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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.

31 Item(s)

Set Descending Direction
  1. Z-Flex 7" x 25' Insulating Blanket with Wrap and Gear Clamps (2INSKIT0725)

    Z-Flex 7" x 25' Insulating Blanket with Wrap and Gear Clamps (2INSKIT0725)

    Z-Flex 7" x 25' Insulating Blanket with Wrap and Gear Clamps (2INSKIT0725)

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

    Regular Price: $877.07

    Special Price: $701.66

    Details
  2. Z-Flex 7" x 18' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0718)

    Z-Flex 7" x 18' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0718)

    Z-Flex 7" x 18' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0718)

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

    Regular Price: $891.45

    Special Price: $713.16

    Details
  3. Z-Flex 7" x 15' Double Wall Oil Vent Connector Kit (2OVIKIT0715)

    Z-Flex 7" x 15' Double Wall Oil Vent Connector Kit (2OVIKIT0715)

    Z-Flex 7" x 15' Double Wall Oil Vent Connector Kit (2OVIKIT0715)

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

    Regular Price: $930.60

    Special Price: $744.49

    Details
  4. Z-Flex 7" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0718)

    Z-Flex 7" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0718)

    Z-Flex 7" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0718)

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

    Regular Price: $955.45

    Special Price: $764.36

    Details
  5. Z-Flex 7" x 40' Length of Aluminum 2-Ply Chimney Liner (2GAXXXX0740)

    Z-Flex 7" x 40' Length of Aluminum 2-Ply Chimney Liner (2GAXXXX0740)

    Z-Flex 7" x 40' Length of Aluminum 2-Ply Liner (2GAXXXX0740)

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

    Regular Price: $1,104.92

    Special Price: $883.94

    Details
  6. Z-Flex 7" x 25' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0725)

    Z-Flex 7" x 25' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0725)

    Z-Flex 7" x 25' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0725)

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

    Regular Price: $1,128.44

    Special Price: $902.75

    Details
  7. Z-Flex 7" x 45' Length of Aluminum 2-Ply Chimney Liner (2GAXXXX0745)

    Z-Flex 7" x 45' Length of Aluminum 2-Ply Chimney Liner (2GAXXXX0745)

    Z-Flex 7" x 45' Length of Aluminum 2-Ply Liner (2GAXXXX0745)

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

    Regular Price: $1,149.45

    Special Price: $919.55

    Details
  8. Z-Flex 7" x 25' All Fuel Insert Kit (2OILKTX0725I)

    Z-Flex 7" x 25' All Fuel Insert Kit (2OILKTX0725I)

    Z-Flex 7" x 25' All Fuel Insert Kit (2OILKTX0725I)

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

    Regular Price: $1,150.61

    Special Price: $920.49

    Details
  9. Z-Flex 7" x 50' Length of Aluminum 2-Ply Chimney Liner (2GAXXXX0750)

    Z-Flex 7" x 50' Length of Aluminum 2-Ply Chimney Liner (2GAXXXX0750)

    Z-Flex 7" x 50' Length of Aluminum 2-Ply Liner (2GAXXXX0750)

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

    Regular Price: $1,193.96

    Special Price: $955.18

    Details
  10. Z-Flex 7" x 25' All Fuel Stainless Steel Kit (2ZFLKIT0725)

    Z-Flex 7" x 25' All Fuel Stainless Steel Kit (2ZFLKIT0725)

    Z-Flex 7" x 25' All Fuel Stainless Steel Kit (2ZFLKIT0725)

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

    Regular Price: $1,233.75

    Special Price: $987.00

    Details
  11. Z-Flex 7" x 40' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0740)

    Z-Flex 7" x 40' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0740)

    Z-Flex 7" x 40' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0740)

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

    Regular Price: $1,275.99

    Special Price: $1,020.80

    Details
  12. Z-Flex 7" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0745)

    Z-Flex 7" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0745)

    Z-Flex 7" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0745)

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

    Regular Price: $1,318.22

    Special Price: $1,054.58

    Details
  13. Z-Flex 7" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0730)

    Z-Flex 7" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0730)

    Z-Flex 7" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0730)

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

    Regular Price: $1,337.20

    Special Price: $1,069.76

    Details
  14. Z-Flex 7" x 50' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0750)

    Z-Flex 7" x 50' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0750)

    Z-Flex 7" x 50' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0750)

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

    Regular Price: $1,359.04

    Special Price: $1,087.22

    Details
  15. Z-Flex 7" x 30' All Fuel Insert Kit (2OILKTX0730I)

    Z-Flex 7" x 30' All Fuel Insert Kit (2OILKTX0730I)

    Z-Flex 7" x 30' All Fuel Insert Kit (2OILKTX0730I)

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

    Regular Price: $1,363.33

    Special Price: $1,090.66

    Details
  16. Z-Flex 7" x 30' All Fuel Stainless Steel Kit (2ZFLKIT0730)

    Z-Flex 7" x 30' All Fuel Stainless Steel Kit (2ZFLKIT0730)

    Z-Flex 7" x 30' All Fuel Stainless Steel Kit (2ZFLKIT0730)

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

    Regular Price: $1,455.07

    Special Price: $1,164.06

    Details
  17. Z-Flex 7" x 35' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0735)

    Z-Flex 7" x 35' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0735)

    Z-Flex 7" x 35' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0735)

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

    Regular Price: $1,544.45

    Special Price: $1,235.56

    Details
  18. Z-Flex 7" x 35' All Fuel Insert Kit (2OILKTX0735I)

    Z-Flex 7" x 35' All Fuel Insert Kit (2OILKTX0735I)

    Z-Flex 7" x 35' All Fuel Insert Kit (2OILKTX0735I)

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

    Regular Price: $1,575.36

    Special Price: $1,260.29

    Details
  19. Z-Flex 7" x 35' All Fuel Stainless Steel Kit (2ZFLKIT0735)

    Z-Flex 7" x 35' All Fuel Stainless Steel Kit (2ZFLKIT0735)

    Z-Flex 7" x 35' All Fuel Stainless Steel Kit (2ZFLKIT0735)

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

    Regular Price: $1,675.71

    Special Price: $1,340.57

    Details
  20. Z-Flex 7" x 40' All Fuel Insert Kit (2OILKTX0740I)

    Z-Flex 7" x 40' All Fuel Insert Kit (2OILKTX0740I)

    Z-Flex 7" x 40' All Fuel Insert Kit (2OILKTX0740I)

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

    Regular Price: $1,789.55

    Special Price: $1,431.64

    Details
  21. Z-Flex 7" x 45' All Fuel Insert Kit (2OILKTX0745I)

    Z-Flex 7" x 45' All Fuel Insert Kit (2OILKTX0745I)

    Z-Flex 7" x 45' All Fuel Insert Kit (2OILKTX0745I)

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

    Regular Price: $2,002.82

    Special Price: $1,602.25

    Details
  22. Z-Flex 7" x 40' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0740)

    Z-Flex 7" x 40' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0740)

    Z-Flex 7" x 40' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0740)

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

    Regular Price: $2,013.45

    Special Price: $1,610.76

    Details
  23. Z-Flex 7" x 20' Stainless Steel Flexible Chimney Liner Kit (2KT294C0720)

    Z-Flex 7" x 20' Stainless Steel Flexible Chimney Liner Kit (2KT294C0720)

    Z-Flex 7" x 20' Stainless Steel Flexible Chimney Liner Kit (2KT294C0720)

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

    Regular Price: $2,083.42

    Special Price: $1,666.74

    Details
  24. Z-Flex 7" x 40' All Fuel Stainless Steel Kit (2ZFLKIT0740)

    Z-Flex 7" x 40' All Fuel Stainless Steel Kit (2ZFLKIT0740)

    Z-Flex 7" x 40' All Fuel Stainless Steel Kit (2ZFLKIT0740)

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

    Regular Price: $2,115.26

    Special Price: $1,692.21

    Details
  25. Z-Flex 7" x 45' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0745)

    Z-Flex 7" x 45' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0745)

    Z-Flex 7" x 45' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0745)

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

    Regular Price: $2,164.14

    Special Price: $1,731.31

    Details
  26. Z-Flex 7" x 50' All Fuel Insert Kit (2OILKTX0750I)

    Z-Flex 7" x 50' All Fuel Insert Kit (2OILKTX0750I)

    Z-Flex 7" x 50' All Fuel Insert Kit (2OILKTX0750I)

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

    Regular Price: $2,214.56

    Special Price: $1,771.64

    Details
  27. Z-Flex 7" x 50' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0750)

    Z-Flex 7" x 50' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0750)

    Z-Flex 7" x 50' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0750)

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

    Regular Price: $2,314.09

    Special Price: $1,851.27

    Details
  28. Z-Flex 7" x 50' All Fuel Stainless Steel Kit (2ZFLKIT0750)

    Z-Flex 7" x 50' All Fuel Stainless Steel Kit (2ZFLKIT0750)

    Z-Flex 7" x 50' All Fuel Stainless Steel Kit (2ZFLKIT0750)

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

    Regular Price: $2,434.62

    Special Price: $1,947.70

    Details
  29. Z-Flex 7" x 25' Stainless Steel Flexible Chimney Liner Kit (2KT294C0725)

    Z-Flex 7" x 25' Stainless Steel Flexible Chimney Liner Kit (2KT294C0725)

    Z-Flex 7" x 25' Stainless Steel Flexible Chimney Liner Kit (2KT294C0725)

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

    Regular Price: $2,554.59

    Special Price: $2,043.67

    Details
  30. Z-Flex 7" x 30' Stainless Steel Flexible Chimney Liner Kit (2KT294C0730)

    Z-Flex 7" x 30' Stainless Steel Flexible Chimney Liner Kit (2KT294C0730)

    Z-Flex 7" x 30' Stainless Steel Flexible Chimney Liner Kit (2KT294C0730)

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

    Regular Price: $2,980.06

    Special Price: $2,384.05

    Details
  31. Z-Flex 7" x 35' Stainless Steel Flexible Chimney Liner Kit (2KT294C0735)

    Z-Flex 7" x 35' Stainless Steel Flexible Chimney Liner Kit (2KT294C0735)

    Z-Flex 7" x 35' Stainless Steel Flexible Chimney Liner Kit (2KT294C0735)

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

    Regular Price: $3,501.23

    Special Price: $2,800.99

    Details

31 Item(s)

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  1. Aluminum (9)
  2. Ceramic Fiber (1)
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  4. Stainless Steel AL29-4C (15)
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  1. Flexible (31)
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