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Bosch Therm gas and propane tankless water heaters and Bosch Powerstream electric tankless water heaters.

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Z-Flex

Z-Flex Z-Vent Stainless Steel Venting is the perfect choice for tankless water heaters and boilers. Z-Flex Z-Vent is rated AL29-4C and is approved for Category I (vertical only), II, III & IV applications and is designed for use with boilers, high efficiency gas and oil heaters and water heaters where cool flue gases are vented under pressure. Z-Vent contains a built-in, fail-safe gasket and locking band connection. No sealant is required.

Z-Flex Z-Dens Polypropylene vent pipe is ULC S636 certified for use with high efficiency condensing oil and gas fired heating appliances having flue gas temperatures up to 230°F (110°C). Specially developed, fire retardant Polypropylene. Cat II, IV Special Gas Vent. Gas Vent BH, Class IIc. Suitable for use with negative and positive pressure appliances.

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  1. Z-Flex Z-Vent 7" Firestop Spacer Stainless Steel Venting (2SVDFS07)

    Z-Flex Z-Vent 7" Firestop Spacer (2SVDFS07)

    Z-Flex Z-Vent 7" Firestop Spacer (2SVDFS07)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $119.12

    Special Price: $95.29

    Details
  2. Z-Flex 5.5" Z-Max Cap (2ZMRCS05.5)

    Z-Flex 5.5" Z-Max Cap (2ZMRCS05.5)

    Z-Flex 5.5" Stainless Steel Z-Max Cap (2ZMRCS05.5)

    For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $118.00

    Special Price: $94.40

    Details
  3. Z-Flex 5" x 5' Additional Length of Insul-Vent Pipe (2INSGAC0505)

    Z-Flex 5" x 5' Additional Length of Insul-Vent Pipe (2INSGAC0505)

    Z-Flex 5" x 5' Additional Length of Insul-Vent Pipe (2INSGAC0505)

    For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $117.90

    Special Price: $94.31

    Details
  4. Z-Flex Z-Vent 4" to 3" Reducer Stainless Steel Venting (2SVDR0403)

    Z-Flex Z-Vent 4" to 3" Reducer (2SVDR0403)

    Z-Flex Z-Vent 4" to 3" Reducer (2SVDR0403)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $117.56

    Special Price: $94.06

    Details
  5. Z-Flex Z-Vent 3" to 4" Concentric Increaser Stainless Steel Venting (2SVDI0304)

    Z-Flex Z-Vent 3" to 4" Concentric Increaser (2SVDI0304)

    Z-Flex Z-Vent 3" to 4" Concentric Increaser (2SVDI0304)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $117.56

    Special Price: $94.06

    Details
  6. Z-Flex 4" x 12' Gas Single Vent Kit (2SVKXXX0412)

    Z-Flex 4" x 12' Gas Single Vent Kit (2SVKXXX0412)

    Z-Flex 4" x 12' Gas Single Vent Kit (2SVKXXX0412)

    Flexible Connector Length For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $117.52

    Special Price: $94.01

    Details
  7. Z-Flex 10" Nose Cone (2NCXXX10)

    Z-Flex 10" Nose Cone (2NCXXX10)

    Z-Flex 10" Nose Cone (2NCXXX10)

    For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $117.45

    Special Price: $93.96

    Details
  8. Z-Flex Z-Vent 9" Tee Cap Stainless Steel Venting (2SVDTC09)

    Z-Flex Z-Vent 9" Tee Cap (2SVDTC09)

    Z-Flex Z-Vent 9" Tee Cap (2SVDTC09)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $117.45

    Special Price: $93.96

    Details
  9. Z-Flex Z-Dens 6" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF6)

    Z-Flex Z-Dens 6" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF6)

    Z-Flex Z-Dens 6" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF6)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $117.20

    Special Price: $93.76

    Details
  10. Z-Flex Z-Vent 5" Wall Thimble Stainless Steel Venting (2SVDWT05)

    Z-Flex Z-Vent 5" Wall Thimble (2SVDWT05)

    Z-Flex Z-Vent 5" Wall Thimble (2SVDWT05)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $117.04

    Special Price: $93.62

    Details

Items 21 to 30 of 559 total

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  50. Z-Vent 26" Double-Wall Vent (1)
  51. Z-Vent 28" Double-Wall Vent (1)
Venting Style
  1. Z-Flex Chimney Liner (276)
  2. Z-Flex Z-Dens Polypropylene (67)
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