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  • Z-Flex 4" to 8" Stainless Steel Increaser (image may be for different diameter)
    Sold out
    Original price $78.00 - Original price $82.95
    Original price
    $78.00 - $82.95
    $78.00 - $82.95
    Current price $78.00

    Z-Flex Single Wall 4" to 8" Stainless Steel Increaser, 2SVSI0408

    Z-Flex

    A: 4"B: 8"C: 10.3" Z-Flex Stainless Steel Increaser, 4" to 8" (not eccentric) Used to upsize a vent system. Features • Vent material: AL...

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    Original price $78.00 - Original price $82.95
    Original price
    $78.00 - $82.95
    $78.00 - $82.95
    Current price $78.00
    Sold out
  • Z-Flex 5" to 6" Stainless Steel Increaser
    Original price $165.32 - Original price $170.27
    Original price
    $165.32 - $170.27
    $165.32 - $170.27
    Current price $165.32

    Z-Flex Single Wall 5" to 6" Stainless Steel Increaser, 2SVSI0506

    Z-Flex

    A: 5"B: 6"C: 7" Z-Flex Stainless Steel Increaser, 5" to 6" Used to upsize a vent system. This part is not the eccentric (longer length) ...

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    Original price $165.32 - Original price $170.27
    Original price
    $165.32 - $170.27
    $165.32 - $170.27
    Current price $165.32
  • Z-Flex 6" to 7" Stainless Steel Increaser
    Original price $188.91 - Original price $193.86
    Original price
    $188.91 - $193.86
    $188.91 - $193.86
    Current price $188.91

    Z-Flex Single Wall 6" to 7" Stainless Steel Increaser, 2SVSI67

    Z-Flex

    A: 6"B: 7"C: 7" Z-Flex Stainless Steel Increaser, 6" to 7" (not eccentric) Used to upsize a vent system. Features • Vent material: AL29-...

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    Original price $188.91 - Original price $193.86
    Original price
    $188.91 - $193.86
    $188.91 - $193.86
    Current price $188.91
  • Z-Flex Single Wall Flat Roof Flashing, 3" to 24" diameter
    Original price $45.95 - Original price $461.46
    Original price
    $45.95 - $461.46
    $45.95 - $461.46
    Current price $45.95

    Z-Flex Single Wall Flat Roof Flashing, 3" to 24" diameter

    Z-Flex

    Flat flashing provides weather protection at the spot where the vent penetrates your chimney or roof. Fits flat or slightly sloped (up to 5°) roofs...

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    Original price $45.95 - Original price $461.46
    Original price
    $45.95 - $461.46
    $45.95 - $461.46
    Current price $45.95
  • Original price $61.68 - Original price $354.22
    Original price
    $61.68 - $354.22
    $61.68 - $354.22
    Current price $61.68

    Z-Flex Single Wall Stainless Steel Tee Cap with Drain

    Z-Flex

    Z-Vent Tee Cap with Drain A tee cap with drain is needed at the bottom of a vertical vent stack. A high temperature silicone tube is available sep...

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    Original price $61.68 - Original price $354.22
    Original price
    $61.68 - $354.22
    $61.68 - $354.22
    Current price $61.68
  • Z-Flex Single Wall Stainless Steel Wall Thimble, 3" to 24" diameter
    Z-Flex Single Wall Stainless Steel Wall Thimble, 3" to 24" diameter
    Original price $38.95 - Original price $303.95
    Original price
    $38.95 - $303.95
    $38.95 - $303.95
    Current price $38.95

    Z-Flex Single Wall Stainless Steel Wall Thimble, 3" to 24" diameter

    Z-Flex

    Stainless Steel Wall Thimble, Standard (not Wide) WidthOn this page, choose from 3" to 24" diameter pipe sizes The 3" and 4" diameter versions of ...

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    Original price $38.95 - Original price $303.95
    Original price
    $38.95 - $303.95
    $38.95 - $303.95
    Current price $38.95
  • Z-Flex Single Wall Vent Straight Pipe, 3"-24" Diameter, 6"-10' long
    Z-Flex Single Wall Vent Straight Pipe, 3"-24" Diameter, 6"-10' long
    Original price $16.95 - Original price $205.07
    Original price
    $16.95 - $205.07
    $16.95 - $205.07
    Current price $16.95

    Z-Flex Single Wall Vent Straight Pipe, 3"-24" Diameter, 6"-10' long

    Z-Flex

    NovaFlex Z-Flex Single-wall Z-Vent Pipe Z-Flex is the leading manufacturer of specialty venting systems for furnaces, boilers, tankless water heate...

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    Original price $16.95 - Original price $205.07
    Original price
    $16.95 - $205.07
    $16.95 - $205.07
    Current price $16.95
  • Sold out
    Original price $104.95 - Original price $169.95
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    $104.95 - $169.95
    $104.95 - $169.95
    Current price $104.95

    Z-Flex Single Wall Vertical Vent Kit 3" or 4"

    Z-Flex

    The 3" or 4" Z-Flex vertical single-wall vent kit is designed for use with through-roof installations of indoor water heaters. Made of durable AL-2...

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    Original price $104.95 - Original price $169.95
    Original price
    $104.95 - $169.95
    $104.95 - $169.95
    Current price $104.95
    Sold out
  • Original price $4.05 - Original price $4.05
    Original price
    $4.05
    $4.05 - $4.05
    Current price $4.05

    Z-Flex Stainless Steel Gear Clamps, 7HS44XX

    Z-Flex

    Z-Flex constant tension clamps feature a 1/2" wide stainless steel band and 5/16" hex slotted head. They are fully adjustable and ideal for flexibl...

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    Original price $4.05 - Original price $4.05
    Original price
    $4.05
    $4.05 - $4.05
    Current price $4.05
  • Z-Flex Z-Vent Steep Roof Slope/Pitch Flashing, Stainless Steel
    Original price $59.95 - Original price $93.64
    Original price
    $59.95 - $93.64
    $59.95 - $93.64
    Current price $59.95

    Z-Flex Steep Slope 30-45 Degree (7-12 to 12-12 Pitch) Roof Flashing

    Z-Flex

    Z-Vent Steep Adjustable Roof Flashing, single wall for various diameters Adjustable from 30° to 45° (7/12 to 12/12) pitch Use this flashing for ste...

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    Original price $59.95 - Original price $93.64
    Original price
    $59.95 - $93.64
    $59.95 - $93.64
    Current price $59.95
  • Save up to 33% Save %
    Original price $399.77 - Original price $439.74
    Original price $399.77 - Original price $439.74
    Original price $439.74
    $296.00 - $439.74
    $296.00 - $439.74
    Current price $296.00

    Z-Flex Takagi-AO Smith-Reliance Concentric-Coaxial Termination 3" 4" 5"

    Z-Flex

    Direct-vent concentric/coaxial termination This part is used to terminate direct-vent (sealed combustion) systems with indoor tankless water heate...

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    Original price $399.77 - Original price $439.74
    Original price $399.77 - Original price $439.74
    Original price $439.74
    $296.00 - $439.74
    $296.00 - $439.74
    Current price $296.00
    Save up to 33% Save %
  • Z-Flex Universal Appliance Adapter, 3" to 24" Diameter
     Z-Flex Universal Appliance Adapter, 3" to 24" Diameter
    Original price $50.16 - Original price $585.82
    Original price
    $50.16 - $585.82
    $50.16 - $585.82
    Current price $50.16

    Z-Flex Universal Appliance Adapter, 3" to 24" Diameter

    Z-Flex

    Z-Vent appliance adapter 3" to 24" Appliance adapters connect your boiler or tankless water heater to the proper Z-Flex / Z-Vent diameter. Most ta...

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    Original price $50.16 - Original price $585.82
    Original price
    $50.16 - $585.82
    $50.16 - $585.82
    Current price $50.16
  • Original price $48.95 - Original price $202.14
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    $48.95 - $202.14
    $48.95 - $202.14
    Current price $48.95

    Z-Flex Universal Appliance Adapter, Condensate Drain, Backflow Stop 3" 4" 5"

    Z-Flex

    Useful in colder climates for preventing freezing air from flowing back into the heat exchanger and freezing it Also, use this part to drain conde...

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    Original price $48.95 - Original price $202.14
    Original price
    $48.95 - $202.14
    $48.95 - $202.14
    Current price $48.95
  • Original price $138.50 - Original price $142.46
    Original price
    $138.50
    $138.50 - $142.46
    Current price $138.50

    Z-Flex Vent 3" or 4" Termination Hood with Backflow Preventer Damper

    Z-Flex

    Vent Termination Hood with backflow preventer (damper). Single not double wall pipe, but will work properly with double wall pipe. Essential for ta...

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    Original price $138.50 - Original price $142.46
    Original price
    $138.50
    $138.50 - $142.46
    Current price $138.50
  • Z-Vent Wall Termination, 3" diameter 10" Sleeve, Box Style
    Original price $87.00 - Original price $91.95
    Original price
    $87.00 - $91.95
    $87.00 - $91.95
    Current price $87.00

    Z-Flex Vent Wall Termination, 3" diameter 10" Sleeve, Box Style

    Z-Flex

    3" Wall Termination Box, with 10" sleeve, for Horizontal Vents Features and benefits ◊ Special design resists winds that affect the flue's gas flo...

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    Original price $87.00 - Original price $91.95
    Original price
    $87.00 - $91.95
    $87.00 - $91.95
    Current price $87.00
  • Original price $49.66 - Original price $884.80
    Original price
    $49.66 - $884.80
    $49.66 - $884.80
    Current price $49.66

    Z-Flex Vent Wall Termination, 3"-24" diameter, Box Style

    Z-Flex

    Wall termination for horizontal vents Features and benefits ◊ Special design resists winds that affect the flue's gas flow◊ Flat surface parallel ...

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    Original price $49.66 - Original price $884.80
    Original price
    $49.66 - $884.80
    $49.66 - $884.80
    Current price $49.66
  • Z-Vent Vertical Condensate Drainpipe 3" thru 14", Class 3 Stainless Steel
    Z-Vent Vertical Condensate Drainpipe 3" 4" 5"+, Class 3 Stainless Steel
    Original price $85.41 - Original price $322.60
    Original price
    $85.41 - $322.60
    $85.41 - $322.60
    Current price $85.41

    Z-Flex Vertical Condensate Drainpipe 3" thru 14", Class 3, 4 Stainless Steel

    Z-Flex

    Vertical Drainpipe with Condensation Drain, Single Wall, Class II, III, IV Stainless SteelVarious diameters from 3", 4" 5" up to 14" Use this part ...

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    Original price $85.41 - Original price $322.60
    Original price
    $85.41 - $322.60
    $85.41 - $322.60
    Current price $85.41
  • Original price $108.78 - Original price $125.42
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    $108.78 - $125.42
    $108.78 - $125.42
    Current price $108.78

    Z-Flex Vertical Condensation Drain Tee 3", 4", Single Wall

    Z-Flex

    Z-Vent Z-Flex 3" or 4" Condensation Drain Vertical Draintee for Single Wall Features: • Simple gasketed connection requires no sealant• Offers the...

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    Original price $108.78 - Original price $125.42
    Original price
    $108.78 - $125.42
    $108.78 - $125.42
    Current price $108.78
  • Z-Flex Double Wall Straight Tee, Stainless Steel
    Z-Vent Double Wall Straight Tee 2SVDT03 2SVDT04 2SVDT05
    Original price $362.84 - Original price $2,526.77
    Original price
    $362.84
    $362.84 - $2,526.77
    Current price $362.84

    Z-Flex Z-Vent 3" 4" 5" to 24" Diameter Double Wall Straight Tee

    Z-Flex

    3" to 24" Z-Vent Double Wall Straight Tee, Stainless Steel This vent pipe straight T can be used to connect horizontal and vertical vent sections....

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    Original price $362.84 - Original price $2,526.77
    Original price
    $362.84
    $362.84 - $2,526.77
    Current price $362.84
  • Z-Vent Double Wall Tee Cap & Drain 2SVDTCD05 2SVDTCD04 etc
    Z-Flex Z-Vent 3" 4" 5" to 30" Double Wall Tee Cap & Drain
    Original price $47.95 - Original price $272.45
    Original price
    $47.95 - $272.45
    $47.95 - $272.45
    Current price $47.95

    Z-Flex Z-Vent 3" 4" 5" to 30" Diameter Double Wall Tee Cap & Drain

    Z-Flex

    Z-Vent Double Wall Straight Tee Cap, Stainless Steel. Many diameters available. A tee cap with drain is used at the bottom of a vertical vent pipe...

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    Original price $47.95 - Original price $272.45
    Original price
    $47.95 - $272.45
    $47.95 - $272.45
    Current price $47.95
  • Z-Vent Z-Flex Straight Tee Single-wall stainless steel 2SVST05 2SVST06 2SVST08
    Original price $54.95 - Original price $966.00
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    $54.95 - $966.00
    $54.95 - $966.00
    Current price $54.95

    Z-Flex Z-Vent 3" 4" 6" 8" etc. Diameter Single Wall Straight Tee T Stainless

    Z-Flex

    3" to 24" Z-Vent Single Wall Straight Tee, Stainless Steel This straight T vent pipe is used to connect horizontal and vertical vent sections. Tee...

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    Original price $54.95 - Original price $966.00
    Original price
    $54.95 - $966.00
    $54.95 - $966.00
    Current price $54.95
  • Z-Flex Z-Vent 3" 2SVSTEX0390 Termination 90-degree Elbow
    Original price $86.71 - Original price $96.11
    Original price
    $86.71 - $96.11
    $86.71 - $96.11
    Current price $86.71

    Z-Flex Z-Vent 3" or 4" Diameter Termination 90-degree Elbow

    Z-Flex

    Z-Flex Z-Vent 3" or 4" Diameter Termination 90-degree Elbow Includes a metal grid to prevent animals and debris from entering the exhaust system. S...

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    Original price $86.71 - Original price $96.11
    Original price
    $86.71 - $96.11
    $86.71 - $96.11
    Current price $86.71
  • Z-Flex Z-Vent Double Wall 4" Diameter 30/45 Degree Elbow
    Z-Vent Z-Flex 2SVDE double-wall 90-degree elbow
    Original price $111.95 - Original price $1,157.95
    Original price
    $111.95 - $1,157.95
    $111.95 - $1,157.95
    Current price $111.95

    Z-Flex Z-Vent Double Wall 15-30-45-90 Degree Elbow 3" to 24"

    Z-Flex

    Z-Vent Double Wall 15/30/45/90 Degree Elbow Used when a direction change or offset is needed. • Vent material: AL29-4C stainless steel• Certificat...

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    Original price $111.95 - Original price $1,157.95
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    $111.95 - $1,157.95
    $111.95 - $1,157.95
    Current price $111.95
  • 2SVDFS04 Double Wall Firestop Spacer by Novaflex Z-Flex Z-Vent
    Original price $59.95 - Original price $179.50
    Original price
    $59.95 - $179.50
    $59.95 - $179.50
    Current price $59.95

    Z-Flex Z-Vent Firestop Spacer, Double Wall Stainless Steel

    Z-Flex

    This page includes all diameters for the Fire Stop Spacer Double Wall item. The application is for vertical venting systems. It provide support to ...

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    Original price $59.95 - Original price $179.50
    Original price
    $59.95 - $179.50
    $59.95 - $179.50
    Current price $59.95