DuraVent DuraChimney II 15-Degree Elbow Kit - 8" Chimney
The 8” DuraChimney II Elbow Kits include two elbows and one elbow strap. They are used to offset around obstructions such as rafters, ridge poles, or joists. Offsets greater than 30° are not allowed. Elbows are not adjustable.
This product is a special order item and cannot be returned once it has been shipped.
Product Features
Double-Wall, Air-Cooled Safety
Stays cooler on the outside while maintaining a hot internal draft path—enhancing chimney performance and protecting surrounding framing.
Unitized, Lightweight Sections (Faster Installs)
Factory-built inner/outer walls arrive pre-assembled, eliminating the need for field assembly and reducing installation time and errors.
UL 103 / ULC S604 Class A Listing
Tested and listed for high-temperature solid-fuel use to meet North American safety standards.
High-Temperature Rating
Rated for continuous 1000°F flue gases; also tested for short-duration over-temperature events per Class A requirements.
Durable Stainless/Galvanized Construction
.016" 430 stainless steel inner wall with a .021" galvanized outer wall (stainless outer wall available by quote) for extended service life.
2" Clearance to Combustibles
Air-cooled design maintains the required 2-inch clearance for safe chase and framing layouts.
Professional Installation Required
DuraVent requires that all DuraChimney II components be installed by a qualified professional.
Product Specifications
| Specification |
Detail |
| Brand / Series |
DuraVent® DuraChimney® II (DCA) |
| Component Type |
15-Degree Elbow Kit |
| Inner Diameter (ID) |
8" |
| Outer Diameter (OD) |
12" |
| Overall Length / Angle |
15 Degrees |
| Construction |
.016" 430 stainless inner wall; .021" galvanized outer wall (stainless outer available by quote); 1.5" Air Gap Between Walls |
| Design |
Double-wall, air-cooled; unitized (no field assembly of inner/outer walls) |
| Listing / Certification |
UL 103; ULC S604 (Class A chimney) |
| Temperature Rating |
1000°F continuous; short-duration higher-temp compliant per UL 103 |
| Clearance to Combustibles |
2" minimum |
| Fuel Compatibility |
Wood (primary); also oil, coal, gas, where listed—follow the fireplace manufacturer’s instructions |
| Typical Application |
Factory-built alternative to masonry chimney; fireplace/chimney chase installations |
| Finish |
Galvanized outer (option: stainless outer by quote) |
| Joint / Connection |
Twist-Lock Connection |
| Maintenance |
Inspect annually; clean as needed per solid-fuel best practices |
| Warranty |
Limited Lifetime |