Huge Sale on Clearance Heaters & Greenstar Boilers!     FREE GROUND SHIPPING on all orders over $199!

 

Bosch Therm gas and propane tankless water heaters and Bosch Powerstream electric tankless water heaters.

Call Toll Free Number 1.866.289.4652 | Open 7 Days a Week

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.

45 Item(s)

Set Descending Direction
  1. 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
  2. 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
  3. 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
  4. Z-Flex Z-Dens 2" 45 Degree Elbow - White (2ZDE245)

    Z-Flex Z-Dens 2" 45 Degree Elbow - White (2ZDE245)

    Z-Flex Z-Dens 2" 45 Degree Elbow - White (2ZDE245)

    Single Walled. Can be cut to length Learn More

    Regular Price: $42.18

    Special Price: $33.74

    Details
  5. Z-Flex Z-Dens 2" 87 Degree Elbow - White (2ZDE287)

    Z-Flex Z-Dens 2" 87 Degree Elbow - White (2ZDE287)

    Z-Flex Z-Dens 2" 87 Degree Elbow - White (2ZDE287)

    Single Walled. Can be cut to length Learn More

    Regular Price: $42.18

    Special Price: $33.74

    Details
  6. Z-Flex Z-Dens 2" Eccentric Increaser - 2" to 3" - White (2ZDI23)

    Z-Flex Z-Dens 2" Eccentric Increaser - 2" to 3" - White (2ZDI23)

    Z-Flex Z-Dens 2" Eccentric Increaser - 2" to 3" - White (2ZDI23)

    Single Walled. Can be cut to length Learn More

    Regular Price: $42.87

    Special Price: $34.29

    Details
  7. 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
  8. 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
  9. Z-Flex Z-Dens 3" 45 Degree Elbow - White (2ZDE345)

    Z-Flex Z-Dens 3" 45 Degree Elbow - White (2ZDE345)

    Z-Flex Z-Dens 3" 45 Degree Elbow - White (2ZDE345)

    Single Walled. Can be cut to length Learn More

    Regular Price: $45.72

    Special Price: $36.58

    Details
  10. Z-Flex Z-Dens 3" 87 Degree Elbow - White (2ZDE387)

    Z-Flex Z-Dens 3" 87 Degree Elbow - White (2ZDE387)

    Z-Flex Z-Dens 3" 87 Degree Elbow - White (2ZDE387)

    Single Walled. Can be cut to length Learn More

    Regular Price: $45.72

    Special Price: $36.58

    Details
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. Z-Flex Z-Dens 5" 87 Degree Elbow - White (2ZDE587)

    Z-Flex Z-Dens 5" 87 Degree Elbow - White (2ZDE587)

    Z-Flex Z-Dens 5" 87 Degree Elbow - White (2ZDE587)

    Single Walled. Can be cut to length Learn More

    Regular Price: $58.80

    Special Price: $47.05

    Details
  21. Z-Flex Z-Dens 5" 45 Degree Elbow - White (2ZDE545)

    Z-Flex Z-Dens 5" 45 Degree Elbow - White (2ZDE545)

    Z-Flex Z-Dens 5" 45 Degree Elbow - White (2ZDE545)

    Single Walled. Can be cut to length Learn More

    Regular Price: $59.85

    Special Price: $47.87

    Details
  22. Z-Flex Z-Dens 3" Eccentric Increaser - 3" to 4" - White (2ZDI34)

    Z-Flex Z-Dens 3" Eccentric Increaser - 3" to 4" - White (2ZDI34)

    Z-Flex Z-Dens 3" Eccentric Increaser - 3" to 4" - White (2ZDI34)

    Single Walled. Can be cut to length Learn More

    Regular Price: $61.19

    Special Price: $48.96

    Details
  23. Z-Flex Z-Dens 3" Condensate Drain - White (2ZDCD3)

    Z-Flex Z-Dens 3" Condensate Drain - White (2ZDCD3)

    Z-Flex Z-Dens 3" Condensate Drain - White (2ZDCD3)

    Single Walled. Can be cut to length. For condensation collection prevention Learn More

    Regular Price: $62.87

    Special Price: $50.30

    Details
  24. 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
  25. Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Single Walled. Can be cut to length Learn More

    Regular Price: $89.08

    Special Price: $71.27

    Details
  26. Z-Flex Z-Dens 2" Condensate Drain - White (2ZDCD2)

    Z-Flex Z-Dens 2" Condensate Drain - White (2ZDCD2)

    Z-Flex Z-Dens 2" Condensate Drain - White (2ZDCD2)

    Single Walled. Can be cut to length. For condensation collection prevention Learn More

    Regular Price: $89.83

    Special Price: $71.86

    Details
  27. Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE687)

    Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE687)

    Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE687)

    Single Walled. Can be cut to length Learn More

    Regular Price: $100.21

    Special Price: $80.18

    Details
  28. Z-Flex Z-Dens 4" Condensate Drain - White (2ZDCD4)

    Z-Flex Z-Dens 4" Condensate Drain - White (2ZDCD4)

    Z-Flex Z-Dens 4" Condensate Drain - White (2ZDCD4)

    Single Walled. Can be cut to length. For condensation collection prevention Learn More

    Regular Price: $106.88

    Special Price: $85.50

    Details
  29. 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
  30. Z-Flex Z-Dens 5" Condensate Drain - White (2ZDCD5H)

    Z-Flex Z-Dens 5" Condensate Drain - White (2ZDCD5H)

    Z-Flex Z-Dens 5" Condensate Drain - White (2ZDCD5H)

    Single Walled. Can be cut to length. For condensation collection prevention Learn More

    Regular Price: $128.04

    Special Price: $102.44

    Details
  31. 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
  32. 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
  33. 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
  34. Z-Flex Z-Dens 5" Eccentric Increaser - 5" to 4" - White (2ZDI45)

    Z-Flex Z-Dens 5" Eccentric Increaser - 5" to 4" - White (2ZDI45)

    Z-Flex Z-Dens 5" Eccentric Increaser - 5" to 4" - White (2ZDI45)

    Single Walled. Can be cut to length Learn More

    Regular Price: $144.56

    Special Price: $115.64

    Details
  35. Z-Flex Z-Dens 6" Condensate Drain - White (2ZDCD6H)

    Z-Flex Z-Dens 6" Condensate Drain - White (2ZDCD6H)

    Z-Flex Z-Dens 6" Condensate Drain - White (2ZDCD6H)

    Single Walled. Can be cut to length. For condensation collection prevention Learn More

    Regular Price: $176.79

    Special Price: $141.43

    Details
  36. Z-Flex Z-Dens 5" Eccentric Increaser - 5" to 4" - White (2ZDI56)

    Z-Flex Z-Dens 5" Eccentric Increaser - 5" to 4" - White (2ZDI56)

    Z-Flex Z-Dens 5" Eccentric Increaser - 5" to 4" - White (2ZDI56)

    Single Walled. Can be cut to length Learn More

    Regular Price: $194.87

    Special Price: $155.89

    Details
  37. 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
  38. 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
  39. 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
  40. Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE845)

    Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE845)

    Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE845)

    Single Walled. Can be cut to length Learn More

    Regular Price: $294.39

    Special Price: $235.51

    Details
  41. 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
  42. Z-Flex Z-Dens 6" Eccentric Increaser - 6" to 8" - White (2ZDI68)

    Z-Flex Z-Dens 6" Eccentric Increaser - 6" to 8" - White (2ZDI68)

    Z-Flex Z-Dens 6" Eccentric Increaser - 6" to 8" - White (2ZDI68)

    Single Walled. Can be cut to length Learn More

    Regular Price: $325.71

    Special Price: $260.57

    Details
  43. Z-Flex Z-Dens 6" Condensate Drain - White (2ZDCD8H)

    Z-Flex Z-Dens 6" Condensate Drain - White (2ZDCD8H)

    Z-Flex Z-Dens 6" Condensate Drain - White (2ZDCD8H)

    Single Walled. Can be cut to length. For condensation collection prevention Learn More

    Regular Price: $337.88

    Special Price: $270.31

    Details
  44. Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE887)

    Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE887)

    Z-Flex Z-Dens 6" 87 Degree Elbow - White (2ZDE887)

    Single Walled. Can be cut to length Learn More

    Regular Price: $403.98

    Special Price: $323.18

    Details
  45. 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

45 Item(s)

Set Descending Direction
Shop Options
Shop By

Currently Shopping by:

  1. Remove This Item Application: Commercial,Residential
  2. Remove This Item Color: White
  3. Remove This Item Material of Construction: Polypropylene
  4. Remove This Item Product Sub Type: Rigid
Clear All
Price
  1. $0.00 - $99.99 (29)
  2. $100.00 - $199.99 (9)
  3. $200.00 - $299.99 (5)
  4. $300.00 and above (2)
Product Type
  1. Z-Dens 2" Single-Wall Venting (9)
  2. Z-Dens 3" Single-Wall Venting (10)
  3. Z-Dens 4" Single-Wall Venting (3)
  4. Z-Dens 5" Single-Wall Venting (9)
  5. Z-Dens 6" Single-Wall Venting (7)
  6. Z-Dens 8" Single-Wall Venting (7)
Venting Style
  1. Z-Flex Z-Dens Polypropylene (45)
Venting Type
  1. Straight Pipes (24)
  2. Elbows (10)
  3. Condensation Drains (6)
  4. Increasers (5)
Newsletter
  • Global Pro Tankless Supply, Inc. BBB Business Review
  • website security
  • McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams
  • Pro Water Heater Supply accepts all major credit cards and supports Google Checkout and Paypal.
  • Pro Water Heater Supply ships daily via UPS and USPS from warehouses across the US.
  • Bosch Therm gas and propane tankless water heaters and Bosch Powerstream electric tankless water heaters.Pro Water Heater Supply is an Authorized Distributer for Bisch tankless water heaters
  • Pro Water Heater Supply is UpFront
  • Pro Water Heater Supply is an Authorized Distributor for Bosch tankless water heaters and Z-Flex stainless steel vent pipe.