories II, III & IV (ULC-S636 Standard for Type BH Gas Venting Systems)
UL-1978 Standard
UL-103 Standard
UL-103 Standard Additional Type HT Listing
UL-2561Standard, 1400°F Chimney Listing Additional UL/ULC 20" W.C. Pressure Listing |
