Straight Up 6 Inch Class A Double Wall Chimney Through Wall Kit With Spark Guard Cap And Adjustable Bracket For All Fuel 304 Stainless Steel Pipes With HST Wall Thimble Sleeve

Compact 6 Inch Class A Double Wall Vent Kit
✔️ Thermal shield sleeve, spark arrestor cap, UL103HT tested

This through-wall package delivers everything you need to route exhaust cleanly out of your home without poking holes in your roofing. You bolt it directly to exterior siding for wood stoves, pellet heaters, or gas furnaces that require steady draft removal. The pre-matched connectors snap together fast while the insulated housing keeps nearby wood framing from scorching. Everything is sized to tie straight into standard double wall chimney runs. ✅ Rigid aluminum outer shell shields interior drywall from direct flame exposure
✅ Adjustable mounting bracket slides past gutters to clear rooflines smoothly
✅ Tight seal gaskets stop cold drafts from sneaking back through masonry walls
✅ Insulated thermal liner traps dead air space to block radiant heat flow
✅ Ready-to-assemble hardware cuts down on trial and error during rough framing

💡 How does a rigid Class A chimney through wall box prevent exterior siding burnout? Blocking radiant heat requires an insulated air gap that keeps the outer casing cool during heavy loads. This setup maintains strict clearance standards while routing exhaust safely out past your eaves. - Insulated thermal collar traps circulating air to pull heat away from framing - Standoff metal clamps lock the flue down while preserving required inch gaps - High temp sealed joints survive repeated heating cycles without cracking open - Factory matched connectors slide directly onto standard vent pipes for quick installs

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