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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

    • The product Z-Flex 8" x 45' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0845) has been added to comparison list.
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 14" x 114" Stainless Steel Vent Pipe (2SVEP1401.5)

    Z-Flex Z-Vent 20" x 120" Stainless Steel Vent Pipe (2SVEP2001.5)

    Z-Flex Z-Vent 20" x 120" Stainless Steel Vent Pipe (2SVEP2001.5)

    Single Walled. Can be cut to length Learn More

    Regular Price: $526.70

    Special Price: $421.36

    Details
  2. Z-Flex 3" x 25' All Fuel Insert Kit (2OILKTX0325I)

    Z-Flex 3" x 25' All Fuel Insert Kit (2OILKTX0325I)

    Z-Flex 3" x 25' All Fuel Insert Kit (2OILKTX0325I)

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

    Regular Price: $527.47

    Special Price: $421.98

    Details
  3. Z-Flex Z-Dens 3" Flexible Liner (2ZDFL413)

    Z-Flex Z-Dens 3" Flexible Liner (2ZDFL413)

    Z-Flex Z-Dens 3" Flexible Liner (2ZDFL413)

    Single Walled. Can be cut to length Learn More

    Regular Price: $528.29

    Special Price: $422.63

    Details
  4. Z-Flex Z-Vent 10" x 2' Stainless Steel Vent Pipe (2SVDP1002)

    Z-Flex Z-Vent 10" x 2' Stainless Steel Vent Pipe (2SVDP1002)

    Z-Flex Z-Vent 10" x 2' Stainless Steel Vent Pipe (2SVDP1002)

    Double Walled. Can be cut to length Learn More

    Regular Price: $530.50

    Special Price: $424.40

    Details
  5. Z-Flex Z-Vent 10" Stainless Steel Adjustable Vent Pipe (2SVDPA10)

    Z-Flex Z-Vent 10" Stainless Steel Adjustable Vent Pipe (2SVDPA10)

    Z-Flex Z-Vent 10" Stainless Steel Adjustable Vent Pipe (2SVDPA10)

    Adjusts from 11.10 Inches to 110 Inches Learn More

    Regular Price: $530.50

    Special Price: $424.40

    Details
  6. Z-Flex Z-Vent 14" x 2' Stainless Steel Vent Pipe (2SVEP1402)

    Z-Flex Z-Vent 18" x 2' Stainless Steel Vent Pipe (2SVEP1802)

    Z-Flex Z-Vent 18" x 2' Stainless Steel Vent Pipe (2SVEP1802)

    Single Walled. Can be cut to length Learn More

    Regular Price: $531.48

    Special Price: $425.19

    Details
  7. Z-Flex Z-Vent 22" Tee Cap Stainless Steel Venting (2SVDTC22)

    Z-Flex Z-Vent 22" Tee Cap (2SVDTC22)

    Z-Flex Z-Vent 22" Tee Cap (2SVDTC22)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $533.09

    Special Price: $426.48

    Details
  8. Z-Flex Z-Vent 9" to 10" Concentric Increaser Stainless Steel Venting (2SVDI0910)

    Z-Flex Z-Vent 9" to 10" Concentric Increaser (2SVDI0910)

    Z-Flex Z-Vent 9" to 10" Concentric Increaser (2SVDI0910)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $533.86

    Special Price: $427.10

    Details
  9. Z-Flex Z-Vent 16" Single Wall to Double Wall Adaptor (2SVDSA16)

    Z-Flex Z-Vent 16" Single Wall to Double Wall Adaptor (2SVDSA16)

    Z-Flex Z-Vent 16" Single Wall to Double Wall Adaptor (2SVDSA16)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $534.59

    Special Price: $427.67

    Details
  10. Z-Flex 6" x 12' Single Wall Oil Vent Connector Kit (2OVSKIT0612)

    Z-Flex 6" x 12' Single Wall Oil Vent Connector Kit (2OVSKIT0612)

    Z-Flex 6" x 12' Single Wall Oil Vent Connector Kit (2OVSKIT0612)

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

    Regular Price: $536.25

    Special Price: $429.00

    Details

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  20. Z-Vent 24" Single-Wall Vent (21)
  21. Z-Vent 5" Double-Wall Vent (1)
  22. Z-Vent 6" Double-Wall Vent (6)
  23. Z-Vent 7" Double-Wall Vent (7)
  24. Z-Vent 8" Double-Wall Vent (30)
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  29. Z-Vent 16" Double-Wall Vent (27)
  30. Z-Vent 18" Double-Wall Vent (23)
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  32. Z-Vent 22" Double-Wall Vent (27)
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  34. Z-Vent 26" Double-Wall Vent (25)
  35. Z-Vent 28" Double-Wall Vent (26)
  36. Z-Vent 30" Double-Wall Vent (27)
  37. Z-Vent 32" Double-Wall Vent (29)
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  1. Z-Flex Chimney Liner (291)
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