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.

49 Item(s)

Set Descending Direction
  1. Z-Flex Z-Vent 4" x 6" Stainless Steel Vent Pipe (2SVEPWCF04.5)

    Z-Flex Z-Vent 4" x 6" Stainless Steel Vent Pipe (2SVEPWCF04.5)

    Z-Flex Z-Vent 4" x 6" Stainless Steel Vent Pipe (2SVEPWCF04.5)

    Can be cut to length Learn More

    Regular Price: $43.10

    Special Price: $34.49

    Details
  2. Z-Flex 4" Termination Coupling Stainless Steel Venting (2SVSTPF04)

    Z-Flex 4" Termination Coupling Stainless Steel Venting (2SVSTPF04)

    Z-Flex Z-Vent 4" Z-Flex Z-Vent 4" Termination Coupling Stainless Steel Venting (2SVSTPF04)

    Includes bird screen Learn More

    Regular Price: $44.71

    Special Price: $35.77

    Details
  3. Z-Flex Z-Vent 4" Top Support / Storm Collar (2SVSLSF04)

    Z-Flex Z-Vent 4" Top Support / Storm Collar (2SVSLSF04)

    Z-Flex Z-Vent 4" Top Support / Storm Collar (2SVSLSF04) Learn More

    Regular Price: $45.36

    Special Price: $36.28

    Details
  4. Z-Flex Z-Vent 4" x 12" Stainless Steel Vent Pipe (2SVEPWCF0401)

    Z-Flex Z-Vent 4" x 12" Stainless Steel Vent Pipe (2SVEPWCF0401)

    Z-Flex Z-Vent 4" x 12" Stainless Steel Vent Pipe (2SVEPWCF0401)

    Can be cut to length Learn More

    Regular Price: $47.56

    Special Price: $38.05

    Details
  5. Z-Flex Z-Vent 4" Inspection Port Length Stainless Steel Venting (2SVSPRT04.5)

    Z-Flex Z-Vent 4" Inspection Port Length (2SVSPRT04.5)

    Z-Flex Z-Vent 4" Inspection Port (2SVSPRT04.5)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $49.43

    Special Price: $39.55

    Details
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. Z-Flex Z-Vent 4" Tee Cap with Drain Stainless Steel Venting (2SVSTCD04)

    Z-Flex Z-Vent 4" Tee Cap with Drain (2SVSTCD04)

    Z-Flex Z-Vent 4" Tee Cap with Drain (2SVSTCD04)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $62.28

    Special Price: $49.83

    Details
  12. Z-Flex Z-Vent 4" to 3" Reducer Stainless Steel Venting (2SVSR0403)

    Z-Flex Z-Vent 4" to 3" Reducer Stainless Steel Venting (2SVSR0403)

    Z-Flex Z-Vent 4" to 3" Reducer Stainless Steel Venting (2SVSR0403) Learn More

    Regular Price: $67.01

    Special Price: $53.60

    Details
  13. Z-Flex 4" Termination Box with 4" Sleeve Stainless Steel (2SVSRTF04)

    Z-Flex 4" Termination Box with 4" Sleeve Stainless Steel (2SVSRTF04)

    Z-Flex Z-Vent 4" Vent Termination Box with 4" Sleeve Stainless Steel Venting (2SVSRTF04)

    Includes bird screen Learn More

    Regular Price: $68.20

    Special Price: $54.56

    Details
  14. Z-Flex Z-Vent 4" Firestop Spacer Stainless Steel Venting (2SVSFSF04)

    Z-Flex Z-Vent 4" Firestop Spacer (2SVSFSF04)

    Z-Flex Z-Vent 4" Firestop Spacer (2SVSFSF04)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $70.56

    Special Price: $56.45

    Details
  15. Z-Flex Z-Vent 4" x 18" Stainless Steel Vent Pipe (2SVEPWCF0401.5)

    Z-Flex Z-Vent 4" x 18" Stainless Steel Vent Pipe (2SVEPWCF0401.5)

    Z-Flex Z-Vent 4" x 18" Stainless Steel Vent Pipe (2SVEPWCF0401.5)

    Can be cut to length Learn More

    Regular Price: $70.92

    Special Price: $56.74

    Details
  16. Z-Flex Z-Vent 4" Stainless Steel Adjustable Vent Pipe (2SVSPA04)

    Z-Flex Z-Vent 4" Stainless Steel Adjustable Vent Pipe (2SVSPA04)

    Z-Flex Z-Vent 4" Stainless Steel Adjustable Vent Pipe (2SVSPA04)

    Adjusts from 11.5 Inches to 15 Inches Learn More

    Regular Price: $75.38

    Special Price: $60.31

    Details
  17. Z-Flex Z-Vent 4" Wall Thimble Stainless Steel Venting (2SVSWTF04)

    Z-Flex Z-Vent 4" Wall Thimble Stainless Steel Venting (2SVSWTF04)

    Z-Flex Z-Vent 4" Wall Thimble Stainless Steel Venting (2SVSWTF04) Learn More

    Regular Price: $76.00

    Special Price: $60.81

    Details
  18. Z-Flex Z-Vent 4" to 5" Increaser Stainless Steel Venting (2SVSIE0405)

    Z-Flex Z-Vent 4" to 5" Increaser Stainless Steel Venting (2SVSIE0405)

    Z-Flex Z-Vent 4" to 5" Eccentric Increaser (2SVSIE0405)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $79.73

    Special Price: $63.78

    Details
  19. Z-Flex Z-Vent 4" to 5" Increaser Stainless Steel Venting (2SVSI0405)

    Z-Flex Z-Vent 4" to 5" Increaser Stainless Steel Venting (2SVSI0405)

    Z-Flex Z-Vent 4" to 5" Concentric Increaser (2SVSI0405)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $79.74

    Special Price: $63.80

    Details
  20. Z-Flex Z-Vent 4" Adjustable Length Pipe (2SVSALS4)

    Z-Flex Z-Vent 4" Adjustable Length Pipe (2SVSALS4)

    Z-Flex Z-Vent 4" Adjustable Length Pipe (2SVSALS4)

    adjusts from 4" to 12" Learn More

    Regular Price: $82.03

    Special Price: $65.62

    Details
  21. Z-Flex Z-Vent 4" Wall Thimble WIDE Stainless Steel Vent (2SVSWTEF04)

    Z-Flex Z-Vent 4" Wall Thimble WIDE Stainless Steel Vent (2SVSWTEF04)

    Z-Flex Z-Vent 4" Wall Thimble WIDE Stainless Steel Venting (2SVSWTEF04) Learn More

    Regular Price: $84.53

    Special Price: $67.62

    Details
  22. Z-Flex 4" Flat Roof Flashing Stainless Steel Venting (2SVSSCSF04)

    Z-Flex 4" Flat Roof Flashing Stainless Steel Venting (2SVSSCSF04)

    Z-Flex Z-Vent 4" Flat Roof Flashing Stainless Steel Venting (2SVSSCSF04) Learn More

    Regular Price: $85.58

    Special Price: $68.47

    Details
  23. Z-Flex Z-Vent 4" x 2' Stainless Steel Vent Pipe (2SVEPWCF0402)

    Z-Flex Z-Vent 4" x 2' Stainless Steel Vent Pipe (2SVEPWCF0402)

    Z-Flex Z-Vent 4" x 2' Stainless Steel Vent Pipe (2SVEPWCF0402)

    Can be cut to length Learn More

    Regular Price: $87.14

    Special Price: $69.70

    Details
  24. 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
  25. Z-Flex 4" Termination Box with 10" Sleeve Stainless Steel (2SVSTB04)

    Z-Flex 4" Termination Box with 10" Sleeve Stainless Steel (2SVSTB04)

    Z-Flex Z-Vent 4" Vent Termination Box with 10" Sleeve Stainless Steel Venting (2SVSTB04)

    Includes bird screen Learn More

    Regular Price: $89.80

    Special Price: $71.85

    Details
  26. Z-Flex Z-Vent 4" Adjustable Roof Flashing 0/12-6/12 (2SVSADJF04)

    Z-Flex Z-Vent 4" Adjustable Roof Flashing 0/12-6/12 (2SVSADJF04)

    Z-Flex Z-Vent 4" Adjustable Roof Flashing 0/12-6/12 (2SVSADJF04)

    Adjusts from 0/12 - 6/12 Learn More

    Regular Price: $91.23

    Special Price: $72.98

    Details
  27. Z-Flex Z-Vent 4" Steep Roof Flashing 7/12-12/12 (2SVSADJSF04)

    Z-Flex Z-Vent 4" Steep Roof Flashing 7/12-12/12 (2SVSADJSF04)

    Z-Flex Z-Vent 4" Steep Roof Flashing 7/12-12/12 (2SVSADJSF04)

    Adjusts from 7/12 - 12/12 Learn More

    Regular Price: $94.50

    Special Price: $75.60

    Details
  28. Z-Flex 4" Fire Stop Support Stainless Steel Venting (2SVSFSSF04)

    Z-Flex 4" Fire Stop Support Stainless Steel Venting (2SVSFSSF04)

    Z-Flex Z-Vent 4" Fire Stop Support Stainless Steel Venting (2SVSFSSF04) Learn More

    Regular Price: $95.25

    Special Price: $76.20

    Details
  29. Z-Flex Z-Vent 4" to 6" Increaser Stainless Steel Venting (2SVSI0406)

    Z-Flex Z-Vent 4" to 6" Increaser Stainless Steel Venting (2SVSI0406)

    Z-Flex Z-Vent 4" to 6" Concentric Increaser (2SVSI0406)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $95.68

    Special Price: $76.54

    Details
  30. Z-Flex Z-Vent 4" to 6" Increaser Stainless Steel Venting (2SVSIE0406)

    Z-Flex Z-Vent 4" to 6" Increaser Stainless Steel Venting (2SVSIE0406)

    Z-Flex Z-Vent 4" to 6" Eccentric Increaser (2SVSIE0406)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $95.68

    Special Price: $76.54

    Details
  31. Z-Flex 4" Vent Termination Tee Stainless Steel Venting (2SVSTTF04)

    Z-Flex 4" Vent Termination Tee Stainless Steel Venting (2SVSTTF04)

    Z-Flex Z-Vent 4" Vent Termination Tee Stainless Steel Venting (2SVSTTF04)

    Includes bird screen Learn More

    Regular Price: $96.92

    Special Price: $77.54

    Details
  32. Z-Flex Z-Vent 4" Wall Support Stainless Steel Venting (2SVSWS04)

    Z-Flex Z-Vent 4" Wall Support Stainless Steel Venting (2SVSWS04)

    Z-Flex Z-Vent 4" Wall Support Stainless Steel Venting (2SVSWS04) Learn More

    Regular Price: $100.50

    Special Price: $80.40

    Details
  33. Z-Flex 4" Extreme Weather Rain Cap Stainless Steel Venting (2SVSHRC04)

    Z-Flex 4" Extreme Weather Rain Cap Stainless Steel Venting (2SVSHRC04)

    Z-Flex Z-Vent 4" Extreme Weather Rain Cap Stainless Steel Venting (2SVSHRC04) Learn More

    Regular Price: $104.57

    Special Price: $83.65

    Details
  34. Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Vent (2SVEEWCF0415)

    Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Vent (2SVEEWCF0415)

    Z-Flex Z-Vent 4" x 15 Degree Elbow Stainless Steel Venting (2SVEEWCF0415) Learn More

    Regular Price: $104.62

    Special Price: $83.70

    Details
  35. Z-Flex 4" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0445)

    Z-Flex 4" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0445)

    Z-Flex Z-Vent 4" x 45 Degree Elbow Stainless Steel Venting (2SVEEWCF0445) Learn More

    Regular Price: $104.62

    Special Price: $83.70

    Details
  36. Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Vent (2SVEEWCF0430)

    Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Vent (2SVEEWCF0430)

    Z-Flex Z-Vent 4" x 30 Degree Elbow Stainless Steel Venting (2SVEEWCF0430) Learn More

    Regular Price: $104.62

    Special Price: $83.70

    Details
  37. Z-Flex Z-Vent 4" Termination Hood Stainless Steel Venting (2SVSHTX04)

    Z-Flex Z-Vent 4" Termination Hood Stainless Steel Venting (2SVSHTX04)

    Z-Flex Z-Vent 4" Termination Hood Stainless Steel Venting (2SVSHTX04)

    Includes bird screen Learn More

    Regular Price: $106.59

    Special Price: $85.27

    Details
  38. Z-Flex Z-Vent 4" x 3' Stainless Steel Vent Pipe (2SVEPWCF0403)

    Z-Flex Z-Vent 4" x 3' Stainless Steel Vent Pipe (2SVEPWCF0403)

    Z-Flex Z-Vent 4" x 3' Stainless Steel Vent Pipe (2SVEPWCF0403)

    Can be cut to length Learn More

    Regular Price: $112.79

    Special Price: $90.23

    Details
  39. Z-Flex Z-Vent 4" Straight Tee (2SVST04)

    Z-Flex Z-Vent 4" Straight Tee (2SVST04)

    Z-Flex Z-Vent 4" Straight Tee (2SVST04)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $119.60

    Special Price: $95.68

    Details
  40. Z-Flex Z-Vent 4" Horizontal Condensation Drain Pipe (2SVEDWCF04)

    Z-Flex Z-Vent 4" Horizontal Condensation Drain Pipe (2SVEDWCF04)

    Z-Flex Z-Vent 4" Horizontal Condensation Drain Pipe (2SVEDWCF04) Learn More

    Regular Price: $124.26

    Special Price: $99.41

    Details
  41. Z-Flex Z-Vent 4" Vertical Condensation Drain Tee (2SVEVWCF04)

    Z-Flex Z-Vent 4" Vertical Condensation Drain Tee (2SVEVWCF04)

    Z-Flex Z-Vent 4" Vertical Condensation Drain Tee (2SVEVWCF04) Learn More

    Regular Price: $126.59

    Special Price: $101.27

    Details
  42. Z-Flex Z-Vent 4" Rain Cap Stainless Steel Venting (2SVSRCF04)

    Z-Flex Z-Vent 4" Rain Cap Stainless Steel Venting (2SVSRCF04)

    Z-Flex Z-Vent 4" Rain Cap Stainless Steel Venting (2SVSRCF04) Learn More

    Regular Price: $132.12

    Special Price: $105.70

    Details
  43. Z-Flex Z-Vent 4" Vertical Condensation Drainpipe (2SVEVDP04)

    Z-Flex Z-Vent 4" Vertical Condensation Drainpipe (2SVEVDP04)

    Z-Flex Z-Vent 4" Vertical Condensation Drainpipe (2SVEVDP04) Learn More

    Regular Price: $139.25

    Special Price: $111.41

    Details
  44. Z-Flex 4" Termination Hood with Damper Stainless Steel (2SVSHTD04)

    Z-Flex 4" Termination Hood with Damper Stainless Steel (2SVSHTD04)

    Z-Flex Z-Vent 4" Termination Hood with Damper Stainless Steel Venting (2SVSHTD04)

    Includes bird screen Learn More

    Regular Price: $143.78

    Special Price: $115.03

    Details
  45. Z-Flex Z-Vent 4" to 8" Increaser Stainless Steel Venting (2SVSI0408)

    Z-Flex Z-Vent 4" to 8" Increaser Stainless Steel Venting (2SVSI0408)

    Z-Flex Z-Vent 4" to 8" Concentric Increaser (2SVSI0408)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $157.39

    Special Price: $125.91

    Details
  46. Z-Flex 4" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0490)

    Z-Flex 4" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0490)

    Z-Flex Z-Vent 4" x 90 Degree Elbow Stainless Steel Venting (2SVEEWCF0490) Learn More

    Regular Price: $161.63

    Special Price: $129.31

    Details
  47. Z-Flex Z-Vent 4" x 4' Stainless Steel Vent Pipe (2SVEPWCF0404)

    Z-Flex Z-Vent 4" x 4' Stainless Steel Vent Pipe (2SVEPWCF0404)

    Z-Flex Z-Vent 4" x 4' Stainless Steel Vent Pipe (2SVEPWCF0404)

    Can be cut to length Learn More

    Regular Price: $165.47

    Special Price: $132.38

    Details
  48. Z-Flex 4" Boot Tee Stainless Steel Venting (2SVSTBT04)

    Z-Flex 4" Boot Tee Stainless Steel Venting (2SVSTBT04)

    Z-Flex Z-Vent 4" Boot Tee Stainless Steel Venting (2SVSTBT04)

    Includes bird screen Learn More

    Regular Price: $193.64

    Special Price: $154.91

    Details
  49. Z-Flex Z-Vent 4" x 5' Stainless Steel Vent Pipe (2SVEPWCF0405)

    Z-Flex Z-Vent 4" x 5' Stainless Steel Vent Pipe (2SVEPWCF0405)

    Z-Flex Z-Vent 4" x 5' Stainless Steel Vent Pipe (2SVEPWCF0405)

    Can be cut to length Learn More

    Regular Price: $206.97

    Special Price: $165.58

    Details

49 Item(s)

Set Descending Direction
Shop Options
Shop By

Currently Shopping by:

  1. Remove This Item Application: Commercial,Residential
  2. Remove This Item Product Type: Z-Vent 4" Single-Wall Venting
Clear All
Color
  1. Silver (48)
Material of Construction
  1. Stainless Steel AL29-4C (49)
Price
  1. $0.00 - $99.99 (40)
  2. $100.00 and above (9)
Product Sub Type
  1. Rigid (48)
Venting Style
  1. Z-Flex Z-Vent Single-Wall SS (48)
Venting Type
  1. Straight Pipes (9)
  2. Elbows (4)
  3. Tees (2)
  4. Tee Caps (1)
  5. Condensation Drains (3)
  6. Adaptors (6)
  7. Increasers (5)
  8. Reducers (1)
  9. Wall Thimbles (2)
  10. Terminations (6)
  11. Inspection Ports (1)
  12. Roof Flashings (3)
  13. Supports (4)
  14. Rain Caps (2)
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.