Combustion Air System Triple-wall stovepipe system designed to provide air for combustion through its components. UL 1777 and ULC S641. DVL® Double-wall interior close clearance stovepipe for connecting woodstoves to chimney. ULC S641. DuraBlack® Single-wall interior stovepipe for connecting woodstoves to chimney.
Specifications UL 1777 and ULC S641 System Combustion Air Systems for DuraTech and DuraPlus HTC Applications Triple-wall chimney system designed to provide air for combustion through its components. Provides a 3” air intake for the appliance. Combustion Air System-DuraTech and DuraPlus HTC Materials and Construction .016” stainless steel inner wall. .018” galvalume middle wall. .018” galvalume outer, painted black. Combustion Air System is a patent-pending design that pre-heats combustion air.
Single- and Double-Wall Stovepipe Systems Specifications DVL double-wall or DuraBlack single-wall stovepipe completes the venting system when used with one of DuraVent’s chimney products, such as DuraTech, DuraPlus, or DuraPlus HTC. DVL Applications Double-wall interior stovepipe for connecting wood stoves to manufactured chimney. DVL DVL’s double-wall, air-insulated design reduces clearances to combustibles from 18” to 6”, the closest clearance to a wall of any connector pipe.
Combustion Air System | Stovepipe Bring In the Fresh Air Combustion Air System For DuraTech and DuraPlus HTC CAS system for DuraTech and DuraPlus HTC can be used with both vertical (through-the ceiling) and horizontal (through-the-wall) chimney installations.
Stovepipe | Combustion Air System Dimensional Data øA Combustion Air Wall Thimble B 6" 8" 16 18 B Provides connection between DuraTech or DuraPlus HTC chimney systems and the Combustion Air Stovepipe. Adjusts to fit wall thicknesses from 5 1/2” to 10”. Extends into room 6”. Painted black. Patent-pending.
Combustion Air System | Stovepipe Combustion Air Stovepipe Used to connect the stove to either the DuraTech or DuraPlus HTC chimney systems. Exhaust gases are carried within the inner wall, and combustion air is conducted from the Support Box or Wall Thimble between the middle and outer walls. Available in 12” fixed lengths and three telescoping adjustable lengths (see below). Triple-wall. Painted black.
Stovepipe | Combustion Air System Combustion Air 90° Elbow Use for the Combustion Air System stovepipe when an offset is needed. SIZE 6” 8” A 6” 6CAS-E90 810000876 8” 8CAS-E90 810000890 ORDER # STOCK # 0A Combustion Air Tee Use for the Combustion Air System stovepipe when attaching to rear-exit stoves.
DVL | Stovepipe DVL® - Double-Wall Stovepipe DVL Close Clearance Connector Kit Kit includes: DVL Adapter, (2) 24” DVL Double-Wall Black Pipe, 12” DVL double-wall Adjustable Black Pipe. Use kit to connect between appliance and chimney for a typical 8’ through-the-ceiling installation.
Stovepipe | DVL DVL Double-Wall Black Pipe A Designed for installation with minimum clearance to combustibles (6” to walls, 8” from top of horizontal run to ceiling). Available in 6”, 7”, and 8” diameters. Subtract ¾” for installed length. Constructed with a stainless steel inner wall.
DVL | Stovepipe DVL Double-Wall Black 45º Elbow Offsets obstructions as needed. Elbows angles are adjustable. B SIZE 6” 7” 8” A 3 1⁄2” 4 1⁄4” 6DVL-E45 810000910 4 1⁄2” 5 3⁄8” 7DVL-E45 810000929 5 1⁄2” 5 3⁄8” 8DVL-E45 810000946 B ORDER # A STOCK # DVL Double-Wall Black 90º Elbow Offsets obstructions as needed. Elbows angles are adjustable. Not recommended for rear exit appliances.
Stovepipe | DVL DVL Double-Wall Black Tee w/ Clean-out Cap A B Use with rear exit appliances and appliances that require a barometric damper. SIZE 6” 7” 8” A 7” 6” 6DVL-T 810000913 8” 7” 7DVL-T 810000932 9” 8” 8DVL-T 810000950 B ORDER # STOCK # 13” 6½” DVL Adapter/Damper Section A 4” 4¾” B Connects DVL pipe to the appliance flue outlet. Use as a stove adapter. The damper is optional. Stock # with (W/O) has no damper.
DuraBlack | Stovepipe DuraBlack® - Single-Wall Stovepipe DuraBlack Stovepipe Kit Kit includes: 14” DuraBlack Slip Connector w/Trim and (2) 24” DuraBlack Single-Wall Black Pipe. Use kit to connect between appliance and chimney for a typical 8’ through-the-ceiling installation. SIZE 6” ORDER # 6DBK-KSP 810000955 STOCK # DuraBlack Slip Connector w/Trim A Use to adapt DuraBlack pipe to ceiling support box or finishing collar. Adds 3” - 13” of length to rigid pipe.
Stovepipe | DuraBlack DuraBlack Telescoping Length w/ Trim Use for a two-piece installation. Connects directly from stove to ceiling support box or finishing collar. Adjusts from 44”- 68”. No cutting required. Available in stainless steel (SS).
DuraBlack | Stovepipe DuraBlack Slip Increaser w/ Trim 8 3/16” 4” Use to adapt from 6” DuraBlack to 8” DuraTech, DuraPlus, DuraPlus HTC, or DuraLiner at the ceiling support box or finishing collar. Adds 5” - 15” of length. SIZE 6”- 8” ORDER # 6DBK-XS8 810000962 STOCK # 16” 5 15/16” DuraBlack Single-Wall Black Pipe Use for a single-wall connector pipe. Requires 18” clearance to combustibles. Subtract 1 1⁄4” from length to calculate the installed length.
Stovepipe | DuraBlack DuraBlack 45º Elbow Offsets obstructions as needed. Elbows angles are now adjustable. Adjustable elbows are manufactured drip free so creosote travels back to the stove as intended. B SIZE 6” 7” 8” 10” A 4” 3 1⁄2” 6DBK-E45 810000972 4” 3 3⁄8” 7DBK-E45 810000989 4 1⁄2” 4 1⁄2” 8DBK-E45 810001009 4 1⁄2” 3 5⁄8” 10DBK-E45 810001025 B A ORDER # STOCK # DuraBlack 90º Elbow Offsets obstructions as needed. Elbows angles are now adjustable.
DuraBlack | Stovepipe DuraBlack Double-Skirted Stovetop Adapter A 4¼” B A Use to adapt DuraBlack stovepipe to appliance flue outlets. Outer wall covers appliance flue outlet. SIZE 6” 7” A 6 1⁄8” 5 5⁄8” 6DBK-ADDB 810000978 7 1⁄8” 6 5⁄8” 7DBK-ADDB 810000994 B ORDER # STOCK # DuraBlack Stovetop Adapter 4” 10” Use to adapt DuraBlack stovepipe to appliance flue outlet.
Stovepipe | DuraBlack SS DuraBlack SS Telescoping Length w/ Trim Use for a two-piece installation. Connects directly from stove to ceiling support box or finishing collar. Adjusts from 44”- 68”. No cutting required. SIZE 6” A 44” 35” 9” 68” 33” 6DBK-TLSS 810000960 B 44” Collapsed B C A C B D E 68” Fully Extended D ORDER # E B STOCK # B DuraBlack SS Single-Wall Pipe Use for a single-wall connector pipe. Requires 18” clearance to combustibles.
DuraBlack SS - Welded | Stovepipe DuraBlack SS 45º Elbow Offsets obstructions as needed. Adjustable. SIZE A B B ORDER # A STOCK # DuraBlack SS 90º Elbow 6” 8” 4” 4 1⁄2” 3 1⁄2” 4 1⁄2” 6DBK-E45SS 8DBK-E45SS 810000973 810001010 Offsets obstructions as needed. Adjustable. Not recommended for rear exit appliances. SIZE A A B B ORDER # STOCK # DuraBlack SS Stovetop Adapter 8” 6” 7” 5 3⁄4” 7 1⁄8” 6DBK-E90SS 6DBK-E90SS 810000975 810001012 Use to adapt DuraBlack stovepipe to appliance flue outlet.
Stovepipe | DuraBlack Welded DuraBlack Welded Telescoping Length w/ Trim Use for a two-piece installation. Connects directly from stove to ceiling support box or finishing collar. Adjusts from 44”- 68”. No cutting required. Available in stainless steel (SS). SIZE 6” A 44” 35” 9” 68” 33” 6DBK-TLW 81000804 B C A D B C 44” Collapsed B E ORDER # 68” Fully Extended D STOCK # E B B DuraBlack Welded Single-Wall Black Pipe Use for a single-wall connector pipe.
DuraBlack Welded | Stovepipe DuraBlack Welded 45º Elbow B Offsets obstructions as needed. Adjustable. SIZE 6” A 4” 3 1⁄2” 6DBK-E45W 810008021 B ORDER # A STOCK # DuraBlack Welded 90º Elbow A B Offsets obstructions as needed. Adjustable. Not recommended for rear exit appliances. SIZE 6” A 6” 5 3⁄4” 6DBK-E90W 810008022 B ORDER # STOCK # DuraBlack Welded Damper Section *updated illustration* Install at, or close to, the stove outlet in-line. 5” pipe section with the damper pre-installed.
