DuraFlex Al
Direct Vent Direct Vent Pro
Aluminum Flex for relining for a gas appliance
For Direct Vent appliances
Gas
B Vent DuraConnect
DuraLiner DuraFlex SS Wood, Oil, Coal, Gas
Wood & Corn pellets
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DuraPlus DuraPlus HTC DuraTech DuraChimney II
PelletVent CornVent PelletVent Pro
For category I appliances and appliances Specifically tested to use B Vent
Stainless Steel for relining for a wood, oil, coal, or gas appliance
Factory Built chimney
Pellet stoves/ corn stoves and oil fired appliances
Product Lines • Gas
– Type B Gas Vent • Round • Oval – DuraConnect • I • II – DuraFlex AL
– Direct Vent Pro
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Product Lines B Vent Round • Tested and Listed in the US to UL 441 – file # MH6357 • Tested and Listed in Canada to ULC S605 – file # CMH1276 & 1407 • Appliances tested and listed with B Vent include gas fired fireplaces and gas stoves • 1” Clearance to combustibles • Limited Lifetime Warranty
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Product Lines B Vent Round • 4 categories of gas burning appliances – Category I, II, III, and IV. • B Vent is for – Category I appliances – Appliances with a draft hood – appliances that are specifically Listed and Tested to use B Vent • Category I – appliances that have a non-positive vent pressure – between 78% and 83% efficient. • When asked “how do you size a vent?” refer them to technical support 4
Product Lines B Vent Round
Adjustable Pipe
Pipe
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• Made with a Galvanized outer and an Aluminum inner sleeve • Available in diameters 3” – 30” • For 3” through 16” there is a 1-1/2” overlap • For 18” through 30” there is a 1-1/8” overlap • You cannot cut B Vent, – adjustable piece of pipe to make varied lengths
Product Lines B Vent Round • • • • 3”-6” 45°/60° adjustable Elbow
3”-10” 90° Adjustable Elbow
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3”-6” adjustable 45°/60° elbows 3”-10” adjustable 90° elbows 10”-12” adjustable 45° elbows Number of elbows influences the size requirement of the vent – Sizing tables allow 2 90 elbows
10”-12” 45° Adjustable Elbow
Product Lines B Vent Round • We make special Tee’s, Y’s, and Increasers to increase B Vent • No benefit using a Y and not a Tee when sizing a system Increaser
Y
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Tee
Increaser Tee
Product Lines B Vent Round
Common Vent Manifold Connector pipe
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• When two or more appliances are combined to a single horizontal section that attaches to a vertical stack, it is called a manifold • When two or more appliances are tied to the same vertical stack, it is called a common vent • Common vent – masonry chimney – aluminum liner inside a masonry chimney – B Vent
Product Lines B Vent Round
R/R Adapter
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Draft Hood Adapter
• R/R (Rheem/Ruud) adapters are made for gas fired furnaces that do not allow the use of screws for the connection at the appliance • Single wall pipe is attach to B Vent with screws – outlined in the mechanical code. The Draft Hood Adapter can be used to make the connection easier but is not required • the B Vent system must be adequately supported and wall straps are recommended every 4’ • The pipe collar can be used as a trim piece around B Vent
Product Lines B Vent Round • B Vent can be attached to a flexible liner with the universal flex adapter or the male and female flex adapters • By using the male and female adapters you can attach Dura-Vent B Vent to another manufacturers B Vent • B Vent can be used to reline a chimney • We make a 5’ piece of flex that is a listed component of a B Vent relining system
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Product Lines B Vent Round • B Vent should never be wrapped with insulation • Screws can be used in B Vent as long as they are ¼” for 3” – 16” and ⅜” screws are required for 18” through 30”
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Product Lines B Vent Round
Adjustable Roof Flashing
Tall Cone Roof Flashing
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• We make flashings for flat roofs and that can handle pitches from 0/12 to 6/12 and 7/12 to 12/12 • We make flashings with a dead soft aluminum base for irregular roof surfaces • A storm collar is needed with all flashings
Product Lines B Vent Round
High Wind Vent Top
DuraCap Vent Top
Combo Cap
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• B Vent cannot horizontally terminate unless specified by the appliance manufacture – Follow appliance installation instructions • The High wind cap is based on a Breidert style cap • All B Vent caps are listed as high wind caps. The test for being listed as a wind cap uses 40 mph wind • We make a combo cap that is flashing, storm collar, and cap all together • The National Code does not allow any unlisted decorative shroud over caps
Product Lines B Vent Round
Wall Thimble
Firestop
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• A Firestop is used to go through any ceiling • B Vent can be installed through multiple floors with a Firestop at each floor penetration • A Wall Thimble is used to go through any wall • Product Specifications sheet is in our catalog and can be used as a submittal sheet
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Product Lines B Vent Round • Multi story Common Venting is allowed – Special sizing considerations – Appliance can only have access from outside
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Product Lines B Vent Round
Manifold Connector Pipe
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• We make increasers to allow the Common connection of multiple sized appliances into Vent a common vent • We make increaser Tee’s to allow the Connector connection of multiple sized appliances into Pipe a common vent • Tee’s can be used horizontally in a manifold or vertically in a common vent • The Tee Cap is sold separately • Connector pipe can be single wall pipe, DuraConnect Pipe, or B Vent
Product Lines B Vent Oval Oval to Round • Oval B Vent has multiple listings Adapter – Oval B Vent Firestop Spacer – Oval B Vent for inside a wall Pipe – BW Vent (For wall mounted furnaces) • Clearance in a wall set by the Firestop Spacers and Ceiling Plate Spacers Ceiling • Clearance when not in a wall is 1” Plate Spacer
Base Plate
Ceiling Plate Spacer
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Oval Firestop Spacer
Cap
Product Lines B Vent Oval • Must follow the installation instructions for proper placement of components • 4”, 5” & 6” sizes • 2 x 4 wall or a 2 x 6 wall – 4” & 5” sizes • 2 x 6 wall – 6” size • Wall requirements – studs 16” on center – must be free and clear of all other materials
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Product Lines B Vent Oval Cap
• Spacers and Firestop replace the wood members that are removed at top plates • Supported at the bottom • Oval vent does not change the venting size
Oval to Round Adapter Firestop Spacer
Pipe
Firestop Spacer
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Bucket Support
Product Lines B Vent Oval • Pipe comes in fixed lengths • Cannot cut Oval Vent – Adjustable Section
Adjustable Oval Pipe
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Oval Pipe
Product Lines B Vent Oval • We make standard Oval Tees and Short Snout Oval Tees
Standard Tee
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Tee w/ Short Branch
Product Lines B Vent Oval
Round to Oval Adapter
Oval to Round Adapter
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Standard 45° Elbow
Flat 45° Elbow
• Elbows for both direction offset • Cannot go from one stud bay to another • Adapters – Round to oval – Oval to round
Product Lines B Vent Oval • Flashing is made so it can be oriented in either direction • Oval Caps available Cap
Storm Collar
Roof Flashing
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Product Lines • Gas
– Type B Gas Vent • Round • Oval
– DuraConnect •I • II – DuraFlex AL
– Direct Vent Pro
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Product Lines DuraConnect I & II • Tested and listed as vent connector – file #MH14089 – SBCI #9135, – Boca #90-82, – ICBO #4895 • Limited Lifetime Warranty • DuraConnect I & II are used to connect appliances to a B Vent or DuraFlex system • DuraConnect (Single Wall) – can be used anywhere single wall connector pipe can be used
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Product Lines DuraConnect I & II • DuraConnect II (Double Wall) – can be used anywhere DC I can be installed. – Can originate in the attic, crawl space, or unconditioned space – Can be used in line in a B Vent system • DuraConnect I & II cannot be enclosed • Both DC I & II – 1” clearance to combustible material • DuraConnect II is proven to have the same thermal properties as a piece of B Vent so it can be size with the tables that have double wall connector 27
Product Lines DuraConnect I & II • You can bend DuraConnect flex • Each bend counts towards the sizing of the Venting system • You can compress DuraConnect flex a little to shorten a length • Twist-Lock connection to B Vent
DuraConnect II Flex
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Product Lines DuraConnect I & II • Tee’s and Y’s • Increasers available • DuraConnect parts will twist lock directly to our B Vent
Reduction Y
Standard Tee
Increaser Reduction Tee
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Product Lines DuraConnect I & II
Round Bucket Support
Wall Strap
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• The Round Support allows B Vent to pass through it and the Round Bucket Support allows the Draft Hood Adapter to hang down from it – These are not a Firestop • The Wall Straps work for both B Vent and DuraConnect
Product Lines • Gas
– Type B Gas Vent • Round • Oval – DuraConnect • I • II
– DuraFlex AL – Direct Vent Pro
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Product Lines DuraFlex al • Aluminum flex relining system for a masonry chimney – for use with a gas fired appliance. • Listed to UL UL 1777 – #MH14420 – Two ply material that together makes a .010 wall thickness • Available in 3” through 8” • 0” clearance to Masonry • For use with gas fired appliances • Limited Lifetime Warranty • For use inside a masonry chimney • Not an insulated liner 32
Product Lines DuraFlex al
Tee
Mortar Sleeve
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• The DuraFlex al kit does not come with a Tee • The Tee comes with a Tee Cap • You can use DuraFlex al to reline a metal chimney for a zero clearance fireplace insert • The Mortar Sleeve is to protect the flex as it passes through the masonry chimney to connect to the connector pipe • You are not allowed to insulate the DuraFlex al liner
Product Lines DuraFlex al • You can attach DuraFlex al to B Vent with either the Universal Flex Adapter, Male Flex Adapter, or the Female Flex Adapter • Flex Pullers are not required to install a flex liner but can be used to help guide the flex • You can attach one piece of flex to another with the Universal Flex Adapter • You can cut DuraFlex al to length
DuraFlex al Coupling
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Female Flex Adapter
Male Flex Adapter
Product Lines DuraFlex al • Flex size determined by Gama Tables – Sizes the flue to optimize the draft – Protects the chimney from condensation • Supported by the cap at the top of a masonry chimney • Not recommended to be installed in an exterior masonry chimney – Use B Vent • Stretches like an accordion – Shipped in shortest length • Seal the base/flashing to the top of the chimney with silicone sealant 35
Cap
Base
Flex
Tee Grout Sleeve