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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.

Items 31 to 40 of 116 total

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  1. Z-Flex Z-Vent 6" Storm Collar Stainless Steel Venting (2SVDLS06)

    Z-Flex Z-Vent 6" Storm Collar (2SVDLS06)

    Z-Flex Z-Vent 6" Storm Collar (2SVDLS06)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $84.26

    Special Price: $67.40

    Details
  2. Z-Flex Z-Dens 2"/4" Concentric Roof Termination EXTENSION with Guy Support Bracket - 20 Inch (2ZDCRT2420)

    Z-Flex Z-Dens 2"/4" Concentric Roof Termination EXTENSION with Guy Support Bracket - 20 Inch (2ZDCRT2420)

    Z-Flex Z-Dens 2"/4" Concentric Roof Termination EXTENSION with Guy Support Bracket - 20 Inch (2ZDCRT2420)

    Concentric. For extended vertical piping Learn More

    Regular Price: $83.52

    Special Price: $66.82

    Details
  3. Z-Flex Z-Vent 4" Storm Collar Stainless Steel Venting (2SVDLS04)

    Z-Flex Z-Vent 4" Storm Collar (2SVDLS04)

    Z-Flex Z-Vent 4" Storm Collar (2SVDLS04)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $80.70

    Special Price: $64.56

    Details
  4. Z-Flex Z-Vent 12" Clamp Band Stainless Steel Venting (2SVSCB12)

    Z-Flex Z-Vent 12" Clamp Band (2SVSCB12)

    Z-Flex Z-Vent 12" Clamp Band (2SVSCB12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $79.15

    Special Price: $63.32

    Details
  5. Z-Flex Z-Vent 24" Guy Band Stainless Steel Venting (2SVDGB24)

    Z-Flex Z-Vent 24" Guy Band (2SVDGB24)

    Z-Flex Z-Vent 24" Guy Band (2SVDGB24)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $76.95

    Special Price: $61.56

    Details
  6. Z-Flex Z-Dens 3" Flexible Coupling (2ZDFC3)

    Z-Flex Z-Dens 3" Flexible Coupling (2ZDFC3)

    Z-Flex Z-Dens 3" Flexible Coupling (2ZDFC3)

    Single Walled. For connecting male ends Learn More

    Regular Price: $76.91

    Special Price: $61.54

    Details
  7. Z-Flex 3" Fire Stop Support Stainless Steel Venting (2SVSFSSF03)

    Z-Flex 3" Fire Stop Support Stainless Steel Venting (2SVSFSSF03)

    Z-Flex Z-Vent 3" Fire Stop Support Stainless Steel Venting (2SVSFSSF03) Learn More

    Regular Price: $76.53

    Special Price: $61.23

    Details
  8. Z-Flex Z-Dens 3" Wall Plate Termination (2ZDWPT35)

    Z-Flex Z-Dens 3" Wall Plate Termination (2ZDWPT35)

    Z-Flex Z-Dens 3" Wall Plate Termination (2ZDWPT35)

    Single Walled. For termination purposes Learn More

    Regular Price: $76.53

    Special Price: $61.23

    Details
  9. Z-Flex Z-Dens 6" Rigid/Concentric Gasket - Brown (2ZDG8V)

    Z-Flex Z-Dens 6" Rigid/Concentric Gasket - Brown (2ZDG8V)

    Z-Flex Z-Dens 6" Rigid/Concentric Gasket - Brown (2ZDG8V)

    Requires gasket lubricant Learn More

    Regular Price: $75.15

    Special Price: $60.12

    Details
  10. Z-Flex Z-Vent 7" Storm Collar Stainless Steel Venting (2SVSLS07)

    Z-Flex Z-Vent 7" Storm Collar (2SVSLS07)

    Z-Flex Z-Vent 7" Storm Collar (2SVSLS07)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $73.66

    Special Price: $58.93

    Details

Items 31 to 40 of 116 total

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Application
  1. Commercial,Residential (116)
Color
  1. Black (12)
  2. Brown (6)
  3. Green (1)
  4. White (10)
  5. Silver (87)
Material of Construction
  1. Stainless Steel AL29-4C (66)
  2. Polypropylene (50)
Product Sub Type
  1. Concentric (6)
  2. Flexible (13)
  3. Rigid (97)
Product Type
  1. Z-Dens 2" Single-Wall Venting (12)
  2. Z-Dens 2"/4" Concentric Vent (3)
  3. Z-Dens 3" Single-Wall Venting (11)
  4. Z-Dens 3"/5" Concentric Vent (2)
  5. Z-Dens 4" Single-Wall Venting (8)
  6. Z-Dens 4"/6" Concentric Vent (1)
  7. Z-Dens 5" Single-Wall Venting (4)
  8. Z-Dens 6" Single-Wall Venting (4)
  9. Z-Dens 8" Single-Wall Venting (4)
  10. Z-Vent 3" Single-Wall Venting (4)
  11. Z-Vent 4" Single-Wall Venting (4)
  12. Z-Vent 5" Single-Wall Venting (3)
  13. Z-Vent 6" Single-Wall Venting (4)
  14. Z-Vent 7" Single-Wall Venting (4)
  15. Z-Vent 8" Single-Wall Venting (4)
  16. Z-Vent 9" Single-Wall Venting (2)
  17. Z-Vent 10" Single-Wall Vent (3)
  18. Z-Vent 12" Single-Wall Vent (2)
  19. Z-Vent 14" Single-Wall Vent (2)
  20. Z-Vent 16" Single-Wall Vent (2)
  21. Z-Vent 18" Single-Wall Vent (1)
  22. Z-Vent 20" Single-Wall Vent (1)
  23. Z-Vent 22" Single-Wall Vent (1)
  24. Z-Vent 24" Single-Wall Vent (1)
  25. Z-Vent 3" Double-Wall Vent (3)
  26. Z-Vent 4" Double-Wall Vent (3)
  27. Z-Vent 5" Double-Wall Vent (3)
  28. Z-Vent 6" Double-Wall Vent (3)
  29. Z-Vent 7" Double-Wall Vent (3)
  30. Z-Vent 8" Double-Wall Vent (1)
  31. Z-Vent 9" Double-Wall Vent (2)
  32. Z-Vent 10" Double-Wall Vent (1)
  33. Z-Vent 12" Double-Wall Vent (1)
  34. Z-Vent 14" Double-Wall Vent (1)
  35. Z-Vent 16" Double-Wall Vent (1)
  36. Z-Vent 18" Double-Wall Vent (1)
  37. Z-Vent 20" Double-Wall Vent (1)
  38. Z-Vent 22" Double-Wall Vent (1)
  39. Z-Vent 24" Double-Wall Vent (1)
  40. Z-Vent 26" Double-Wall Vent (1)
  41. Z-Vent 28" Double-Wall Vent (1)
Venting Style
  1. Z-Flex Z-Dens Polypropylene (50)
  2. Z-Flex Z-Vent Dble-Wall SS (28)
  3. Z-Flex Z-Vent Single-Wall SS (38)
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