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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 4" to 3" Reducer Stainless Steel Venting (2SVSR0403)

    Z-Flex Z-Vent 4" to 3" Reducer Stainless Steel Venting (2SVSR0403)

    Z-Flex Z-Vent 4" to 3" Reducer Stainless Steel Venting (2SVSR0403) Learn More

    Regular Price: $67.01

    Special Price: $53.60

    Details
  2. Z-Flex 4" Termination Box with 4" Sleeve Stainless Steel (2SVSRTF04)

    Z-Flex 4" Termination Box with 4" Sleeve Stainless Steel (2SVSRTF04)

    Z-Flex Z-Vent 4" Vent Termination Box with 4" Sleeve Stainless Steel Venting (2SVSRTF04)

    Includes bird screen Learn More

    Regular Price: $68.20

    Special Price: $54.56

    Details
  3. Z-Flex Z-Vent 4" Firestop Spacer Stainless Steel Venting (2SVSFSF04)

    Z-Flex Z-Vent 4" Firestop Spacer (2SVSFSF04)

    Z-Flex Z-Vent 4" Firestop Spacer (2SVSFSF04)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $70.56

    Special Price: $56.45

    Details
  4. Z-Flex Z-Vent 4" x 18" Stainless Steel Vent Pipe (2SVEPWCF0401.5)

    Z-Flex Z-Vent 4" x 18" Stainless Steel Vent Pipe (2SVEPWCF0401.5)

    Z-Flex Z-Vent 4" x 18" Stainless Steel Vent Pipe (2SVEPWCF0401.5)

    Can be cut to length Learn More

    Regular Price: $70.92

    Special Price: $56.74

    Details
  5. Z-Flex Z-Vent 4" Stainless Steel Adjustable Vent Pipe (2SVSPA04)

    Z-Flex Z-Vent 4" Stainless Steel Adjustable Vent Pipe (2SVSPA04)

    Z-Flex Z-Vent 4" Stainless Steel Adjustable Vent Pipe (2SVSPA04)

    Adjusts from 11.5 Inches to 15 Inches Learn More

    Regular Price: $75.38

    Special Price: $60.31

    Details
  6. Z-Flex Z-Vent 4" Wall Thimble Stainless Steel Venting (2SVSWTF04)

    Z-Flex Z-Vent 4" Wall Thimble Stainless Steel Venting (2SVSWTF04)

    Z-Flex Z-Vent 4" Wall Thimble Stainless Steel Venting (2SVSWTF04) Learn More

    Regular Price: $76.00

    Special Price: $60.81

    Details
  7. Z-Flex Z-Vent 4" to 5" Increaser Stainless Steel Venting (2SVSIE0405)

    Z-Flex Z-Vent 4" to 5" Increaser Stainless Steel Venting (2SVSIE0405)

    Z-Flex Z-Vent 4" to 5" Eccentric Increaser (2SVSIE0405)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $79.73

    Special Price: $63.78

    Details
  8. Z-Flex Z-Vent 4" to 5" Increaser Stainless Steel Venting (2SVSI0405)

    Z-Flex Z-Vent 4" to 5" Increaser Stainless Steel Venting (2SVSI0405)

    Z-Flex Z-Vent 4" to 5" Concentric Increaser (2SVSI0405)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $79.74

    Special Price: $63.80

    Details
  9. Z-Flex Z-Vent 4" Adjustable Length Pipe (2SVSALS4)

    Z-Flex Z-Vent 4" Adjustable Length Pipe (2SVSALS4)

    Z-Flex Z-Vent 4" Adjustable Length Pipe (2SVSALS4)

    adjusts from 4" to 12" Learn More

    Regular Price: $82.03

    Special Price: $65.62

    Details
  10. Z-Flex Z-Vent 4" Wall Thimble WIDE Stainless Steel Vent (2SVSWTEF04)

    Z-Flex Z-Vent 4" Wall Thimble WIDE Stainless Steel Vent (2SVSWTEF04)

    Z-Flex Z-Vent 4" Wall Thimble WIDE Stainless Steel Venting (2SVSWTEF04) Learn More

    Regular Price: $84.53

    Special Price: $67.62

    Details

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Venting Style
  1. Z-Flex Z-Vent Single-Wall SS (37)
Venting Type
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