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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 Z-Dens 3" x 25' Chimney Flexible Kit (2ZDFK325)

    Z-Flex Z-Dens 3" x 25' Chimney Flexible Kit (2ZDFK325)

    Z-Flex Z-Dens 3" x 25' Chimney Flexible Kit (2ZDFK325)

    For vertical installations Learn More

    Regular Price: $828.46

    Special Price: $662.77

    Details
  2. Z-Flex Z-Vent 10" to 12" Eccentric Increaser Stainless Steel Venting (2SVDIE1012)

    Z-Flex Z-Vent 10" to 12" Eccentric Increaser (2SVDIE1012)

    Z-Flex Z-Vent 10" to 12" Eccentric Increaser (2SVDIE1012)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $827.87

    Special Price: $662.30

    Details
  3. Z-Flex Z-Vent 7" to 12" Eccentric Increaser Stainless Steel Venting (2SVDIE0712)

    Z-Flex Z-Vent 7" to 12" Eccentric Increaser (2SVDIE0712)

    Z-Flex Z-Vent 7" to 12" Eccentric Increaser (2SVDIE0712)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $827.87

    Special Price: $662.30

    Details
  4. Z-Flex Z-Vent 30" Storm Collar Stainless Steel Venting (2SVDLS30)

    Z-Flex Z-Vent 30" Storm Collar (2SVDLS30)

    Z-Flex Z-Vent 30" Storm Collar (2SVDLS30)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $825.96

    Special Price: $660.78

    Details
  5. Z-Flex Z-Vent 14" x 90 Degree Elbow Stainless Steel Venting (2SVDE1490)

    Z-Flex Z-Vent 14" x 90 Degree Elbow Stainless Steel Venting (2SVDE1490)

    Z-Flex Z-Vent 14" x 90 Degree Elbow Stainless Steel Venting (2SVDE1490)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $825.63

    Special Price: $660.50

    Details
  6. Z-Flex 7" x 18' Single Wall Oil Vent Connector Kit (2OVSKIT0718)

    Z-Flex 7" x 18' Single Wall Oil Vent Connector Kit (2OVSKIT0718)

    Z-Flex 7" x 18' Single Wall Oil Vent Connector Kit (2OVSKIT0718)

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

    Regular Price: $822.18

    Special Price: $657.74

    Details
  7. Z-Flex Z-Vent 14" to 20" Concentric Increaser Stainless Steel Venting (2SVSI1416)

    Z-Flex Z-Vent 16" to 20" Concentric Increaser (2SVSI1620)

    Z-Flex Z-Vent 16" to 20" Concentric Increaser (2SVSI1620)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $821.58

    Special Price: $657.27

    Details
  8. Z-Flex Z-Vent 18" Exit Cone - Vertical Termination Stainless Steel Venting (2SVDXITC18)

    Z-Flex Z-Vent 18" Exit Cone - Vertical Termination (2SVDXITC18)

    Z-Flex Z-Vent 18" Exit Cone - Vertical Termination (2SVDXITC18)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $818.77

    Special Price: $655.02

    Details
  9. Z-Flex Z-Vent 32" Firestop with Support Stainless Steel Venting (2SVDFSS32)

    Z-Flex Z-Vent 32" Firestop with Support (2SVDFSS32)

    Z-Flex Z-Vent 32" Firestop with Support (2SVDFSS32)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $818.71

    Special Price: $654.97

    Details
  10. Z-Flex Z-Vent 9" Straight Tee (2SVDT09)

    Z-Flex Z-Vent 9" Straight Tee (2SVDT09)

    Z-Flex Z-Vent 9" Straight Tee (2SVDT09)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $816.82

    Special Price: $653.46

    Details

Items 21 to 30 of 77 total

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Application
  1. Commercial,Residential (77)
Material of Construction
  1. Aluminum (16)
  2. Stainless Steel (6)
  3. Stainless Steel AL29-4C (53)
  4. Polypropylene (2)
Product Sub Type
  1. Flexible (28)
  2. Rigid (49)
Product Type
  1. Z-Dens 2" Single-Wall Venting (1)
  2. Z-Dens 3" Single-Wall Venting (1)
  3. Z-Flex 3" Chimney Liner (4)
  4. Z-Flex 4" Chimney Liner (6)
  5. Z-Flex 5" Chimney Liner (4)
  6. Z-Flex 5.5" Chimney Liner (1)
  7. Z-Flex 6" Chimney Liner (3)
  8. Z-Flex 7" Chimney Liner (3)
  9. Z-Flex 8" Chimney Liner (4)
  10. Z-Flex 10" Chimney Liner (1)
  11. Z-Vent 16" Single-Wall Vent (2)
  12. Z-Vent 18" Single-Wall Vent (4)
  13. Z-Vent 20" Single-Wall Vent (2)
  14. Z-Vent 22" Single-Wall Vent (5)
  15. Z-Vent 24" Single-Wall Vent (2)
  16. Z-Vent 6" Double-Wall Vent (2)
  17. Z-Vent 7" Double-Wall Vent (1)
  18. Z-Vent 8" Double-Wall Vent (2)
  19. Z-Vent 9" Double-Wall Vent (1)
  20. Z-Vent 10" Double-Wall Vent (2)
  21. Z-Vent 12" Double-Wall Vent (6)
  22. Z-Vent 14" Double-Wall Vent (3)
  23. Z-Vent 16" Double-Wall Vent (1)
  24. Z-Vent 18" Double-Wall Vent (4)
  25. Z-Vent 20" Double-Wall Vent (1)
  26. Z-Vent 22" Double-Wall Vent (4)
  27. Z-Vent 24" Double-Wall Vent (3)
  28. Z-Vent 26" Double-Wall Vent (2)
  29. Z-Vent 30" Double-Wall Vent (1)
  30. Z-Vent 32" Double-Wall Vent (1)
Venting Style
  1. Z-Flex Chimney Liner (26)
  2. Z-Flex Z-Dens Polypropylene (2)
  3. Z-Flex Z-Vent Dble-Wall SS (34)
  4. Z-Flex Z-Vent Single-Wall SS (15)
Venting Type
  1. Kits (19)
  2. Straight Pipes (9)
  3. Elbows (3)
  4. Tees (2)
  5. Adaptors (1)
  6. Increasers (15)
  7. Wall Thimbles (1)
  8. Terminations (4)
  9. Inspection Ports (2)
  10. Roof Flashings (3)
  11. Supports (5)
  12. Rain Caps (4)
  13. Chimney Liner Lengths (9)
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