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 Ascending Direction
  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  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 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
  27. 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
  28. 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
  29. 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
  30. 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
  31. 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
  32. 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
  33. 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
  34. 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
  35. 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
  36. 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
  37. 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
  38. 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
  39. 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
  40. 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
  41. 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
  42. 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
  43. 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
  44. 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
  45. 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
  46. 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
  47. 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
  48. 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
  49. 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

49 Item(s)

Set Ascending Direction
Shop Options
Shop By

Currently Shopping by:

  1. Remove This Item Material of Construction: Stainless Steel AL29-4C
  2. Remove This Item Price: $0.00 - $999.99
  3. Remove This Item Product Type: Z-Vent 4" Single-Wall Venting
Clear All
Application
  1. Commercial,Residential (49)
Color
  1. Silver (48)
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.