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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.

22 Item(s)

Set Descending Direction
  1. Z-Flex 4" DV Co-Linear 4/3 Decorative Kit (2DVI435D)

    Z-Flex 4" DV Co-Linear 4/3 Decorative Kit (2DVI435D)

    Z-Flex 4" DV Co-Linear 4/3 Decorative Kit (2DVI435D)

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

    Regular Price: $743.82

    Special Price: $595.06

    Details
  2. Z-Flex 4" x 25' All Fuel Stainless Steel Kit (2ZFLKIT0425)

    Z-Flex 4" x 25' All Fuel Stainless Steel Kit (2ZFLKIT0425)

    Z-Flex 4" x 25' All Fuel Stainless Steel Kit (2ZFLKIT0425)

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

    Regular Price: $780.38

    Special Price: $624.31

    Details
  3. Z-Flex 4" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0430)

    Z-Flex 4" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0430)

    Z-Flex 4" x 30' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0430)

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

    Regular Price: $794.49

    Special Price: $635.59

    Details
  4. Z-Flex 4" x 30' All Fuel Insert Kit (2OILKTX0430I)

    Z-Flex 4" x 30' All Fuel Insert Kit (2OILKTX0430I)

    Z-Flex 4" x 30' All Fuel Insert Kit (2OILKTX0430I)

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

    Regular Price: $811.35

    Special Price: $649.07

    Details
  5. Z-Flex 4" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0418)

    Z-Flex 4" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0418)

    Z-Flex 4" x 18' Double Wall Oil Vent Connector Kit (2OVIKIT0418)

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

    Regular Price: $849.09

    Special Price: $679.28

    Details
  6. Z-Flex 4" x 30' All Fuel Stainless Steel Kit (2ZFLKIT0430)

    Z-Flex 4" x 30' All Fuel Stainless Steel Kit (2ZFLKIT0430)

    Z-Flex 4" x 30' All Fuel Stainless Steel Kit (2ZFLKIT0430)

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

    Regular Price: $914.05

    Special Price: $731.24

    Details
  7. Z-Flex 4" x 35' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0435)

    Z-Flex 4" x 35' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0435)

    Z-Flex 4" x 35' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0435)

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

    Regular Price: $916.10

    Special Price: $732.88

    Details
  8. Z-Flex 4" x 35' All Fuel Insert Kit (2OILKTX0435I)

    Z-Flex 4" x 35' All Fuel Insert Kit (2OILKTX0435I)

    Z-Flex 4" x 35' All Fuel Insert Kit (2OILKTX0435I)

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

    Regular Price: $934.43

    Special Price: $747.55

    Details
  9. Z-Flex 4" x 40' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0440)

    Z-Flex 4" x 40' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0440)

    Z-Flex 4" x 40' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0440)

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

    Regular Price: $1,037.82

    Special Price: $830.25

    Details
  10. Z-Flex 4" x 35' All Fuel Stainless Steel Kit (2ZFLKIT0435)

    Z-Flex 4" x 35' All Fuel Stainless Steel Kit (2ZFLKIT0435)

    Z-Flex 4" x 35' All Fuel Stainless Steel Kit (2ZFLKIT0435)

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

    Regular Price: $1,048.03

    Special Price: $838.42

    Details
  11. Z-Flex 4" x 40' All Fuel Insert Kit (2OILKTX0440I)

    Z-Flex 4" x 40' All Fuel Insert Kit (2OILKTX0440I)

    Z-Flex 4" x 40' All Fuel Insert Kit (2OILKTX0440I)

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

    Regular Price: $1,058.60

    Special Price: $846.87

    Details
  12. Z-Flex 4" x 45' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0445)

    Z-Flex 4" x 45' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0445)

    Z-Flex 4" x 45' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0445)

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

    Regular Price: $1,159.64

    Special Price: $927.71

    Details
  13. Z-Flex 4" x 50' All Fuel Insert Kit (2OILKTX0450I)

    Z-Flex 4" x 50' All Fuel Insert Kit (2OILKTX0450I)

    Z-Flex 4" x 50' All Fuel Insert Kit (2OILKTX0450I)

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

    Regular Price: $1,165.26

    Special Price: $932.20

    Details
  14. Z-Flex 4" x 40' All Fuel Stainless Steel Kit (2ZFLKIT0440)

    Z-Flex 4" x 40' All Fuel Stainless Steel Kit (2ZFLKIT0440)

    Z-Flex 4" x 40' All Fuel Stainless Steel Kit (2ZFLKIT0440)

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

    Regular Price: $1,182.20

    Special Price: $945.76

    Details
  15. Z-Flex 4" x 45' All Fuel Insert Kit (2OILKTX0445I)

    Z-Flex 4" x 45' All Fuel Insert Kit (2OILKTX0445I)

    Z-Flex 4" x 45' All Fuel Insert Kit (2OILKTX0445I)

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

    Regular Price: $1,182.84

    Special Price: $946.28

    Details
  16. Z-Flex 4" x 20' Stainless Steel Flexible Chimney Liner Kit (2KT294C0420)

    Z-Flex 4" x 20' Stainless Steel Flexible Chimney Liner Kit (2KT294C0420)

    Z-Flex 4" x 20' Stainless Steel Flexible Chimney Liner Kit (2KT294C0420)

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

    Regular Price: $1,236.54

    Special Price: $989.23

    Details
  17. Z-Flex 4" x 50' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0450)

    Z-Flex 4" x 50' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0450)

    Z-Flex 4" x 50' Z-Max Oil, Gas, & Pellet Kit (2OILKTX0450)

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

    Regular Price: $1,281.13

    Special Price: $1,024.91

    Details
  18. Z-Flex 4" x 45' All Fuel Stainless Steel Kit (2ZFLKIT0445)

    Z-Flex 4" x 45' All Fuel Stainless Steel Kit (2ZFLKIT0445)

    Z-Flex 4" x 45' All Fuel Stainless Steel Kit (2ZFLKIT0445)

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

    Regular Price: $1,315.66

    Special Price: $1,052.53

    Details
  19. Z-Flex 4" x 50' All Fuel Stainless Steel Kit (2ZFLKIT0450)

    Z-Flex 4" x 50' All Fuel Stainless Steel Kit (2ZFLKIT0450)

    Z-Flex 4" x 50' All Fuel Stainless Steel Kit (2ZFLKIT0450)

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

    Regular Price: $1,449.02

    Special Price: $1,159.21

    Details
  20. Z-Flex 4" x 25' Stainless Steel Flexible Chimney Liner Kit (2KT294C0425)

    Z-Flex 4" x 25' Stainless Steel Flexible Chimney Liner Kit (2KT294C0425)

    Z-Flex 4" x 25' Stainless Steel Flexible Chimney Liner Kit (2KT294C0425)

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

    Regular Price: $1,484.78

    Special Price: $1,187.82

    Details
  21. Z-Flex 4" x 30' Stainless Steel Flexible Chimney Liner Kit (2KT294C0430)

    Z-Flex 4" x 30' Stainless Steel Flexible Chimney Liner Kit (2KT294C0430)

    Z-Flex 4" x 30' Stainless Steel Flexible Chimney Liner Kit (2KT294C0430)

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

    Regular Price: $1,775.66

    Special Price: $1,420.53

    Details
  22. Z-Flex 4" x 35' Stainless Steel Flexible Chimney Liner Kit (2KT294C0435)

    Z-Flex 4" x 35' Stainless Steel Flexible Chimney Liner Kit (2KT294C0435)

    Z-Flex 4" x 35' Stainless Steel Flexible Chimney Liner Kit (2KT294C0435)

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

    Regular Price: $2,047.32

    Special Price: $1,637.86

    Details

22 Item(s)

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  1. Commercial,Residential (22)
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  1. Aluminum (1)
  2. Galvanized Steel (1)
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  4. Stainless Steel AL29-4C (15)
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