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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.

51 Item(s)

Set Descending Direction
  1. Z-Flex Z-Vent 30" Guy Band Stainless Steel Venting (2SVDGB30)

    Z-Flex Z-Vent 30" Guy Band (2SVDGB30)

    Z-Flex Z-Vent 30" Guy Band (2SVDGB30)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $127.08

    Special Price: $101.66

    Details
  2. Z-Flex Z-Vent 5" Firestop with Support Stainless Steel Venting (2SVSFSS05)

    Z-Flex Z-Vent 5" Firestop with Support (2SVSFSS05)

    Z-Flex Z-Vent 5" Firestop with Support (2SVSFSS05)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $127.68

    Special Price: $102.15

    Details
  3. Z-Flex Z-Vent 10" Firestop Spacer Stainless Steel Venting (2SVSFS10)

    Z-Flex Z-Vent 10" Firestop Spacer (2SVSFS10)

    Z-Flex Z-Vent 10" Firestop Spacer (2SVSFS10)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $133.15

    Special Price: $106.52

    Details
  4. Z-Flex Z-Vent 6" Firestop with Support Stainless Steel Venting (2SVSFSS06)

    Z-Flex Z-Vent 6" Firestop with Support (2SVSFSS06)

    Z-Flex Z-Vent 6" Firestop with Support (2SVSFSS06)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $134.53

    Special Price: $107.63

    Details
  5. Z-Flex Z-Vent 14" Clamp Band Stainless Steel Venting (2SVSCB14)

    Z-Flex Z-Vent 18" Clamp Band (2SVSCB18)

    Z-Flex Z-Vent 18" Clamp Band (2SVSCB18)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $135.10

    Special Price: $108.09

    Details
  6. Z-Flex Z-Vent 9" Firestop Spacer Stainless Steel Venting (2SVDFS09)

    Z-Flex Z-Vent 9" Firestop Spacer (2SVDFS09)

    Z-Flex Z-Vent 9" Firestop Spacer (2SVDFS09)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $138.06

    Special Price: $110.45

    Details
  7. Z-Flex Z-Vent 10" Firestop Spacer Stainless Steel Venting (2SVDFS10)

    Z-Flex Z-Vent 10" Firestop Spacer (2SVDFS10)

    Z-Flex Z-Vent 10" Firestop Spacer (2SVDFS10)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $143.81

    Special Price: $115.05

    Details
  8. Z-Flex Z-Vent 12" Firestop Spacer Stainless Steel Venting (2SVSFS12)

    Z-Flex Z-Vent 12" Firestop Spacer (2SVSFS12)

    Z-Flex Z-Vent 12" Firestop Spacer (2SVSFS12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $144.72

    Special Price: $115.78

    Details
  9. Z-Flex Z-Vent 3" Firestop with Support Stainless Steel Venting (2SVDFSS03)

    Z-Flex Z-Vent 3" Firestop with Support (2SVDFSS03)

    Z-Flex Z-Vent 3" Firestop with Support (2SVDFSS03)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $145.19

    Special Price: $116.15

    Details
  10. Z-Flex Z-Vent 32" Guy Band Stainless Steel Venting (2SVDGB32)

    Z-Flex Z-Vent 32" Guy Band (2SVDGB32)

    Z-Flex Z-Vent 32" Guy Band (2SVDGB32)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $146.07

    Special Price: $116.85

    Details
  11. Z-Flex Z-Vent 7" Firestop with Support Stainless Steel Venting (2SVSFSS07)

    Z-Flex Z-Vent 7" Firestop with Support (2SVSFSS07)

    Z-Flex Z-Vent 7" Firestop with Support (2SVSFSS07)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $146.25

    Special Price: $117.00

    Details
  12. Z-Flex Z-Vent 4" Firestop with Support Stainless Steel Venting (2SVDFSS04)

    Z-Flex Z-Vent 4" Firestop with Support (2SVDFSS04)

    Z-Flex Z-Vent 4" Firestop with Support (2SVDFSS04)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $148.12

    Special Price: $118.50

    Details
  13. Z-Flex Z-Vent 14" Clamp Band Stainless Steel Venting (2SVSCB14)

    Z-Flex Z-Vent 20" Clamp Band (2SVSCB20)

    Z-Flex Z-Vent 20" Clamp Band (2SVSCB20)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $152.85

    Special Price: $122.28

    Details
  14. Z-Flex Z-Vent 6" Firestop with Support Stainless Steel Venting (2SVDFSS06)

    Z-Flex Z-Vent 6" Firestop with Support (2SVDFSS06)

    Z-Flex Z-Vent 6" Firestop with Support (2SVDFSS06)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $154.62

    Special Price: $123.69

    Details
  15. Z-Flex Z-Vent 9" Storm Collar Stainless Steel Venting (2SVDLS09)

    Z-Flex Z-Vent 9" Storm Collar (2SVDLS09)

    Z-Flex Z-Vent 9" Storm Collar (2SVDLS09)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $155.70

    Special Price: $124.56

    Details
  16. Z-Flex Z-Vent 5" Firestop with Support Stainless Steel Venting (2SVDFSS05)

    Z-Flex Z-Vent 5" Firestop with Support (2SVDFSS05)

    Z-Flex Z-Vent 5" Firestop with Support (2SVDFSS05)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $155.92

    Special Price: $124.73

    Details
  17. Z-Flex Z-Vent 12" Firestop Spacer Stainless Steel Venting (2SVDFS12)

    Z-Flex Z-Vent 12" Firestop Spacer (2SVDFS12)

    Z-Flex Z-Vent 12" Firestop Spacer (2SVDFS12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $159.87

    Special Price: $127.89

    Details
  18. Z-Flex Z-Vent 14" Firestop Spacer Stainless Steel Venting (2SVSFS14)

    Z-Flex Z-Vent 14" Firestop Spacer (2SVSFS14)

    Z-Flex Z-Vent 14" Firestop Spacer (2SVSFS14)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $159.95

    Special Price: $127.97

    Details
  19. Z-Flex Z-Vent 10" Storm Collar Stainless Steel Venting (2SVDLS10)

    Z-Flex Z-Vent 10" Storm Collar (2SVDLS10)

    Z-Flex Z-Vent 10" Storm Collar (2SVDLS10)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $162.21

    Special Price: $129.77

    Details
  20. Z-Flex Z-Vent 8" Firestop with Support Stainless Steel Venting (2SVSFSS08)

    Z-Flex Z-Vent 8" Firestop with Support (2SVSFSS08)

    Z-Flex Z-Vent 8" Firestop with Support (2SVSFSS08)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $162.50

    Special Price: $130.00

    Details
  21. Z-Flex Z-Vent 12" Storm Collar Stainless Steel Venting (2SVSLS12)

    Z-Flex Z-Vent 12" Storm Collar (2SVSLS12)

    Z-Flex Z-Vent 12" Storm Collar (2SVSLS12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $166.84

    Special Price: $133.47

    Details
  22. Z-Flex Z-Vent 7" Firestop with Support Stainless Steel Venting (2SVDFSS07)

    Z-Flex Z-Vent 7" Firestop with Support (2SVDFSS07)

    Z-Flex Z-Vent 7" Firestop with Support (2SVDFSS07)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $167.99

    Special Price: $134.39

    Details
  23. Z-Flex Z-Vent 14" Firestop Spacer Stainless Steel Venting (2SVDFS14)

    Z-Flex Z-Vent 14" Firestop Spacer (2SVDFS14)

    Z-Flex Z-Vent 14" Firestop Spacer (2SVDFS14)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $177.16

    Special Price: $141.73

    Details
  24. Z-Flex Z-Vent 14" Clamp Band Stainless Steel Venting (2SVSCB14)

    Z-Flex Z-Vent 22" Clamp Band (2SVSCB22)

    Z-Flex Z-Vent 22" Clamp Band (2SVSCB22)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $177.41

    Special Price: $141.92

    Details
  25. Z-Flex Z-Vent 14" Firestop Spacer Stainless Steel Venting (2SVSFS14)

    Z-Flex Z-Vent 16" Firestop Spacer (2SVSFS16)

    Z-Flex Z-Vent 16" Firestop Spacer (2SVSFS16)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $178.18

    Special Price: $142.54

    Details
  26. Z-Flex Z-Vent 9" Firestop with Support Stainless Steel Venting (2SVSFSS09)

    Z-Flex Z-Vent 9" Firestop with Support (2SVSFSS09)

    Z-Flex Z-Vent 9" Firestop with Support (2SVSFSS09)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $180.33

    Special Price: $144.27

    Details
  27. Z-Flex Z-Vent 10" Firestop with Support Stainless Steel Venting (2SVSFSS10)

    Z-Flex Z-Vent 10" Firestop with Support (2SVSFSS10)

    Z-Flex Z-Vent 10" Firestop with Support (2SVSFSS10)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $187.86

    Special Price: $150.29

    Details
  28. Z-Flex Z-Vent 14" Storm Collar Stainless Steel Venting (2SVSLS14)

    Z-Flex Z-Vent 14" Storm Collar (2SVSLS14)

    Z-Flex Z-Vent 14" Storm Collar (2SVSLS14)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $190.35

    Special Price: $152.27

    Details
  29. Z-Flex Z-Vent 9" Firestop with Support Stainless Steel Venting (2SVDFSS09)

    Z-Flex Z-Vent 9" Firestop with Support (2SVDFSS09)

    Z-Flex Z-Vent 9" Firestop with Support (2SVDFSS09)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $192.57

    Special Price: $154.05

    Details
  30. Z-Flex Z-Vent 14" Clamp Band Stainless Steel Venting (2SVSCB14)

    Z-Flex Z-Vent 24" Clamp Band (2SVSCB24)

    Z-Flex Z-Vent 24" Clamp Band (2SVSCB24)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $196.51

    Special Price: $157.21

    Details
  31. Z-Flex Z-Vent 10" Firestop with Support Stainless Steel Venting (2SVDFSS10)

    Z-Flex Z-Vent 10" Firestop with Support (2SVDFSS10)

    Z-Flex Z-Vent 10" Firestop with Support (2SVDFSS10)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $200.62

    Special Price: $160.49

    Details
  32. Z-Flex Z-Vent 16" Firestop Spacer Stainless Steel Venting (2SVDFS16)

    Z-Flex Z-Vent 16" Firestop Spacer (2SVDFS16)

    Z-Flex Z-Vent 16" Firestop Spacer (2SVDFS16)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $202.49

    Special Price: $161.99

    Details
  33. Z-Flex Z-Vent 12" Firestop with Support Stainless Steel Venting (2SVSFSS12)

    Z-Flex Z-Vent 12" Firestop with Support (2SVSFSS12)

    Z-Flex Z-Vent 12" Firestop with Support (2SVSFSS12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $204.19

    Special Price: $163.36

    Details
  34. Z-Flex Z-Vent 5" Base Support Stainless Steel Venting (2SVSBS05)

    Z-Flex Z-Vent 5" Base Support (2SVSBS05)

    Z-Flex Z-Vent 5" Base Support (2SVSBS05)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $207.10

    Special Price: $165.69

    Details
  35. Z-Flex Z-Vent 3" Base Support Stainless Steel Venting (2SVDBS03)

    Z-Flex Z-Vent 3" Base Support (2SVDBS03)

    Z-Flex Z-Vent 3" Base Support (2SVDBS03)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $212.52

    Special Price: $170.02

    Details
  36. Z-Flex Z-Vent 14" Storm Collar Stainless Steel Venting (2SVSLS14)

    Z-Flex Z-Vent 16" Storm Collar (2SVSLS16)

    Z-Flex Z-Vent 16" Storm Collar (2SVSLS16)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $214.64

    Special Price: $171.71

    Details
  37. Z-Flex Z-Vent 4" Base Support Stainless Steel Venting (2SVDBS04)

    Z-Flex Z-Vent 4" Base Support (2SVDBS04)

    Z-Flex Z-Vent 4" Base Support (2SVDBS04)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $216.75

    Special Price: $173.41

    Details
  38. Z-Flex Z-Vent 14" Firestop Spacer Stainless Steel Venting (2SVSFS14)

    Z-Flex Z-Vent 20" Firestop Spacer (2SVSFS20)

    Z-Flex Z-Vent 20" Firestop Spacer (2SVSFS20)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $220.71

    Special Price: $176.57

    Details
  39. Z-Flex Z-Vent 12" Firestop with Support Stainless Steel Venting (2SVDFSS12)

    Z-Flex Z-Vent 12" Firestop with Support (2SVDFSS12)

    Z-Flex Z-Vent 12" Firestop with Support (2SVDFSS12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $222.95

    Special Price: $178.35

    Details
  40. Z-Flex Z-Vent 18" Firestop Spacer Stainless Steel Venting (2SVDFS18)

    Z-Flex Z-Vent 18" Firestop Spacer (2SVDFS18)

    Z-Flex Z-Vent 18" Firestop Spacer (2SVDFS18)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $224.77

    Special Price: $179.81

    Details
  41. Z-Flex Z-Vent 6" Base Support Stainless Steel Venting (2SVSBS06)

    Z-Flex Z-Vent 6" Base Support (2SVSBS06)

    Z-Flex Z-Vent 6" Base Support (2SVSBS06)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $225.11

    Special Price: $180.09

    Details
  42. Z-Flex Z-Vent 12" Storm Collar Stainless Steel Venting (2SVDLS12)

    Z-Flex Z-Vent 12" Storm Collar (2SVDLS12)

    Z-Flex Z-Vent 12" Storm Collar (2SVDLS12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $225.40

    Special Price: $180.32

    Details
  43. Z-Flex Z-Vent 6" Base Support Stainless Steel Venting (2SVDBS06)

    Z-Flex Z-Vent 6" Base Support (2SVDBS06)

    Z-Flex Z-Vent 6" Base Support (2SVDBS06)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $226.23

    Special Price: $180.99

    Details
  44. Z-Flex Z-Vent 14" Firestop with Support Stainless Steel Venting (2SVSFSS14)

    Z-Flex Z-Vent 14" Firestop with Support (2SVSFSS14)

    Z-Flex Z-Vent 14" Firestop with Support (2SVSFSS14)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $226.78

    Special Price: $181.42

    Details
  45. Z-Flex Z-Vent 5" Base Support Stainless Steel Venting (2SVDBS05)

    Z-Flex Z-Vent 5" Base Support (2SVDBS05)

    Z-Flex Z-Vent 5" Base Support (2SVDBS05)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $228.09

    Special Price: $182.48

    Details
  46. Z-Flex Z-Vent 24" Clamp Band Stainless Steel Venting (2SVSCB14)

    Z-Flex Z-Vent 24" Clamp Band (2SVDCB24)

    Z-Flex Z-Vent 24" Clamp Band (2SVDCB24)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $236.19

    Special Price: $188.95

    Details
  47. Z-Flex Z-Vent 5" Wall Support Stainless Steel Venting (2SVSWS05)

    Z-Flex Z-Vent 5" Wall Support (2SVSWS05)

    Z-Flex Z-Vent 5" Wall Support (2SVSWS05)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $242.13

    Special Price: $193.71

    Details
  48. Z-Flex Z-Vent 7" Base Support Stainless Steel Venting (2SVSBS07)

    Z-Flex Z-Vent 7" Base Support (2SVSBS07)

    Z-Flex Z-Vent 7" Base Support (2SVSBS07)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $244.61

    Special Price: $195.68

    Details
  49. Z-Flex Z-Vent 14" Storm Collar Stainless Steel Venting (2SVSLS14)

    Z-Flex Z-Vent 18" Storm Collar (2SVSLS18)

    Z-Flex Z-Vent 18" Storm Collar (2SVSLS18)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $245.01

    Special Price: $196.01

    Details
  50. Z-Flex Z-Vent 7" Base Support Stainless Steel Venting (2SVDBS07)

    Z-Flex Z-Vent 7" Base Support (2SVDBS07)

    Z-Flex Z-Vent 7" Base Support (2SVDBS07)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $245.81

    Special Price: $196.65

    Details
  51. Z-Flex Z-Vent 14" Firestop with Support Stainless Steel Venting (2SVDFSS14)

    Z-Flex Z-Vent 14" Firestop with Support (2SVDFSS14)

    Z-Flex Z-Vent 14" Firestop with Support (2SVDFSS14)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $248.04

    Special Price: $198.43

    Details

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