DirectVent® Pro
Please be advised that Duravent will discontinue the DirectVent Pro H2 Snorkel products effective October 17, 2022.
NEW! Horizontal Vent Kit for DV® Inserts
Available now for use with approved appliances.
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Our DirectVent Pro 4” x 6 5/8” and 5” x 8” product has also been approved for all models, not using the Optivent Concentric Flue Fan System!
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DirectVent® Pro to CVS® Adapters now available.
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DuraVent is proud to announce new & improved versions of our co-axial to co-linear appliance connector
and chimney liner termination kit used with DirectVent Pro.
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Previously DirectVent® Pro Flex lengths, included in the outlined kits below, were marked in “RED” (exhaust) and
“GREEN” (air intake) colored tape.
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As part of our efforts to continually improve our product offerings, we have started a Two-Phase change to our
DirectVent® Pro product line.
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The standard CL33 kit now comes with 25’ flex lengths as well as 35’ lengths. All other co-linear kits come
with 35’ flex lengths. All kits now come with 4 hose clamps.
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DuraVent is pleased to announce a key approval from Montigo DelRay Inc. and Canadian Heating Products Inc. with DirectVent® Pro 5” x 8” coaxial (concentric) venting with Montigo direct-vent gas fireplaces.
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As of May 1, 2014, DuraVent has transitioned to a new and improved black paint. The new paint is our response and solution to comments from installers and dealers regarding durability of DuraVent’s black paint.
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DuraVent is the first manufacturer to have a UL-listed relining system for factory-built chimneys. Our co-linear direct vent
relining system can be used when installing a directVent insert into an existing factory-built chimney.
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Use to add length to a straight length of DirectVent® Pro.
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Flex now comes in a 35’ length instead of 30’
previously offered. Also, now included are 4 gear
clamps inside the box.
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DuraBlack®
As of May 1, 2014, DuraVent has transitioned to a new and improved black paint. The new paint is our response and solution to comments from installers and dealers regarding durability of DuraVent’s black paint.
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In 2011 we added a number of new adapters to our DVL and DuraBlack product lines.
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DuraVent has listened to you and has built in new
features in the Slip Connector for our single-wall
stovepipe.
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NEW Snap-Lock Adapter with Trim for DuraBlack single-wall stovepipe.
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Stove Bright® is a high quality, fast drying, high temperature paint – a great match for touching up any of
DuraVent’s venting pipe, including DuraBlack, DVL® and PelletVent® Pro.
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NOW ADJUSTABLE 45° and 90° Elbows for DuraBlack®.
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DuraChimney® II
DuraVent DuraTech® 10” – 16” chimney caps have a new space-saving design that makes cleaning easier due to no loose hardware and a twist-off top.
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We have expanded our offering of DuraChimney II to now include 8″ x 12″ product! The new 8″ DCA will be available for use on the new Napoleon NZ5000 which has just been introduced.
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DuraVent DuraChimney II is now listed as the only approved air-cooled chimney on the new High Country™ NZ7000 and NZ8000 low mass fireplaces, offered from Napleon Fireplaces.
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DuraFlex® Aluminum
DuraVent has added a 2” flex offering for DuraFlex® AL. 2” DuraFlex® AL Flex is available in 5’, 25’, 35’, and 50’ coils.
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DuraFlex® Stainless Steel
DuraFlex SS storm collar previously included with Vertical Cap will now come welded to Top Plate. As a result, Top Plate and Storm Collar (DFS-TPSC) and Removable Vertical Cap (DFS-VCRC) finished goods will be offered.
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DuraFlex SS storm collar previously included with Vertical Cap will now come welded to Top Plate. As a result, Top Plate and Storm Collar (DFS-TPSC) and Removable Vertical Cap (DFS-VCRC) finished goods will be offered.
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For Oil Fired Appliances.
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In continuance with our goal to always improve our products, we have UPDATED the DuraFlex® Insert Adapter. The insert adapter connects the flex to an insert that has a flat surfaced outlet.
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DuraVent is the first manufacturer to have a UL-listed relining system for factory-built chimneys to be used with solid-fuel
appliances in the USA.
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DuraVent presents TherMix, a ready-mix, Vermiculite-based masonry material. TherMix cures into a lightweight, semi-hard mass that forms a thermal insulation barrier to keep flue gases warm and exterior chimney surface temperatures within safe limits.
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DuraFlex® Pro is the ultimate in flexible steel liners
for strength and flexibility.
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DuraLiner®
DuraVent is offering a new 5” Round Tee w/ Cap and 6” Branch. Use to connect between masonry wall thimble or
stove connector pipe to 5” round DuraLiner®.
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With continuous commitment to refining existing products to exceed demands of today’s market, DuraVent has redesigned its DuraLiner® Masonry Thimble with Slip Connector (MTSC) to make installation easier than ever.
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DuraVent is offering a new 5” Round Tee w/ Cap and 6” Branch. Use to connect between masonry wall thimble or
stove connector pipe to 5” round DuraLiner®.
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Insulation Kit Replaces Heavy Two-Ply Insulation
Sleeve on DuraLiner®.
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Enjoy the Installation Advantages with the Newly Re-Engineered DuraLiner Oval Tee
…Now with Removable Branch!
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DuraSeal®
Dura Seal Flex Custom Length Components (3”-12” diameters) have been discontinued due to low demand and complexity reduction in manufacturing.
48” DuraSeal vent length now offered in Single-Wall and Double-Wall
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DuraVent is proud to announce a great improvement to the design of our Drain Tee Caps, Drain Lengths and Test Port
Lengths.
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DuraStack®
NEW DuraStack® Half and Full Angle Rings.
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DuraTech® 5"- 8"
DuraVent is proud to announce an improved version of our Round Ceiling Support Box and Flat Ceiling Support Box!
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DuraVent would like to welcome the new Insulated Wall Thimble to the DuraTech product family!
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DuraVent is proud to announce the Square Ceiling support box now with a new and improved Square to Round Insulation Collar! This new collar design provides better protection from debris entering the support box!
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As of May 1, 2014, DuraVent has transitioned to a new and improved black paint. The new paint is our response and solution to comments from installers and dealers regarding durability of DuraVent’s black paint.
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Chimney sweeps have requested replacement tee caps, so DuraVent is now offering DuraTech® 5”, 6”, 7” and 8” diameter tee caps as a separate item to be used if replacement is needed. There is no change to the product.
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NEW DuraTech® Square Ceiling Support Box.
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NEW DuraTech® Adjustable Parts.
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NEW Includes Adapter! No Tabs!
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With a Thermal Tech blanket insulation encased between dual walls, DuraTech® offers optimum in safety and performance.
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NEW DuraTech® Finishing Collar w/Adapter.
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DuraTech® 10"- 24"
DuraVent is proud to announce an improved version of our Round Ceiling Support Box and Flat Ceiling Support Box!
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DuraVent DuraTech® 10” – 16” chimney caps have a new space-saving design that makes cleaningeasier due to no loose hardware and a twist-off top.
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As of May 1, 2014, DuraVent has transitioned to a new and improved black paint. The new paint is our response and solution to comments from installers and dealers regarding durability of DuraVent’s black paint.
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DuraVent has redesigned the DuraTech® Snow Splitter to be three times thicker and stronger, allowing it to standup against heavier snow loads
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With a Thermal Tech blanket insulation encased between dual walls, DuraTech® offers optimum in safety and performance.
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DuraTech® Canada
Insulated Tees made AFTER March 1st, 2021, will now include a Twist-Lock Tee Cap.
The new twist-lock tee cap replaces the old-style cap that was used in combination with the DTC-TSAC Adjustable Tee Support with Coupler.
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With DuraTech Canada (DTC) chimney produced AFTER March 1st, 2021; Premium Shields (aka continuous shields or “third pipe”) are no longer required. This is due to new insulation we are using that is more effective at blocking the transfer of radiant heat energy into surrounding combustibles.
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DuraTech® Canada and DuraTech® Premium chimney lines and have implemented a laser welded inner flue & outer sleeve.
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As part of DuraVent’s commitment to venting excellence, we are proud to introduce our new adapters for IHP’s line of High Efficiency Wood Fireplaces.
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LIRE LA SUITE
More and more local Building Code requirements have been updated to improve home insulation which includes
among others an increase in the depth of attic insulation requirement.
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Use with flat, vaulted or cathedral ceilings. Certified to reduce clearance to combustible from the usual 2”
(per side) down to a 1” (per side) for all diameters. This allows for a smaller hole to be cut in the ceiling.
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This all-new kit features a simple tee support that makes installations faster, and more price competitive.
The new twist-lock cap also makes for easier inspections and cleaning down the road.
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Homes in cold climates require specialized components that work with high insulation values in attic spaces.
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As of May 1, 2014, DuraVent has transitioned to a new and improved black paint. The new paint is our response and solution to comments from installers and dealers regarding durability of DuraVent’s black paint.
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DuraTech® Plus
DuraVent is proud to announce an improved version of our Round Ceiling Support Box and Flat Ceiling Support Box!
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As of May 1, 2014, DuraVent has transitioned to a new and improved black paint. The new paint is our response and solution to comments from installers and dealers regarding durability of DuraVent’s black paint.
READ MORE
DuraTech® Premium
Insulated Tees made AFTER March 1st, 2021, will now include a Twist-Lock Tee Cap.
The new twist-lock tee cap replaces the old-style cap that was used in combination with the DTC-TSAC Adjustable Tee Support with Coupler.
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DuraTech® Canada and DuraTech® Premium chimney lines and have implemented a laser welded inner flue & outer sleeve.
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DuraVent works actively to provide our customers the industry’s most comprehensive and robust product portfolio.
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As part of DuraVent’s commitment to venting excellence, we are proud to introduce our new adapters for IHP’s line of High Efficiency Wood Fireplaces.
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LIRE LA SUITE
Nowadays, more attic insulation is needed to keep Old Man Winter out and the heat in. To help with that, DuraVent has added a 24” tall Square Cathedral Support box to our DuraTech® Premium
product offering.
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DVL®
Now Available!
New 6” DVL Stovetop Adapter for Recessed Stove Collar
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DuraVent is proud to announce an improved version our DVL®/DuraBlack® Chimney adapter!
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As of May 1, 2014, DuraVent has transitioned to a new and improved black paint. The new paint is our response and solution to comments from installers and dealers regarding durability of DuraVent’s black paint.
READ MORE
In 2011 we added a number of new adapters to our DVL and DuraBlack product lines.
READ MORE
NEW Chimney Adapter with Trim for DVL®.
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Stove Bright® is a high quality, fast drying, high temperature paint – a great match for touching up any of
DuraVent’s venting pipe, including DuraBlack, DVL® and PelletVent® Pro.
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NOW ADJUSTABLE 45° and 90° Elbows for DuraBlack®.
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FasNSeal®
Duravent has released a new FasNSeal Insulated Wall Thimble. All existing wall thimbles will be replaced by the new insulated design to prevent cold air infiltration in both the single-wall and double-wall FasNSeal.
48” FasNSeal vent length now offered in Single-Wall and Double-Wall
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DuraVent now offers Bird Screens and Termination Tees in 3″ – 16″.
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FasNSeal now approved for use with Montigo Gas Fireplaces. Read letter here
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LIRE LA SUITE
DuraVent has developed a 316L option for the FasNSeal® line, adding another excellent stainless steel choice for highly corrosive environments.
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LIRE LA SUITE
Frequently Asked Questions.
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The purpose of the Vent Length with Support Plate is to provide an anchor point at the bottom of a vertical run or an additional way to brace a horizontal run.
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New FasNSeal® Flex Couplers.
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New FasNSeal® Appliance Adapters for Aerco Modulex EXT Boilers.
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Use to test for proper appliance operation without penetrating the vent wall.
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NEW Rain Caps.
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The FasNSeal® single and double wall increasing wye can be used in place of any tee for a 45° angle instead of 90°.
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DuraVent introduces the only UL 1738 listed superferritic flexible gas vent component.
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New FasNSeal® Appliance Adapters for Aerco Modulex EXT Boilers.
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The purpose of the Fixed Blade Damper is to ensure optimum pressures through an appliance.
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60” FasNSeal® Vent Lengths discontinued.
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FasNSeal® 80/90
DuraVent has received approval from Navien for the FasNSeal® 80/90 System. This system provides a solution for
retrofit installations through using DuraVent’s patented termination cap.
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In our ongoing effort to provide easier access to DuraVent components needed for a complete installation, we now offer
FasNSeal 80/90 Kits.
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FasNSeal® W2
We updated the smart number of the W2 adapters with test port currently found on page 319 to match the smart numbers (order #s) of the single wall adapters with test ports on the previous page.
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Use to test for proper appliance operation without penetrating the vent wall.
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The FasNSeal® single and double wall increasing wye can be used in place of any tee for a 45° angle instead of 90°.
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PelletVent Pro®
NOW AVAILABLE!
DuraVent has created two new adapters that will make the installation of Pellet Vent Pro easier and installer friendly.
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After careful consideration, DuraVent will be discontinuing the manufacture and sale of the following PelletVent® Pro (PVP) parts
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Effective April 2, 2018, DuraVent will offer a newly redesigned
PelletVent® Pro Clean Out Tee.
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For Oil Fired Appliances.
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In order to offer a secure tight fit to the exhaust outlet on any Ravelli Pellet Stove, we recommend the use of the Ravelli PVP stove adapter.
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NOW AVAILABLE Ravelli Tee Adapter for PelletVent® Pro.
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Introducing NEW PelletVent® Pro Horizontal Cap.
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As of May 1, 2014, DuraVent has transitioned to a new and improved black paint. The new paint is our response and solution to comments from installers and dealers regarding durability of DuraVent’s black paint.
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The installer asked and we responded. We received feedback that our PelletVent® Pro Tee Caps were too tight and required additional clearance to the floor.
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We value our customer’s suggestions and we give them much consideration when creating or changing our products.
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DuraVent is the first manufacturer to have a UL-listed relining system for factory-built chimneys. Our PelletVent® Pro relining system can be used for wood, pellet, and biofuel burning appliances.
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We value our customer’s suggestions and we give them much consideration when creating or changing our products.
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New PelletVent® Pro Prairie Cap.
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Stove Bright® is a high quality, fast drying, high temperature paint – a great match for touching up any of DuraVent’s venting pipe, including DuraBlack®, DVL® and PelletVent® Pro.
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NOW AVAILABLE Harman Adapter for PelletVent Pro.
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PolyPro®
OEM Appliance Approvals.
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Introducing PolyPro® Vertical Termination Extensions!
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A Newly Designed PolyPro® Locking Clamp.
As part of these ongoing efforts we are pleased to introduce enhancements to our PolyPro wall strap.
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PolyPro® single-wall polypropylene venting systems by DuraVent are now approved
for use on Modine PTC/BTC Unit Heaters.
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DuraVent has received approval for the use of the following adapters on the
following HTP appliances:
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DuraVent has received approval for the use of the following adapters on the
following Westinghouse appliances:
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DuraVent PolyPro® SW is approved for use with ALL Navien water heaters and boilers.
Navien has recently approved the use of DuraVent Concentric Horizontal Terminations.
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PolyPro® single-wall polypropylene venting systems by DuraVent are now approved
for use on York condensing furnaces.
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The purpose of this technical bulletin is to announce the certification of DuraVent PolyPro® and PolyPro®
Flex for use with Rinnai Condensing Boilers.
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PolyPro® attains Flame Spread / Smoke Developed ratings of <25 / <50 (per UL-723, ASTM E-84, and ULC-S102) when used in conjunction with the below noted materials:
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NEW Coaxial Appliance Adapters for Viessmann Vitocrossal 300.
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New 6” Diameter PolyPro® Product Offerings.
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PolyPro® Flex
Type B Gas Vent®
In April of this year, Duravent began the process of phasing out models GV and GW type B gas vent. This decision corresponded with the launch of the new BV and BVO type B gas vent models which are a direct replacement for GV and GW products.
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I have lengths of both Model GV and BV. Can they be used together? Yes, by following one of the three options below.
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Can a Model GV DuraCap or High Wind Cap be used on Model BV?
The short answer is yes on sizes 3” to 8”.
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Our Type B Gas Vent Elbows are packaged in the 180° position.
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In an effort to provide easier access to the parts required for a proper installation, DuraVent now offers Type B Gas Vent – Oval Firestop and Ceiling Spacers as complete kits.
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DuraVent Type-B Gas Vent Male Adapter and Female Adapters are now UL tested and approved for use with ECCO
Type-B Gas Vent products.
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This aluminum flex adapter will connect DuraFlex
Aluminum flex to any brand of B-vent.
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Ventinox®
For Oil Fired Appliances.
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DuraVent presents TherMix, a ready-mix, Vermiculite-based masonry material. TherMix cures into a lightweight, semi-hard mass that forms a thermal insulation barrier to keep flue gases warm and exterior chimney surface temperatures within safe limits.
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NEW FOR PELLET INSERTS Ventinox® 4” Tee w/3” Branch & Increaser.
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