- 1.25” conical overlapping joint with added ½” rolled flange and vee band connection.
- Wall thickness 0.035''
- Stainless steel all-in-one chimney, vent, or exhaust system for condensing and noncondensing appliances
- UL-103, UL-1978, UL-1738, UL-1777
- Wall thickness 0.020''
- For high pressure exhausts, kitchen ventilation systems or gas & oli vents
- UL-103, UL-1978, UL-1738, UL-1777
- Fiber insulation 1.25'' - 4.25'' thickness
- Dramatically reduced clearance to combustibles
- UL-2561, UL-103, UL-1738, UL-441
- Ceramic fiber insulation from 1.25'' - 4.25'' thickness
- Suitable for chimney or ventilation
- UL-2561, UL-103, UL-1978, UL-1738, UL-441, UL-641
- DWFL with zero wall clearance from combustible components
- For fire rated grease ducts
- UL-2221, UL-1978 and 90'' W.C. pressure listings for all applications
- DWFL with zero clearance assembly for special gas vent
- UL-1738, UL-1978, UL-441 and 90'' W.C. pressure listings for all applications
- Pressure tight insulated system without gaskets
- For kitchen ventilation systems, high pressure exhausts and gas & oli vents
- UL-103, UL-2561, UL-2561, UL-1978, UL-1738, UL-441 and UL-641