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Thermal Tech blanket insulation encased between dual walls, DuraTech offers the optimum in safety and performance. It keeps the outer wall of the chimney cool while ensuring high flue gas temperatures for optimum draft performance. The inner wall is 25% thicker than competitive chimneys for an extra margin of safety. No locking bands or mechanical fasteners required. Designed for normal, continuous operation at 1000 deg F flue gas temperatures, DuraTech is subjected to rigorous and stringent high temperature requirements of 1 hr at 1400 deg F, plus three 10 min chimney fire test at 2100 deg F.
DuraVent® DuraTech Extended Roof Bracket, 6 and 8 in Size, 0.02 in Stainless Steel Inner and 0.016 in 430 Stainless Steel Outer Wall
| Material | : | 0.02 in Stainless Steel Inner and 0.016 in 430 Stainless Steel Outer Wall |
| Size | : | 6 and 8 in |
- 2 in clearance to combustibles
- Lightweight construction
- Provides additional support for the chimney when the chimney extends more than 4 ft beyond the roof, the legs will extend to handle varying roof slopes
- New sandwich clamps allow legs to be extended to any length from 67 - 114 in
Instruction/Installation Manual