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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 7" x 12' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0712)

    Z-Flex 7" x 12' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0712)

    Z-Flex 7" x 12' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0712)

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

    Regular Price: $619.25

    Special Price: $495.41

    Details
  2. Z-Flex Z-Vent 8" Single Wall to Double Wall Adaptor (2SVDSA08)

    Z-Flex Z-Vent 8" Single Wall to Double Wall Adaptor (2SVDSA08)

    Z-Flex Z-Vent 8" Single Wall to Double Wall Adaptor (2SVDSA08)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $618.96

    Special Price: $495.18

    Details
  3. Z-Flex 3" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0330)

    Z-Flex 3" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0330)

    Z-Flex 3" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0330)

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

    Regular Price: $618.85

    Special Price: $495.08

    Details
  4. Z-Flex Z-Vent 8" x 12" Stainless Steel Vent Pipe (2SVDP0801)

    Z-Flex Z-Vent 8" x 12" Stainless Steel Vent Pipe (2SVDP0801)

    Z-Flex Z-Vent 8" x 12" Stainless Steel Vent Pipe (2SVDP0801)

    Double Walled. Can be cut to length Learn More

    Regular Price: $618.72

    Special Price: $494.97

    Details
  5. Z-Flex Z-Vent 20" x 12" Stainless Steel Vent Pipe (2SVDP2001)

    Z-Flex Z-Vent 20" x 12" Stainless Steel Vent Pipe (2SVDP2001)

    Z-Flex Z-Vent 20" x 12" Stainless Steel Vent Pipe (2SVDP2001)

    Double Walled. Can be cut to length Learn More

    Regular Price: $617.26

    Special Price: $493.81

    Details
  6. Z-Flex Z-Vent 14" Inspection Port Length (2SVSPRT14.5)

    Z-Flex Z-Vent 24" Inspection Port Length (2SVSPRT24.5)

    Z-Flex Z-Vent 24" Inspection Port (2SVSPRT24.5)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $616.79

    Special Price: $493.44

    Details
  7. Z-Flex Z-Vent 10" x 90 Degree Elbow Stainless Steel Venting (2SVDE1090)

    Z-Flex Z-Vent 10" x 90 Degree Elbow Stainless Steel Venting (2SVDE1090)

    Z-Flex Z-Vent 10" x 90 Degree Elbow Stainless Steel Venting (2SVDE1090)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $615.28

    Special Price: $492.23

    Details
  8. Z-Flex 7" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0718)

    Z-Flex 7" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0718)

    Z-Flex 7" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0718)

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

    Regular Price: $613.97

    Special Price: $491.18

    Details
  9. Z-Flex Z-Vent 14" Lateral 45 WYE Stainless Steel Venting (2SVSL1445)

    Z-Flex Z-Vent 14" Lateral 45 WYE (2SVSL1445)

    Z-Flex Z-Vent 14" Lateral 45 WYE (2SVSL1445)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $607.89

    Special Price: $486.31

    Details
  10. Z-Flex Z-Vent 14" Boot Tee Stainless Steel Venting (2SVSTBT14)

    Z-Flex Z-Vent 14" Boot Tee (2SVSTBT14)

    Z-Flex Z-Vent 14" Boot Tee (2SVSTBT14)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $607.89

    Special Price: $486.31

    Details

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Application
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  1. Aluminum (29)
  2. Stainless Steel (7)
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  4. Polypropylene (3)
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  2. Flexible (39)
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  1. Z-Dens 3" Single-Wall Venting (1)
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  3. Z-Dens 6" Single-Wall Venting (1)
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  10. Z-Vent 12" Single-Wall Vent (3)
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  12. Z-Vent 16" Single-Wall Vent (6)
  13. Z-Vent 18" Single-Wall Vent (5)
  14. Z-Vent 20" Single-Wall Vent (5)
  15. Z-Vent 22" Single-Wall Vent (2)
  16. Z-Vent 24" Single-Wall Vent (4)
  17. Z-Vent 4" Double-Wall Vent (1)
  18. Z-Vent 5" Double-Wall Vent (2)
  19. Z-Vent 6" Double-Wall Vent (3)
  20. Z-Vent 7" Double-Wall Vent (1)
  21. Z-Vent 8" Double-Wall Vent (3)
  22. Z-Vent 9" Double-Wall Vent (4)
  23. Z-Vent 10" Double-Wall Vent (8)
  24. Z-Vent 12" Double-Wall Vent (7)
  25. Z-Vent 14" Double-Wall Vent (7)
  26. Z-Vent 16" Double-Wall Vent (4)
  27. Z-Vent 18" Double-Wall Vent (3)
  28. Z-Vent 20" Double-Wall Vent (4)
  29. Z-Vent 22" Double-Wall Vent (4)
  30. Z-Vent 24" Double-Wall Vent (4)
  31. Z-Vent 26" Double-Wall Vent (2)
  32. Z-Vent 28" Double-Wall Vent (2)
  33. Z-Vent 30" Double-Wall Vent (3)
  34. Z-Vent 32" Double-Wall Vent (2)
Venting Style
  1. Z-Flex Chimney Liner (38)
  2. Z-Flex Z-Dens Polypropylene (3)
  3. Z-Flex Z-Vent Dble-Wall SS (64)
  4. Z-Flex Z-Vent Single-Wall SS (31)
Venting Type
  1. Kits (24)
  2. Straight Pipes (22)
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  12. Roof Flashings (7)
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  15. Chimney Liner Lengths (16)
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