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.

37 Item(s)

Set Ascending Direction
  1. Z-Flex Z-Vent 12" to 18" Eccentric Increaser Stainless Steel Venting (2SVDIE1218)

    Z-Flex Z-Vent 12" to 18" Eccentric Increaser (2SVDIE1218)

    Z-Flex Z-Vent 12" to 18" Eccentric Increaser (2SVDIE1218)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $1,137.48

    Special Price: $909.98

    Details
  2. Z-Flex Z-Vent 12" Lateral 45 WYE Stainless Steel Venting (2SVDL1245)

    Z-Flex Z-Vent 12" Lateral 45 WYE (2SVDL1245)

    Z-Flex Z-Vent 12" Lateral 45 WYE (2SVDL1245)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $1,018.97

    Special Price: $815.18

    Details
  3. Z-Flex Z-Vent 12" Boot Tee Stainless Steel Venting (2SVDTBT12)

    Z-Flex Z-Vent 12" Boot Tee (2SVDTBT12)

    Z-Flex Z-Vent 12" Boot Tee (2SVDTBT12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $1,018.97

    Special Price: $815.18

    Details
  4. Z-Flex Z-Vent 12" Straight Tee (2SVDT12)

    Z-Flex Z-Vent 12" Straight Tee (2SVDT12)

    Z-Flex Z-Vent 12" Straight Tee (2SVDT12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $932.62

    Special Price: $746.10

    Details
  5. Z-Flex Z-Vent 12" to 18" Concentric Increaser Stainless Steel Venting (2SVDI1218)

    Z-Flex Z-Vent 12" to 18" Concentric Increaser (2SVDI1218)

    Z-Flex Z-Vent 12" to 18" Concentric Increaser (2SVDI1218)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $858.54

    Special Price: $686.84

    Details
  6. Z-Flex Z-Vent 12" to 16" Concentric Increaser Stainless Steel Venting (2SVDI1216)

    Z-Flex Z-Vent 12" to 16" Concentric Increaser (2SVDI1216)

    Z-Flex Z-Vent 12" to 16" Concentric Increaser (2SVDI1216)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $834.14

    Special Price: $667.32

    Details
  7. Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVDP1203)

    Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVDP1203)

    Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVDP1203)

    Double Walled. Can be cut to length Learn More

    Regular Price: $806.66

    Special Price: $645.32

    Details
  8. Z-Flex Z-Vent 12" x 90 Degree Elbow Stainless Steel Venting (2SVDE1290)

    Z-Flex Z-Vent 12" x 90 Degree Elbow Stainless Steel Venting (2SVDE1290)

    Z-Flex Z-Vent 12" x 90 Degree Elbow Stainless Steel Venting (2SVDE1290)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $763.08

    Special Price: $610.47

    Details
  9. Z-Flex Z-Vent 12" to 14" Eccentric Increaser Stainless Steel Venting (2SVDIE1214)

    Z-Flex Z-Vent 12" to 14" Eccentric Increaser (2SVDIE1214)

    Z-Flex Z-Vent 12" to 14" Eccentric Increaser (2SVDIE1214)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $758.30

    Special Price: $606.64

    Details
  10. Z-Flex Z-Vent 12" to 16" Eccentric Increaser Stainless Steel Venting (2SVDIE1216)

    Z-Flex Z-Vent 12" to 16" Eccentric Increaser (2SVDIE1216)

    Z-Flex Z-Vent 12" to 16" Eccentric Increaser (2SVDIE1216)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $758.30

    Special Price: $606.64

    Details
  11. Z-Flex Z-Vent 12" to 8" Reducer Stainless Steel Venting (2SVDR1208)

    Z-Flex Z-Vent 12" to 8" Reducer (2SVDR1208)

    Z-Flex Z-Vent 12" to 8" Reducer (2SVDR1208)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $695.13

    Special Price: $556.11

    Details
  12. Z-Flex Z-Vent 12" to 14" Concentric Increaser Stainless Steel Venting (2SVDI1214)

    Z-Flex Z-Vent 12" to 14" Concentric Increaser (2SVDI1214)

    Z-Flex Z-Vent 12" to 14" Concentric Increaser (2SVDI1214)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $625.62

    Special Price: $500.49

    Details
  13. Z-Flex Z-Vent 12" Stainless Steel Adjustable Vent Pipe (2SVDPA12)

    Z-Flex Z-Vent 12" Stainless Steel Adjustable Vent Pipe (2SVDPA12)

    Z-Flex Z-Vent 12" Stainless Steel Adjustable Vent Pipe (2SVDPA12)

    Adjusts from 11.12 Inches to 112 Inches Learn More

    Regular Price: $593.49

    Special Price: $474.79

    Details
  14. Z-Flex Z-Vent 12" x 2' Stainless Steel Vent Pipe (2SVDP1202)

    Z-Flex Z-Vent 12" x 2' Stainless Steel Vent Pipe (2SVDP1202)

    Z-Flex Z-Vent 12" x 2' Stainless Steel Vent Pipe (2SVDP1202)

    Double Walled. Can be cut to length Learn More

    Regular Price: $593.49

    Special Price: $474.79

    Details
  15. Z-Flex Z-Vent 12" x 45 Degree Elbow Stainless Steel Venting (2SVDE1245)

    Z-Flex Z-Vent 12" x 45 Degree Elbow Stainless Steel Venting (2SVDE1245)

    Z-Flex Z-Vent 12" x 45 Degree Elbow Stainless Steel Venting (2SVDE1245)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $581.36

    Special Price: $465.09

    Details
  16. Z-Flex Z-Vent 12" x 15 Degree Elbow Stainless Steel Venting (2SVDE1215)

    Z-Flex Z-Vent 12" x 15 Degree Elbow Stainless Steel Venting (2SVDE1215)

    Z-Flex Z-Vent 12" x 15 Degree Elbow Stainless Steel Venting (2SVDE1215)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $581.36

    Special Price: $465.09

    Details
  17. Z-Flex Z-Vent 12" x 30 Degree Elbow Stainless Steel Venting (2SVDE1230)

    Z-Flex Z-Vent 12" x 30 Degree Elbow Stainless Steel Venting (2SVDE1230)

    Z-Flex Z-Vent 12" x 30 Degree Elbow Stainless Steel Venting (2SVDE1230)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $581.36

    Special Price: $465.09

    Details
  18. Z-Flex Z-Vent 12" Exit Cone - Vertical Termination Stainless Steel Venting (2SVDXITC12)

    Z-Flex Z-Vent 12" Exit Cone - Vertical Termination (2SVDXITC12)

    Z-Flex Z-Vent 12" Exit Cone - Vertical Termination (2SVDXITC12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $556.09

    Special Price: $444.88

    Details
  19. Z-Flex Z-Vent 12" x 18" Stainless Steel Vent Pipe (2SVDP1201.5)

    Z-Flex Z-Vent 12" x 18" Stainless Steel Vent Pipe (2SVDP1201.5)

    Z-Flex Z-Vent 12" x 18" Stainless Steel Vent Pipe (2SVDP1201.5)

    Double Walled. Can be cut to length Learn More

    Regular Price: $511.14

    Special Price: $408.92

    Details
  20. Z-Flex Z-Vent 12" Flashing 0-30 Degrees Stainless Steel Venting (2SVDFA12)

    Z-Flex Z-Vent 12" Flashing 0-30 Degrees (2SVDFA12)

    Z-Flex Z-Vent 12" Flashing 0-30 Degrees (2SVDFA12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $461.30

    Special Price: $369.05

    Details
  21. Z-Flex Z-Vent 12" Rain Cap with Wind Band Stainless Steel Venting (2SVDRCX12)

    Z-Flex Z-Vent 12" Rain Cap with Wind Band (2SVDRCX12)

    Z-Flex Z-Vent 12" Rain Cap with Wind Band (2SVDRCX12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $440.25

    Special Price: $352.20

    Details
  22. Z-Flex Z-Vent 12" Flat Flashing Stainless Steel Venting (2SVDF12)

    Z-Flex Z-Vent 12" Flat Flashing (2SVDF12)

    Z-Flex Z-Vent 12" Flat Flashing (2SVDF12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $440.25

    Special Price: $352.20

    Details
  23. Z-Flex Z-Vent 12" Low Resistance Rain Cap Stainless Steel Venting (2SVDRC12)

    Z-Flex Z-Vent 12" Low Resistance Rain Cap (2SVDRC12)

    Z-Flex Z-Vent 12" Low Resistance Rain Cap (2SVDRC12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $419.18

    Special Price: $335.34

    Details
  24. Z-Flex Z-Vent 12" Inspection Port Length Stainless Steel Venting (2SVDPRT12.5)

    Z-Flex Z-Vent 12" Inspection Port Length (2SVDPRT12.5)

    Z-Flex Z-Vent 12" Inspection Port Length (2SVDPRT12.5)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $403.33

    Special Price: $322.67

    Details
  25. Z-Flex Z-Vent 12" Wall Support Stainless Steel Venting (2SVDWS12)

    Z-Flex Z-Vent 12" Wall Support (2SVDWS12)

    Z-Flex Z-Vent 12" Wall Support (2SVDWS12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $392.66

    Special Price: $314.12

    Details
  26. Z-Flex Z-Vent 12" Single Wall to Double Wall Adaptor (2SVDSA12)

    Z-Flex Z-Vent 12" Single Wall to Double Wall Adaptor (2SVDSA12)

    Z-Flex Z-Vent 12" Single Wall to Double Wall Adaptor (2SVDSA12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $375.71

    Special Price: $300.56

    Details
  27. Z-Flex Z-Vent 12" x 12" Stainless Steel Vent Pipe (2SVDP1201)

    Z-Flex Z-Vent 12" x 12" Stainless Steel Vent Pipe (2SVDP1201)

    Z-Flex Z-Vent 12" x 12" Stainless Steel Vent Pipe (2SVDP1201)

    Double Walled. Can be cut to length Learn More

    Regular Price: $341.55

    Special Price: $273.24

    Details
  28. Z-Flex Z-Vent 12" Base Support Stainless Steel Venting (2SVDBS12)

    Z-Flex Z-Vent 12" Base Support (2SVDBS12)

    Z-Flex Z-Vent 12" Base Support (2SVDBS12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $330.03

    Special Price: $264.03

    Details
  29. Z-Flex Z-Vent 12" Termination Box Stainless Steel Venting (2SVDRTX12)

    Z-Flex Z-Vent 12" Termination Box (2SVDRTX12)

    Z-Flex Z-Vent 12" Termination Box (2SVDRTX12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $326.50

    Special Price: $261.20

    Details
  30. Z-Flex Z-Vent 12" Wall Thimble Stainless Steel Venting (2SVDWT12)

    Z-Flex Z-Vent 12" Wall Thimble (2SVDWT12)

    Z-Flex Z-Vent 12" Wall Thimble (2SVDWT12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $288.60

    Special Price: $230.89

    Details
  31. 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
  32. 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
  33. Z-Flex Z-Vent 12" x 6" Stainless Steel Vent Pipe (2SVDP12.5)

    Z-Flex Z-Vent 12" x 6" Stainless Steel Vent Pipe (2SVDP12.5)

    Z-Flex Z-Vent 12" x 6" Stainless Steel Vent Pipe (2SVDP12.5)

    Double Walled. Can be cut to length Learn More

    Regular Price: $209.10

    Special Price: $167.28

    Details
  34. Z-Flex Z-Vent 12" Tee Cap with Drain Stainless Steel Venting (2SVDTCD12)

    Z-Flex Z-Vent 12" Tee Cap with Drain (2SVDTCD12)

    Z-Flex Z-Vent 12" Tee Cap with Drain (2SVDTCD12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $203.32

    Special Price: $162.66

    Details
  35. 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
  36. Z-Flex Z-Vent 12" Tee Cap Stainless Steel Venting (2SVDTC12)

    Z-Flex Z-Vent 12" Tee Cap (2SVDTC12)

    Z-Flex Z-Vent 12" Tee Cap (2SVDTC12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $156.42

    Special Price: $125.13

    Details
  37. Z-Flex Z-Vent 12" Guy Band Stainless Steel Venting (2SVDGB12)

    Z-Flex Z-Vent 12" Guy Band (2SVDGB12)

    Z-Flex Z-Vent 12" Guy Band (2SVDGB12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $39.36

    Special Price: $31.50

    Details

37 Item(s)

Set Ascending Direction
Shop Options
Shop By

Currently Shopping by:

  1. Remove This Item Price: $0.00 - $999.99
  2. Remove This Item Product Type: Z-Vent 12" Double-Wall Vent
Clear All
Application
  1. Commercial,Residential (37)
Color
  1. Silver (37)
Material of Construction
  1. Stainless Steel AL29-4C (37)
Product Sub Type
  1. Rigid (37)
Venting Style
  1. Z-Flex Z-Vent Dble-Wall SS (37)
Venting Type
  1. Straight Pipes (6)
  2. Elbows (4)
  3. Tees (3)
  4. Tee Caps (2)
  5. Adaptors (1)
  6. Increasers (6)
  7. Reducers (1)
  8. Wall Thimbles (1)
  9. Terminations (2)
  10. Inspection Ports (1)
  11. Roof Flashings (2)
  12. Supports (6)
  13. 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.