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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.

39 Item(s)

Set Ascending Direction
  1. Z-Flex Z-Dens 6" x 72" Polypropylene Vent Pipe - White (2ZDP872)

    Z-Flex Z-Dens 6" x 72" Polypropylene Vent Pipe - White (2ZDP872)

    Z-Flex Z-Dens 6" x 72" Polypropylene Vent Pipe - White (2ZDP872)

    Single Walled. Can be cut to length Learn More

    Regular Price: $414.76

    Special Price: $331.81

    Details
  2. Z-Flex Z-Dens 6" x 36" Polypropylene Vent Pipe - White (2ZDP836)

    Z-Flex Z-Dens 6" x 36" Polypropylene Vent Pipe - White (2ZDP836)

    Z-Flex Z-Dens 6" x 36" Polypropylene Vent Pipe - White (2ZDP836)

    Single Walled. Can be cut to length Learn More

    Regular Price: $294.39

    Special Price: $235.51

    Details
  3. Z-Flex Z-Dens 6" Test Port - White (2ZDTP8)

    Z-Flex Z-Dens 6" Test Port - White (2ZDTP8)

    Z-Flex Z-Dens 6" Test Port - White (2ZDTP8)

    Single Walled. For gas analysis. Learn More

    Regular Price: $288.10

    Special Price: $230.48

    Details
  4. Z-Flex Z-Dens 6" x 72" Polypropylene Vent Pipe - White (2ZDP672)

    Z-Flex Z-Dens 6" x 72" Polypropylene Vent Pipe - White (2ZDP672)

    Z-Flex Z-Dens 6" x 72" Polypropylene Vent Pipe - White (2ZDP672)

    Single Walled. Can be cut to length Learn More

    Regular Price: $211.22

    Special Price: $168.97

    Details
  5. Z-Flex Z-Dens 6" x 24" Polypropylene Vent Pipe - White (2ZDP824)

    Z-Flex Z-Dens 6" x 24" Polypropylene Vent Pipe - White (2ZDP824)

    Z-Flex Z-Dens 6" x 24" Polypropylene Vent Pipe - White (2ZDP824)

    Single Walled. Can be cut to length Learn More

    Regular Price: $203.21

    Special Price: $162.56

    Details
  6. Z-Flex Z-Dens 6" Test Port - White (2ZDTP6)

    Z-Flex Z-Dens 6" Test Port - White (2ZDTP6)

    Z-Flex Z-Dens 6" Test Port - White (2ZDTP6)

    Single Walled. For gas analysis. Learn More

    Regular Price: $143.01

    Special Price: $114.41

    Details
  7. Z-Flex Z-Dens 5" x 72" Polypropylene Vent Pipe - White (2ZDP572)

    Z-Flex Z-Dens 5" x 72" Polypropylene Vent Pipe - White (2ZDP572)

    Z-Flex Z-Dens 5" x 72" Polypropylene Vent Pipe - White (2ZDP572)

    Single Walled. Can be cut to length Learn More

    Regular Price: $133.26

    Special Price: $106.62

    Details
  8. Z-Flex Z-Dens 6" x 36" Polypropylene Vent Pipe - White (2ZDP636)

    Z-Flex Z-Dens 6" x 36" Polypropylene Vent Pipe - White (2ZDP636)

    Z-Flex Z-Dens 6" x 36" Polypropylene Vent Pipe - White (2ZDP636)

    Single Walled. Can be cut to length Learn More

    Regular Price: $128.39

    Special Price: $102.72

    Details
  9. Z-Flex Z-Dens 5" Test Port - White (2ZDTP5)

    Z-Flex Z-Dens 5" Test Port - White (2ZDTP5)

    Z-Flex Z-Dens 5" Test Port - White (2ZDTP5)

    Single Walled. For gas analysis. Learn More

    Regular Price: $116.91

    Special Price: $93.53

    Details
  10. Z-Flex Z-Dens 2"/4" Concentric Test Port - White (2ZDCTP24)

    Z-Flex Z-Dens 2"/4" Concentric Test Port - White (2ZDCTP24)

    Z-Flex Z-Dens 2"/4" Concentric Test Port - White (2ZDCTP24)

    Concentric. For gas analysis. Learn More

    Regular Price: $111.00

    Special Price: $88.80

    Details
  11. Z-Flex Z-Dens 3"/5" Concentric Test Port - White (2ZDCTP35)

    Z-Flex Z-Dens 3"/5" Concentric Test Port - White (2ZDCTP35)

    Z-Flex Z-Dens 3"/5" Concentric Test Port - White (2ZDCTP35)

    Concentric. For gas analysis. Learn More

    Regular Price: $102.29

    Special Price: $81.83

    Details
  12. Z-Flex Z-Dens 4"/6" Concentric Test Port - White (2ZDCTP46)

    Z-Flex Z-Dens 4"/6" Concentric Test Port - White (2ZDCTP46)

    Z-Flex Z-Dens 4"/6" Concentric Test Port - White (2ZDCTP46)

    Concentric. For gas analysis. Learn More

    Regular Price: $102.29

    Special Price: $81.83

    Details
  13. Z-Flex Z-Dens 3"/5" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP35)

    Z-Flex Z-Dens 3"/5" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP35)

    Z-Flex Z-Dens 3"/5" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP35)

    Concentric. Can be cut and adjusted to length Learn More

    Regular Price: $81.75

    Special Price: $65.41

    Details
  14. Z-Flex Z-Dens 4"/6" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP46)

    Z-Flex Z-Dens 4"/6" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP46)

    Z-Flex Z-Dens 4"/6" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP46)

    Concentric. Can be cut and adjusted to length Learn More

    Regular Price: $81.75

    Special Price: $65.41

    Details
  15. Z-Flex Z-Dens 5" x 36" Polypropylene Vent Pipe - White (2ZDP536)

    Z-Flex Z-Dens 5" x 36" Polypropylene Vent Pipe - White (2ZDP536)

    Z-Flex Z-Dens 5" x 36" Polypropylene Vent Pipe - White (2ZDP536)

    Single Walled. Can be cut to length Learn More

    Regular Price: $81.06

    Special Price: $64.85

    Details
  16. Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3536)

    Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3536)

    Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3536)

    Concentric. Can be cut to length Learn More

    Regular Price: $77.23

    Special Price: $61.79

    Details
  17. Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4636)

    Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4636)

    Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4636)

    Concentric. Can be cut to length Learn More

    Regular Price: $77.23

    Special Price: $61.79

    Details
  18. Z-Flex Z-Dens 2"/4" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP24)

    Z-Flex Z-Dens 2"/4" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP24)

    Z-Flex Z-Dens 2"/4" 2.6" to 8.3" Concentric Adjustable Pipe - White (2ZDCAP24)

    Concentric. Can be cut and adjusted to length Learn More

    Regular Price: $76.19

    Special Price: $60.95

    Details
  19. Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2436)

    Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2436)

    Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2436)

    Concentric. Can be cut to length Learn More

    Regular Price: $65.41

    Special Price: $52.33

    Details
  20. Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3524)

    Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3524)

    Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3524)

    Concentric. Can be cut to length Learn More

    Regular Price: $61.57

    Special Price: $49.25

    Details
  21. Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4624)

    Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4624)

    Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4624)

    Concentric. Can be cut to length Learn More

    Regular Price: $61.57

    Special Price: $49.25

    Details
  22. Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2412)

    Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2412)

    Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2412)

    Concentric. Can be cut to length Learn More

    Regular Price: $60.12

    Special Price: $48.10

    Details
  23. Z-Flex Z-Dens 4" Test Port - White (2ZDTP4)

    Z-Flex Z-Dens 4" Test Port - White (2ZDTP4)

    Z-Flex Z-Dens 4" Test Port - White (2ZDTP4)

    Single Walled. For gas analysis. Learn More

    Regular Price: $58.45

    Special Price: $46.77

    Details
  24. Z-Flex Z-Dens 2.4" to 8.3" Adjustable Pipe - White (2ZDAP3)

    Z-Flex Z-Dens 2.4" to 8.3" Adjustable Pipe - White (2ZDAP3)

    Z-Flex Z-Dens 2.4" to 8.3" Adjustable Pipe - White (2ZDAP3)

    Single Walled. Can be cut and adjusted to length Learn More

    Regular Price: $57.86

    Special Price: $46.29

    Details
  25. Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - White (2ZDP336)

    Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - White (2ZDP336)

    Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - White (2ZDP336)

    Single Walled. Can be cut to length Learn More

    Regular Price: $53.79

    Special Price: $43.03

    Details
  26. Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2424)

    Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2424)

    Z-Flex Z-Dens 2"/4" Concentric Pipe - White (2ZDCP2424)

    Concentric. Can be cut to length Learn More

    Regular Price: $51.85

    Special Price: $41.48

    Details
  27. Z-Flex Z-Dens 2.6" to 8.3" Adjustable Pipe - White (2ZDAP2)

    Z-Flex Z-Dens 2.6" to 8.3" Adjustable Pipe - White (2ZDAP2)

    Z-Flex Z-Dens 2.6" to 8.3" Adjustable Pipe - White (2ZDAP2)

    Single Walled. Can be cut and adjusted to length Learn More

    Regular Price: $51.82

    Special Price: $41.46

    Details
  28. Z-Flex Z-Dens 2" Test Port - White (2ZDTP2)

    Z-Flex Z-Dens 2" Test Port - White (2ZDTP2)

    Z-Flex Z-Dens 2" Test Port - White (2ZDTP2)

    Single Walled. For gas analysis. Learn More

    Regular Price: $51.22

    Special Price: $40.97

    Details
  29. Z-Flex Z-Dens 5" x 24" Polypropylene Vent Pipe - White (2ZDP524)

    Z-Flex Z-Dens 5" x 24" Polypropylene Vent Pipe - White (2ZDP524)

    Z-Flex Z-Dens 5" x 24" Polypropylene Vent Pipe - White (2ZDP524)

    Single Walled. Can be cut to length Learn More

    Regular Price: $49.40

    Special Price: $39.53

    Details
  30. Z-Flex Z-Dens 3" Test Port - White (2ZDTP3)

    Z-Flex Z-Dens 3" Test Port - White (2ZDTP3)

    Z-Flex Z-Dens 3" Test Port - White (2ZDTP3)

    Single Walled. For gas analysis. Learn More

    Regular Price: $48.36

    Special Price: $38.69

    Details
  31. Z-Flex Z-Dens 2" x 72" Polypropylene Vent Pipe - White (2ZDP272)

    Z-Flex Z-Dens 2" x 72" Polypropylene Vent Pipe - White (2ZDP272)

    Z-Flex Z-Dens 2" x 72" Polypropylene Vent Pipe - White (2ZDP272)

    Single Walled. Can be cut to length Learn More

    Regular Price: $47.09

    Special Price: $37.67

    Details
  32. Z-Flex Z-Dens 3" x 24" Polypropylene Vent Pipe - White (2ZDP324)

    Z-Flex Z-Dens 3" x 24" Polypropylene Vent Pipe - White (2ZDP324)

    Z-Flex Z-Dens 3" x 24" Polypropylene Vent Pipe - White (2ZDP324)

    Single Walled. Can be cut to length Learn More

    Regular Price: $46.29

    Special Price: $37.03

    Details
  33. Z-Flex Z-Dens 3" x 72" Polypropylene Vent Pipe - White (2ZDP372)

    Z-Flex Z-Dens 3" x 72" Polypropylene Vent Pipe - White (2ZDP372)

    Z-Flex Z-Dens 3" x 72" Polypropylene Vent Pipe - White (2ZDP372)

    Single Walled. Can be cut to length Learn More

    Regular Price: $44.09

    Special Price: $35.27

    Details
  34. Z-Flex Z-Dens 2.4" to 8.4" Adjustable Pipe - White (2ZDAP4)

    Z-Flex Z-Dens 2.4" to 8.4" Adjustable Pipe - White (2ZDAP4)

    Z-Flex Z-Dens 2.4" to 8.4" Adjustable Pipe - White (2ZDAP4)

    Single Walled. Can be cut and adjusted to length Learn More

    Regular Price: $43.71

    Special Price: $34.97

    Details
  35. Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3512)

    Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3512)

    Z-Flex Z-Dens 3"/5" Concentric Pipe - White (2ZDCP3512)

    Concentric. Can be cut to length Learn More

    Regular Price: $43.49

    Special Price: $34.79

    Details
  36. Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4612)

    Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4612)

    Z-Flex Z-Dens 4"/6" Concentric Pipe - White (2ZDCP4612)

    Concentric. Can be cut to length Learn More

    Regular Price: $43.49

    Special Price: $34.79

    Details
  37. Z-Flex Z-Dens 2" x 12" Polypropylene Vent Pipe - White (2ZDP212)

    Z-Flex Z-Dens 2" x 12" Polypropylene Vent Pipe - White (2ZDP212)

    Z-Flex Z-Dens 2" x 12" Polypropylene Vent Pipe - White (2ZDP212)

    Single Walled. Can be cut to length Learn More

    Regular Price: $34.43

    Special Price: $27.54

    Details
  38. Z-Flex Z-Dens 3" x 12" Polypropylene Vent Pipe - White (2ZDP312)

    Z-Flex Z-Dens 3" x 12" Polypropylene Vent Pipe - White (2ZDP312)

    Z-Flex Z-Dens 3" x 12" Polypropylene Vent Pipe - White (2ZDP312)

    Single Walled. Can be cut to length Learn More

    Regular Price: $34.43

    Special Price: $27.54

    Details
  39. Z-Flex Z-Dens 2" x 36" Polypropylene Vent Pipe - White (2ZDP236)

    Z-Flex Z-Dens 2" x 36" Polypropylene Vent Pipe - White (2ZDP236)

    Z-Flex Z-Dens 2" x 36" Polypropylene Vent Pipe - White (2ZDP236)

    Single Walled. Can be cut to length Learn More

    Regular Price: $34.43

    Special Price: $27.54

    Details

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