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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 12" to 22" Concentric Increaser Stainless Steel Venting (2SVSI1222)

    Z-Flex Z-Vent 12" to 22" Concentric Increaser (2SVSI1222)

    Z-Flex Z-Vent 12" to 22" Concentric Increaser (2SVSI1222)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $570.16

    Special Price: $456.13

    Details
  2. Z-Flex Z-Vent 12" to 20" Concentric Increaser Stainless Steel Venting (2SVSI1220)

    Z-Flex Z-Vent 12" to 20" Concentric Increaser (2SVSI1220)

    Z-Flex Z-Vent 12" to 20" Concentric Increaser (2SVSI1220)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $518.33

    Special Price: $414.66

    Details
  3. Z-Flex Z-Vent 12" to 18" Concentric Increaser Stainless Steel Venting (2SVSI1218)

    Z-Flex Z-Vent 12" to 18" Concentric Increaser (2SVSI1218)

    Z-Flex Z-Vent 12" to 18" Concentric Increaser (2SVSI1218)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $466.47

    Special Price: $373.18

    Details
  4. Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVEP1203)

    Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVEP1203)

    Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVEP1203)

    Single Walled. Can be cut to length Learn More

    Regular Price: $441.41

    Special Price: $353.13

    Details
  5. Z-Flex Z-Vent 12" to 16" Concentric Increaser Stainless Steel Venting (2SVSI1216)

    Z-Flex Z-Vent 12" to 16" Concentric Increaser (2SVSI1216)

    Z-Flex Z-Vent 12" to 16" Concentric Increaser (2SVSI1216)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $414.50

    Special Price: $331.60

    Details
  6. Z-Flex Z-Vent 12" to 16" Eccentric Increaser Stainless Steel Venting (2SVSIE1216)

    Z-Flex Z-Vent 12" to 16" Eccentric Increaser (2SVSIE1216)

    Z-Flex Z-Vent 12" to 16" Eccentric Increaser (2SVSIE1216)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $414.48

    Special Price: $331.59

    Details
  7. Z-Flex Z-Vent 12" Rain Cap with Wind Band Stainless Steel Venting (2SVSRCX12)

    Z-Flex Z-Vent 12" Rain Cap with Wind Band (2SVSRCX12)

    Z-Flex Z-Vent 12" Rain Cap with Wind Band (2SVSRCX12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $393.73

    Special Price: $314.99

    Details
  8. Z-Flex Z-Vent 12" Boot Tee Stainless Steel Venting (2SVSTBT12)

    Z-Flex Z-Vent 12" Boot Tee (2SVSTBT12)

    Z-Flex Z-Vent 12" Boot Tee (2SVSTBT12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $375.16

    Special Price: $300.13

    Details
  9. Z-Flex Z-Vent 12" Lateral 45 WYE Stainless Steel Venting (2SVSL1245)

    Z-Flex Z-Vent 12" Lateral 45 WYE (2SVSL1245)

    Z-Flex Z-Vent 12" Lateral 45 WYE (2SVSL1245)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $375.16

    Special Price: $300.13

    Details
  10. Z-Flex Z-Vent 12" Low Resistance Rain Cap Stainless Steel Venting (2SVSRC12)

    Z-Flex Z-Vent 12" Low Resistance Rain Cap (2SVSRC12)

    Z-Flex Z-Vent 12" Low Resistance Rain Cap (2SVSRC12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $374.92

    Special Price: $299.94

    Details

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