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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.

43 Item(s)

Set Descending Direction
  1. Z-Flex Z-Vent 3" Weil-McLain CGI Starter (2SVEWMFAF03)

    Z-Flex Z-Vent 3" Weil-McLain CGI Starter (2SVEWMFAF03)

    Z-Flex Z-Vent 3" Weil-McLain CGI Starter (2SVEWMFAF03) Learn More

    Regular Price: $40.25

    Special Price: $32.20

    Details
  2. Z-Flex Z-Vent 3" Buderus GA Boiler Adaptor (2SVB03)

    Z-Flex Z-Vent 3" Buderus GA Boiler Adaptor (2SVB03)

    Z-Flex Z-Vent 3" Buderus GA Boiler Adaptor (2SVB03) Learn More

    Regular Price: $46.06

    Special Price: $36.85

    Details
  3. Z-Flex Z-Vent 3" Bosch 660EF Adaptor (2SVSWB03)

    Z-Flex Z-Vent 3" Bosch 660EF Adaptor (2SVSWB03)

    Z-Flex Z-Vent 3" Bosch 660EF Adaptor (2SVSWB03) Learn More

    Regular Price: $46.77

    Special Price: $37.42

    Details
  4. Z-Flex Z-Vent 3" Saf-T to Z-Vent Adaptor (2SVSHF03)

    Z-Flex Z-Vent 3" Saf-T to Z-Vent Adaptor (2SVSHF03)

    Z-Flex Z-Vent 3" Saf-T to Z-Vent Adaptor (2SVSHF03) Learn More

    Regular Price: $47.46

    Special Price: $37.96

    Details
  5. Z-Flex Z-Vent 3" Rheem/Paloma Adaptor (2SVPA03)

    Z-Flex Z-Vent 3" Rheem/Paloma Adaptor (2SVPA03)

    Z-Flex Z-Vent 3" Rheem/Paloma Adaptor (2SVPA03) Learn More

    Regular Price: $49.23

    Special Price: $39.39

    Details
  6. Z-Flex 3" Universal Adaptor: Marey, Modine, Nordyne, QuietSide (2SVSNA03.5)

    Z-Flex 3" Universal Adaptor: Marey, Modine, Nordyne, QuietSide (2SVSNA03.5)

    Z-Flex Z-Vent 3" Universal Adaptor: Marey, Modine, Nordyne, QuietSide (2SVSNA03.5) Learn More

    Regular Price: $50.62

    Special Price: $40.49

    Details
  7. Z-Flex 4" Bosch 125FX / 425EF Adaptor Stainless Steel Vent (2SVFX04)

    Z-Flex 4" Bosch 125FX / 425EF Adaptor Stainless Steel Vent (2SVFX04)

    Z-Flex Z-Vent 4" Bosch 125FX / 425EF Adaptor Stainless Steel Venting (2SVFX04) Learn More

    Regular Price: $55.11

    Special Price: $44.09

    Details
  8. Z-Flex Z-Vent 4" Sta-Rite/Pentair Pool Heater Adaptor (4STPHA04)

    Z-Flex Z-Vent 4" Sta-Rite/Pentair Pool Heater Adaptor (4STPHA04)

    Z-Flex Z-Vent 4" Sta-Rite/Pentair Pool Heater Adaptor (4STPHA04) Learn More

    Regular Price: $55.11

    Special Price: $44.09

    Details
  9. Z-Flex Z-Vent 4" Buderus GA Boiler Adaptor (2SVB04)

    Z-Flex Z-Vent 4" Buderus GA Boiler Adaptor (2SVB04)

    Z-Flex Z-Vent 4" Buderus GA Boiler Adaptor (2SVB04) Learn More

    Regular Price: $57.12

    Special Price: $45.70

    Details
  10. Z-Flex Z-Vent 4" Noritz Adaptor (2SVWA04)

    Z-Flex Z-Vent 4" Noritz Adaptor (2SVWA04)

    Z-Flex Z-Vent 4" Noritz Adaptor (2SVWA04) Learn More

    Regular Price: $57.27

    Special Price: $45.82

    Details
  11. Z-Flex 4" Universal Adaptor Takagi, Paloma, Rheem, Noritz (2SVSNA04.5)

    Z-Flex 4" Universal Adaptor Takagi, Paloma, Rheem, Noritz (2SVSNA04.5)

    Z-Flex Z-Vent 4" Universal Adaptor: Takagi, Paloma, Rheem, Noritz (2SVSNA04.5) Learn More

    Regular Price: $57.30

    Special Price: $45.84

    Details
  12. Z-Flex Z-Vent 5" Universal Adaptor (2SVSA05)

    Z-Flex Z-Vent 5" Universal Adaptor (2SVSA05)

    Z-Flex Z-Vent 5" Universal Adaptor (2SVSA05)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $65.55

    Special Price: $52.44

    Details
  13. Z-Flex Z-Vent 6" Universal Adaptor (2SVSA06)

    Z-Flex Z-Vent 6" Universal Adaptor (2SVSA06)

    Z-Flex Z-Vent 6" Universal Adaptor (2SVSA06)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $74.66

    Special Price: $59.72

    Details
  14. Z-Flex 4" Universal Appliance Adaptor and Back-Flow Preventer (2ZVB04)

    Z-Flex 4" Universal Appliance Adaptor and Back-Flow Preventer (2ZVB04)

    Z-Flex Z-Vent 4" Universal Appliance Adaptor with Back-Flow Preventer (2ZVB04) Learn More

    Regular Price: $89.09

    Special Price: $71.28

    Details
  15. Z-Flex Z-Vent 8" Universal Adaptor (2SVSA08)

    Z-Flex Z-Vent 8" Universal Adaptor (2SVSA08)

    Z-Flex Z-Vent 8" Universal Adaptor (2SVSA08)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $110.15

    Special Price: $88.12

    Details
  16. Z-Flex Z-Vent 3" Single Wall to Double Wall Adaptor (2SVDSA03)

    Z-Flex Z-Vent 3" Single Wall to Double Wall Adaptor (2SVDSA03)

    Z-Flex Z-Vent 3" Single Wall to Double Wall Adaptor (2SVDSA03)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $136.98

    Special Price: $109.58

    Details
  17. Z-Flex Z-Vent 4" Single Wall to Double Wall Adaptor (2SVDSA04)

    Z-Flex Z-Vent 4" Single Wall to Double Wall Adaptor (2SVDSA04)

    Z-Flex Z-Vent 4" Single Wall to Double Wall Adaptor (2SVDSA04)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $156.11

    Special Price: $124.89

    Details
  18. Z-Flex Z-Vent 6" Single Wall to Double Wall Adaptor (2SVDSA06)

    Z-Flex Z-Vent 6" Single Wall to Double Wall Adaptor (2SVDSA06)

    Z-Flex Z-Vent 6" Single Wall to Double Wall Adaptor (2SVDSA06)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $178.51

    Special Price: $142.82

    Details
  19. Z-Flex Z-Vent 5" Single Wall to Double Wall Adaptor (2SVDSA05)

    Z-Flex Z-Vent 5" Single Wall to Double Wall Adaptor (2SVDSA05)

    Z-Flex Z-Vent 5" Single Wall to Double Wall Adaptor (2SVDSA05)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $180.12

    Special Price: $144.10

    Details
  20. Z-Flex Z-Vent 9" Universal Adaptor (2SVSA09)

    Z-Flex Z-Vent 9" Universal Adaptor (2SVSA09)

    Z-Flex Z-Vent 9" Universal Adaptor (2SVSA09)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $188.73

    Special Price: $150.98

    Details
  21. Z-Flex Z-Vent 10" Universal Adaptor (2SVSA10)

    Z-Flex Z-Vent 10" Universal Adaptor (2SVSA10)

    Z-Flex Z-Vent 10" Universal Adaptor (2SVSA10)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $196.62

    Special Price: $157.30

    Details
  22. Z-Flex Z-Vent 12" Universal Adaptor (2SVSA12)

    Z-Flex Z-Vent 12" Universal Adaptor (2SVSA12)

    Z-Flex Z-Vent 12" Universal Adaptor (2SVSA12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $205.63

    Special Price: $164.51

    Details
  23. Z-Flex Z-Vent 7" Single Wall to Double Wall Adaptor (2SVDSA07)

    Z-Flex Z-Vent 7" Single Wall to Double Wall Adaptor (2SVDSA07)

    Z-Flex Z-Vent 7" Single Wall to Double Wall Adaptor (2SVDSA07)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $210.11

    Special Price: $168.08

    Details
  24. Z-Flex Z-Vent 14" Universal Adaptor (2SVSA14)

    Z-Flex Z-Vent 14" Universal Adaptor (2SVSA14)

    Z-Flex Z-Vent 14" Universal Adaptor (2SVSA14)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $243.00

    Special Price: $194.40

    Details
  25. Z-Flex Z-Vent 9" Single Wall to Double Wall Adaptor (2SVDSA09)

    Z-Flex Z-Vent 9" Single Wall to Double Wall Adaptor (2SVDSA09)

    Z-Flex Z-Vent 9" Single Wall to Double Wall Adaptor (2SVDSA09)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $267.79

    Special Price: $214.23

    Details
  26. Z-Flex Z-Vent 14" Universal Adaptor (2SVSA14)

    Z-Flex Z-Vent 16" Universal Adaptor (2SVSA16)

    Z-Flex Z-Vent 16" Universal Adaptor (2SVSA16)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $285.51

    Special Price: $228.40

    Details
  27. Z-Flex Z-Vent 10" Single Wall to Double Wall Adaptor (2SVDSA10)

    Z-Flex Z-Vent 10" Single Wall to Double Wall Adaptor (2SVDSA10)

    Z-Flex Z-Vent 10" Single Wall to Double Wall Adaptor (2SVDSA10)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $325.11

    Special Price: $260.08

    Details
  28. Z-Flex Z-Vent 14" Universal Adaptor (2SVSA14)

    Z-Flex Z-Vent 18" Universal Adaptor (2SVSA18)

    Z-Flex Z-Vent 18" Universal Adaptor (2SVSA18)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $336.12

    Special Price: $268.90

    Details
  29. Z-Flex Z-Vent 12" Single Wall to Double Wall Adaptor (2SVDSA12)

    Z-Flex Z-Vent 12" Single Wall to Double Wall Adaptor (2SVDSA12)

    Z-Flex Z-Vent 12" Single Wall to Double Wall Adaptor (2SVDSA12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $375.71

    Special Price: $300.56

    Details
  30. Z-Flex Z-Vent 14" Universal Adaptor (2SVSA14)

    Z-Flex Z-Vent 20" Universal Adaptor (2SVSA20)

    Z-Flex Z-Vent 20" Universal Adaptor (2SVSA20)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $394.84

    Special Price: $315.88

    Details
  31. Z-Flex Z-Vent 14" Single Wall to Double Wall Adaptor (2SVDSA14)

    Z-Flex Z-Vent 14" Single Wall to Double Wall Adaptor (2SVDSA14)

    Z-Flex Z-Vent 14" Single Wall to Double Wall Adaptor (2SVDSA14)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $430.28

    Special Price: $344.23

    Details
  32. Z-Flex Z-Vent 14" Universal Adaptor (2SVSA14)

    Z-Flex Z-Vent 22" Universal Adaptor (2SVSA22)

    Z-Flex Z-Vent 22" Universal Adaptor (2SVSA22)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $465.73

    Special Price: $372.59

    Details
  33. Z-Flex Z-Vent 16" Single Wall to Double Wall Adaptor (2SVDSA16)

    Z-Flex Z-Vent 16" Single Wall to Double Wall Adaptor (2SVDSA16)

    Z-Flex Z-Vent 16" Single Wall to Double Wall Adaptor (2SVDSA16)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $534.59

    Special Price: $427.67

    Details
  34. Z-Flex Z-Vent 14" Universal Adaptor (2SVSA14)

    Z-Flex Z-Vent 24" Universal Adaptor (2SVSA24)

    Z-Flex Z-Vent 24" Universal Adaptor (2SVSA24)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $546.72

    Special Price: $437.38

    Details
  35. Z-Flex Z-Vent 8" Single Wall to Double Wall Adaptor (2SVDSA08)

    Z-Flex Z-Vent 8" Single Wall to Double Wall Adaptor (2SVDSA08)

    Z-Flex Z-Vent 8" Single Wall to Double Wall Adaptor (2SVDSA08)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $618.96

    Special Price: $495.18

    Details
  36. Z-Flex Z-Vent 18" Single Wall to Double Wall Adaptor (2SVDSA18)

    Z-Flex Z-Vent 18" Single Wall to Double Wall Adaptor (2SVDSA18)

    Z-Flex Z-Vent 18" Single Wall to Double Wall Adaptor (2SVDSA18)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $629.73

    Special Price: $503.79

    Details
  37. Z-Flex Z-Vent 20" Single Wall to Double Wall Adaptor (2SVDSA20)

    Z-Flex Z-Vent 20" Single Wall to Double Wall Adaptor (2SVDSA20)

    Z-Flex Z-Vent 20" Single Wall to Double Wall Adaptor (2SVDSA20)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $741.08

    Special Price: $592.87

    Details
  38. Z-Flex Z-Vent 22" Single Wall to Double Wall Adaptor (2SVDSA22)

    Z-Flex Z-Vent 22" Single Wall to Double Wall Adaptor (2SVDSA22)

    Z-Flex Z-Vent 22" Single Wall to Double Wall Adaptor (2SVDSA22)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $870.70

    Special Price: $696.56

    Details
  39. Z-Flex Z-Vent 24" Single Wall to Double Wall Adaptor (2SVDSA24)

    Z-Flex Z-Vent 24" Single Wall to Double Wall Adaptor (2SVDSA24)

    Z-Flex Z-Vent 24" Single Wall to Double Wall Adaptor (2SVDSA24)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $1,018.43

    Special Price: $814.75

    Details
  40. Z-Flex Z-Vent 26" Single Wall to Double Wall Adaptor (2SVDSA26)

    Z-Flex Z-Vent 26" Single Wall to Double Wall Adaptor (2SVDSA26)

    Z-Flex Z-Vent 26" Single Wall to Double Wall Adaptor (2SVDSA26)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $1,245.14

    Special Price: $996.11

    Details
  41. Z-Flex Z-Vent 28" Single Wall to Double Wall Adaptor (2SVDSA28)

    Z-Flex Z-Vent 28" Single Wall to Double Wall Adaptor (2SVDSA28)

    Z-Flex Z-Vent 28" Single Wall to Double Wall Adaptor (2SVDSA28)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $1,431.20

    Special Price: $1,144.96

    Details
  42. Z-Flex Z-Vent 30" Single Wall to Double Wall Adaptor (2SVDSA30)

    Z-Flex Z-Vent 30" Single Wall to Double Wall Adaptor (2SVDSA30)

    Z-Flex Z-Vent 30" Single Wall to Double Wall Adaptor (2SVDSA30)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $1,645.06

    Special Price: $1,316.05

    Details
  43. Z-Flex Z-Vent 32" Single Wall to Double Wall Adaptor (2SVDSA32)

    Z-Flex Z-Vent 32" Single Wall to Double Wall Adaptor (2SVDSA32)

    Z-Flex Z-Vent 32" Single Wall to Double Wall Adaptor (2SVDSA32)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $1,890.86

    Special Price: $1,512.70

    Details

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  9. Z-Vent 14" Single-Wall Vent (1)
  10. Z-Vent 16" Single-Wall Vent (1)
  11. Z-Vent 18" Single-Wall Vent (1)
  12. Z-Vent 20" Single-Wall Vent (1)
  13. Z-Vent 22" Single-Wall Vent (1)
  14. Z-Vent 24" Single-Wall Vent (1)
  15. Z-Vent 3" Double-Wall Vent (1)
  16. Z-Vent 4" Double-Wall Vent (1)
  17. Z-Vent 5" Double-Wall Vent (1)
  18. Z-Vent 6" Double-Wall Vent (1)
  19. Z-Vent 7" Double-Wall Vent (1)
  20. Z-Vent 8" Double-Wall Vent (1)
  21. Z-Vent 9" Double-Wall Vent (1)
  22. Z-Vent 10" Double-Wall Vent (1)
  23. Z-Vent 12" Double-Wall Vent (1)
  24. Z-Vent 14" Double-Wall Vent (1)
  25. Z-Vent 16" Double-Wall Vent (1)
  26. Z-Vent 18" Double-Wall Vent (1)
  27. Z-Vent 20" Double-Wall Vent (1)
  28. Z-Vent 22" Double-Wall Vent (1)
  29. Z-Vent 24" Double-Wall Vent (1)
  30. Z-Vent 26" Double-Wall Vent (1)
  31. Z-Vent 28" Double-Wall Vent (1)
  32. Z-Vent 30" Double-Wall Vent (1)
  33. Z-Vent 32" Double-Wall Vent (1)
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  1. Z-Flex Z-Vent Dble-Wall SS (19)
  2. Z-Flex Z-Vent Single-Wall SS (24)
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