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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.

33 Item(s)

Set Descending Direction
  1. Z-Flex 6" x 3' Gas Single Vent Kit (2SVKXXX0603)

    Z-Flex 6" x 3' Gas Single Vent Kit (2SVKXXX0603)

    Z-Flex 6" x 3' Gas Single Vent Kit (2SVKXXX0603)

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

    Regular Price: $81.80

    Special Price: $65.44

    Details
  2. Z-Flex 6" x 6' Gas Single Vent Kit (2SVKXXX0606)

    Z-Flex 6" x 6' Gas Single Vent Kit (2SVKXXX0606)

    Z-Flex 6" x 6' Gas Single Vent Kit (2SVKXXX0606)

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

    Regular Price: $103.86

    Special Price: $83.09

    Details
  3. Z-Flex 6" x 3' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0603)

    Z-Flex 6" x 3' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0603)

    Z-Flex 6" x 3' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0603)

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

    Regular Price: $114.84

    Special Price: $91.87

    Details
  4. Z-Flex 6" x 9' Gas Single Vent Kit (2SVKXXX0609)

    Z-Flex 6" x 9' Gas Single Vent Kit (2SVKXXX0609)

    Z-Flex 6" x 9' Gas Single Vent Kit (2SVKXXX0609)

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

    Regular Price: $116.51

    Special Price: $93.21

    Details
  5. Z-Flex 6" Aluminum 2-Ply Chimney Liner Extension Kit (2GAEXT0610)

    Z-Flex 6" Aluminum 2-Ply Extension Kit (2GAEXT0610)

    Z-Flex 6" Aluminum 2-Ply Extension Kit (2GAEXT0610)

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

    Regular Price: $142.28

    Special Price: $113.83

    Details
  6. Z-Flex 6" x 12' Gas Single Vent Kit (2SVKXXX0612)

    Z-Flex 6" x 12' Gas Single Vent Kit (2SVKXXX0612)

    Z-Flex 6" x 12' Gas Single Vent Kit (2SVKXXX0612)

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

    Regular Price: $147.97

    Special Price: $118.38

    Details
  7. Z-Flex 6" x 6' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0606)

    Z-Flex 6" x 6' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0606)

    Z-Flex 6" x 6' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0606)

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

    Regular Price: $172.05

    Special Price: $137.64

    Details
  8. Z-Flex 6" x 18' Gas Single Vent Kit (2SVKXXX0618)

    Z-Flex 6" x 18' Gas Single Vent Kit (2SVKXXX0618)

    Z-Flex 6" x 18' Gas Single Vent Kit (2SVKXXX0618)

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

    Regular Price: $192.07

    Special Price: $153.65

    Details
  9. Z-Flex 6" x 3' Single Wall Oil Vent Connector Kit (2OVSKIT0603)

    Z-Flex 6" x 3' Single Wall Oil Vent Connector Kit (2OVSKIT0603)

    Z-Flex 6" x 3' Single Wall Oil Vent Connector Kit (2OVSKIT0603)

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

    Regular Price: $200.94

    Special Price: $160.76

    Details
  10. Z-Flex 6" x 15' Gas Single Vent Kit (2SVKXXX0615)

    Z-Flex 6" x 15' Gas Single Vent Kit (2SVKXXX0615)

    Z-Flex 6" x 15' Gas Single Vent Kit (2SVKXXX0615)

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

    Regular Price: $201.45

    Special Price: $161.16

    Details
  11. Z-Flex 6" x 9' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0609)

    Z-Flex 6" x 9' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0609)

    Z-Flex 6" x 9' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0609)

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

    Regular Price: $229.24

    Special Price: $183.40

    Details
  12. Z-Flex 6" x 3' Double Wall Oil Vent Connector Kit (2OVIKIT0603)

    Z-Flex 6" x 3' Double Wall Oil Vent Connector Kit (2OVIKIT0603)

    Z-Flex 6" x 3' Double Wall Oil Vent Connector Kit (2OVIKIT0603)

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

    Regular Price: $233.36

    Special Price: $186.69

    Details
  13. Z-Flex 6" x 20' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0620)

    Z-Flex 6" x 20' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0620)

    Z-Flex 6" x 20' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0620)

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

    Regular Price: $261.66

    Special Price: $209.33

    Details
  14. Z-Flex 6" x 6' Single Wall Oil Vent Connector Kit (2OVSKIT0606)

    Z-Flex 6" x 6' Single Wall Oil Vent Connector Kit (2OVSKIT0606)

    Z-Flex 6" x 6' Single Wall Oil Vent Connector Kit (2OVSKIT0606)

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

    Regular Price: $286.42

    Special Price: $229.14

    Details
  15. Z-Flex 6" x 12' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0612)

    Z-Flex 6" x 12' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0612)

    Z-Flex 6" x 12' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0612)

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

    Regular Price: $286.44

    Special Price: $229.15

    Details
  16. Z-Flex 6" x 25' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0625)

    Z-Flex 6" x 25' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0625)

    Z-Flex 6" x 25' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0625)

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

    Regular Price: $309.29

    Special Price: $247.43

    Details
  17. Z-Flex 6" x 15' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0615)

    Z-Flex 6" x 15' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0615)

    Z-Flex 6" x 15' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0615)

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

    Regular Price: $350.12

    Special Price: $280.09

    Details
  18. Z-Flex 6" x 6' Double Wall Oil Vent Connector Kit (2OVIKIT0606)

    Z-Flex 6" x 6' Double Wall Oil Vent Connector Kit (2OVIKIT0606)

    Z-Flex 6" x 6' Double Wall Oil Vent Connector Kit (2OVIKIT0606)

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

    Regular Price: $352.79

    Special Price: $282.22

    Details
  19. Z-Flex 6" x 30' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0630)

    Z-Flex 6" x 30' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0630)

    Z-Flex 6" x 30' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0630)

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

    Regular Price: $356.89

    Special Price: $285.52

    Details
  20. Z-Flex 6" x 35' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0635)

    Z-Flex 6" x 35' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0635)

    Z-Flex 6" x 35' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0635)

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

    Regular Price: $369.87

    Special Price: $295.90

    Details
  21. Z-Flex 6" x 9' Single Wall Oil Vent Connector Kit (2OVSKIT0609)

    Z-Flex 6" x 9' Single Wall Oil Vent Connector Kit (2OVSKIT0609)

    Z-Flex 6" x 9' Single Wall Oil Vent Connector Kit (2OVSKIT0609)

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

    Regular Price: $424.33

    Special Price: $339.47

    Details
  22. Z-Flex 6" x 9' Double Wall Oil Vent Connector Kit (2OVIKIT0609)

    Z-Flex 6" x 9' Double Wall Oil Vent Connector Kit (2OVIKIT0609)

    Z-Flex 6" x 9' Double Wall Oil Vent Connector Kit (2OVIKIT0609)

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

    Regular Price: $521.26

    Special Price: $417.00

    Details
  23. 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
  24. Z-Flex 6" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0618)

    Z-Flex 6" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0618)

    Z-Flex 6" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0618)

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

    Regular Price: $558.04

    Special Price: $446.43

    Details
  25. Z-Flex 6" x 15' Insul-Liner Kit (2GIAKXX0615)

    Z-Flex 6" x 15' Insul-Liner Kit (2GIAKXX0615)

    Z-Flex 6" x 15' Insul-Liner Kit (2GIAKXX0615)

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

    Regular Price: $623.90

    Special Price: $499.11

    Details
  26. Z-Flex 6" x 12' Double Wall Oil Vent Connector Kit (2OVIKIT0612)

    Z-Flex 6" x 12' Double Wall Oil Vent Connector Kit (2OVIKIT0612)

    Z-Flex 6" x 12' Double Wall Oil Vent Connector Kit (2OVIKIT0612)

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

    Regular Price: $672.68

    Special Price: $538.14

    Details
  27. Z-Flex 6" x 40' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0640)

    Z-Flex 6" x 40' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0640)

    Z-Flex 6" x 40' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0640)

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

    Regular Price: $716.93

    Special Price: $573.55

    Details
  28. Z-Flex 6" x 18' Single Wall Oil Vent Connector Kit (2OVSKIT0618)

    Z-Flex 6" x 18' Single Wall Oil Vent Connector Kit (2OVSKIT0618)

    Z-Flex 6" x 18' Single Wall Oil Vent Connector Kit (2OVSKIT0618)

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

    Regular Price: $729.12

    Special Price: $583.29

    Details
  29. Z-Flex 6" x 15' Single Wall Oil Vent Connector Kit (2OVSKIT0615)

    Z-Flex 6" x 15' Single Wall Oil Vent Connector Kit (2OVSKIT0615)

    Z-Flex 6" x 15' Single Wall Oil Vent Connector Kit (2OVSKIT0615)

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

    Regular Price: $731.37

    Special Price: $585.10

    Details
  30. Z-Flex 6" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0645)

    Z-Flex 6" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0645)

    Z-Flex 6" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0645)

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

    Regular Price: $741.46

    Special Price: $593.17

    Details
  31. Z-Flex 6" x 50' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0650)

    Z-Flex 6" x 50' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0650)

    Z-Flex 6" x 50' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0650)

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

    Regular Price: $767.43

    Special Price: $613.94

    Details
  32. Z-Flex 6" x 15' Double Wall Oil Vent Connector Kit (2OVIKIT0615)

    Z-Flex 6" x 15' Double Wall Oil Vent Connector Kit (2OVIKIT0615)

    Z-Flex 6" x 15' Double Wall Oil Vent Connector Kit (2OVIKIT0615)

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

    Regular Price: $902.65

    Special Price: $722.12

    Details
  33. Z-Flex 6" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0618)

    Z-Flex 6" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0618)

    Z-Flex 6" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0618)

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

    Regular Price: $922.56

    Special Price: $738.06

    Details

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