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

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Stainless Steel Venting

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.

37 Item(s)

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  1. Z-Flex Z-Vent 12" to 22" Concentric Increaser Stainless Steel Venting (2SVSI1222)

    Z-Flex Z-Vent 12" to 22" Concentric Increaser (2SVSI1222)

    Z-Flex Z-Vent 12" to 22" Concentric Increaser (2SVSI1222)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $655.68

    Special Price: $524.55

    Details
  2. Z-Flex Z-Vent 12" to 20" Concentric Increaser Stainless Steel Venting (2SVSI1220)

    Z-Flex Z-Vent 12" to 20" Concentric Increaser (2SVSI1220)

    Z-Flex Z-Vent 12" to 20" Concentric Increaser (2SVSI1220)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $596.08

    Special Price: $476.86

    Details
  3. Z-Flex Z-Vent 12" to 18" Concentric Increaser Stainless Steel Venting (2SVSI1218)

    Z-Flex Z-Vent 12" to 18" Concentric Increaser (2SVSI1218)

    Z-Flex Z-Vent 12" to 18" Concentric Increaser (2SVSI1218)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $536.44

    Special Price: $429.16

    Details
  4. Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVEP1203)

    Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVEP1203)

    Z-Flex Z-Vent 12" x 3' Stainless Steel Vent Pipe (2SVEP1203)

    Single Walled. Can be cut to length Learn More

    Regular Price: $507.62

    Special Price: $406.10

    Details
  5. Z-Flex Z-Vent 12" to 16" Concentric Increaser Stainless Steel Venting (2SVSI1216)

    Z-Flex Z-Vent 12" to 16" Concentric Increaser (2SVSI1216)

    Z-Flex Z-Vent 12" to 16" Concentric Increaser (2SVSI1216)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $476.68

    Special Price: $381.34

    Details
  6. Z-Flex Z-Vent 12" to 16" Eccentric Increaser Stainless Steel Venting (2SVSIE1216)

    Z-Flex Z-Vent 12" to 16" Eccentric Increaser (2SVSIE1216)

    Z-Flex Z-Vent 12" to 16" Eccentric Increaser (2SVSIE1216)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $476.65

    Special Price: $381.33

    Details
  7. Z-Flex Z-Vent 12" Rain Cap with Wind Band Stainless Steel Venting (2SVSRCX12)

    Z-Flex Z-Vent 12" Rain Cap with Wind Band (2SVSRCX12)

    Z-Flex Z-Vent 12" Rain Cap with Wind Band (2SVSRCX12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $452.79

    Special Price: $362.24

    Details
  8. Z-Flex Z-Vent 12" Boot Tee Stainless Steel Venting (2SVSTBT12)

    Z-Flex Z-Vent 12" Boot Tee (2SVSTBT12)

    Z-Flex Z-Vent 12" Boot Tee (2SVSTBT12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $431.43

    Special Price: $345.15

    Details
  9. Z-Flex Z-Vent 12" Lateral 45 WYE Stainless Steel Venting (2SVSL1245)

    Z-Flex Z-Vent 12" Lateral 45 WYE (2SVSL1245)

    Z-Flex Z-Vent 12" Lateral 45 WYE (2SVSL1245)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $431.43

    Special Price: $345.15

    Details
  10. Z-Flex Z-Vent 12" Low Resistance Rain Cap Stainless Steel Venting (2SVSRC12)

    Z-Flex Z-Vent 12" Low Resistance Rain Cap (2SVSRC12)

    Z-Flex Z-Vent 12" Low Resistance Rain Cap (2SVSRC12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $431.16

    Special Price: $344.93

    Details
  11. Z-Flex Z-Vent 12" to 14" Concentric Increaser Stainless Steel Venting (2SVSI1214)

    Z-Flex Z-Vent 12" to 14" Concentric Increaser (2SVSI1214)

    Z-Flex Z-Vent 12" to 14" Concentric Increaser (2SVSI1214)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $428.98

    Special Price: $343.19

    Details
  12. Z-Flex Z-Vent 12" Straight Tee (2SVST12)

    Z-Flex Z-Vent 12" Straight Tee (2SVST12)

    Z-Flex Z-Vent 12" Straight Tee (2SVST12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $414.92

    Special Price: $331.94

    Details
  13. Z-Flex Z-Vent 12" Base Support Stainless Steel Venting (2SVSBS12)

    Z-Flex Z-Vent 12" Base Support (2SVSBS12)

    Z-Flex Z-Vent 12" Base Support (2SVSBS12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $368.55

    Special Price: $294.85

    Details
  14. Z-Flex Z-Vent 12" x 90 Degree Elbow Stainless Steel Venting (2SVEE1290)

    Z-Flex Z-Vent 12" x 90 Degree Elbow Stainless Steel Venting (2SVEE1290)

    Z-Flex Z-Vent 12" x 90 Degree Elbow Stainless Steel Venting (2SVEE1290)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $367.01

    Special Price: $293.61

    Details
  15. Z-Flex Z-Vent 12" Wall Support Stainless Steel Venting (2SVSWS12)

    Z-Flex Z-Vent 12" Wall Support (2SVSWS12)

    Z-Flex Z-Vent 12" Wall Support (2SVSWS12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $363.46

    Special Price: $290.77

    Details
  16. Z-Flex Z-Vent 12" Exit Cone - Vertical Termination Stainless Steel Venting (2SVSXITC12)

    Z-Flex Z-Vent 12" Exit Cone - Vertical Termination (2SVSXITC12)

    Z-Flex Z-Vent 12" Exit Cone - Vertical Termination (2SVSXITC12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $354.81

    Special Price: $283.85

    Details
  17. Z-Flex Z-Vent 12" Flashing 0-30 Degrees Stainless Steel Venting (2SVSFA12)

    Z-Flex Z-Vent 12" Flashing 0-30 Degrees (2SVSFA12)

    Z-Flex Z-Vent 12" Flashing 0-30 Degrees (2SVSFA12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $344.48

    Special Price: $275.59

    Details
  18. Z-Flex Z-Vent 12" x 2' Stainless Steel Vent Pipe (2SVEP1202)

    Z-Flex Z-Vent 12" x 2' Stainless Steel Vent Pipe (2SVEP1202)

    Z-Flex Z-Vent 12" x 2' Stainless Steel Vent Pipe (2SVEP1202)

    Single Walled. Can be cut to length Learn More

    Regular Price: $338.45

    Special Price: $270.76

    Details
  19. Z-Flex Z-Vent 12" Termination Box Stainless Steel Venting (2SVSRTX12)

    Z-Flex Z-Vent 12" Termination Box (2SVSRTX12)

    Z-Flex Z-Vent 12" Termination Box (2SVSRTX12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $335.82

    Special Price: $268.65

    Details
  20. Z-Flex Z-Vent 12" Flat Flashing Stainless Steel Venting (2SVSF12)

    Z-Flex Z-Vent 12" Flat Flashing (2SVSF12)

    Z-Flex Z-Vent 12" Flat Flashing (2SVSF12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $327.15

    Special Price: $261.73

    Details
  21. Z-Flex Z-Vent 12" x 45 Degree Elbow Stainless Steel Venting (2SVEE1245)

    Z-Flex Z-Vent 12" x 45 Degree Elbow Stainless Steel Venting (2SVEE1245)

    Z-Flex Z-Vent 12" x 45 Degree Elbow Stainless Steel Venting (2SVEE1245)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $305.07

    Special Price: $244.06

    Details
  22. Z-Flex Z-Vent 12" x 15 Degree Elbow Stainless Steel Venting (2SVEE1215)

    Z-Flex Z-Vent 12" x 15 Degree Elbow Stainless Steel Venting (2SVEE1215)

    Z-Flex Z-Vent 12" x 15 Degree Elbow Stainless Steel Venting (2SVEE1215)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $305.07

    Special Price: $244.06

    Details
  23. Z-Flex Z-Vent 12" Stainless Steel Adjustable Vent Pipe (2SVSPA12)

    Z-Flex Z-Vent 12" Stainless Steel Adjustable Vent Pipe (2SVSPA12)

    Z-Flex Z-Vent 12" Stainless Steel Adjustable Vent Pipe (2SVSPA12)

    Adjusts from 11.12 Inches to 112 Inches Learn More

    Regular Price: $284.43

    Special Price: $227.54

    Details
  24. Z-Flex Z-Vent 12" x 18" Stainless Steel Vent Pipe (2SVEP1201.5)

    Z-Flex Z-Vent 12" x 18" Stainless Steel Vent Pipe (2SVEP1201.5)

    Z-Flex Z-Vent 12" x 18" Stainless Steel Vent Pipe (2SVEP1201.5)

    Single Walled. Can be cut to length Learn More

    Regular Price: $274.08

    Special Price: $219.26

    Details
  25. Z-Flex Z-Vent 12" Wall Thimble Stainless Steel Venting (2SVSWT12)

    Z-Flex Z-Vent 12" Wall Thimble (2SVSWT12)

    Z-Flex Z-Vent 12" Wall Thimble (2SVSWT12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $214.50

    Special Price: $171.59

    Details
  26. Z-Flex Z-Vent 12" Universal Adaptor (2SVSA12)

    Z-Flex Z-Vent 12" Universal Adaptor (2SVSA12)

    Z-Flex Z-Vent 12" Universal Adaptor (2SVSA12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $205.63

    Special Price: $164.51

    Details
  27. Z-Flex Z-Vent 12" Firestop with Support Stainless Steel Venting (2SVSFSS12)

    Z-Flex Z-Vent 12" Firestop with Support (2SVSFSS12)

    Z-Flex Z-Vent 12" Firestop with Support (2SVSFSS12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $204.19

    Special Price: $163.36

    Details
  28. Z-Flex Z-Vent 12" x 12" Stainless Steel Vent Pipe (2SVEP1201)

    Z-Flex Z-Vent 12" x 12" Stainless Steel Vent Pipe (2SVEP1201)

    Z-Flex Z-Vent 12" x 12" Stainless Steel Vent Pipe (2SVEP1201)

    Single Walled. Can be cut to length Learn More

    Regular Price: $187.07

    Special Price: $149.66

    Details
  29. Z-Flex Z-Vent 12" Inspection Port Length (2SVSPRT12.5)

    Z-Flex Z-Vent 12" Inspection Port Length (2SVSPRT12.5)

    Z-Flex Z-Vent 12" Inspection Port (2SVSPRT12.5)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $171.95

    Special Price: $137.55

    Details
  30. Z-Flex Z-Vent 12" Storm Collar Stainless Steel Venting (2SVSLS12)

    Z-Flex Z-Vent 12" Storm Collar (2SVSLS12)

    Z-Flex Z-Vent 12" Storm Collar (2SVSLS12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $166.84

    Special Price: $133.47

    Details
  31. Z-Flex Z-Vent 12" Tee Cap with Drain Stainless Steel Venting (2SVSTCD12)

    Z-Flex Z-Vent 12" Tee Cap with Drain (2SVSTCD12)

    Z-Flex Z-Vent 12" Tee Cap with Drain (2SVSTCD12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $154.93

    Special Price: $123.95

    Details
  32. Z-Flex Z-Vent 12" Firestop Spacer Stainless Steel Venting (2SVSFS12)

    Z-Flex Z-Vent 12" Firestop Spacer (2SVSFS12)

    Z-Flex Z-Vent 12" Firestop Spacer (2SVSFS12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $144.72

    Special Price: $115.78

    Details
  33. Z-Flex Z-Vent 12" Termination Coupling Stainless Steel Venting (2SVSTPX12)

    Z-Flex Z-Vent 12" Termination Coupling (2SVSTPX12)

    Z-Flex Z-Vent 12" Termination Coupling (2SVSTPX12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $141.92

    Special Price: $113.54

    Details
  34. Z-Flex Z-Vent 12" x 6" Stainless Steel Vent Pipe (2SVEP12.5)

    Z-Flex Z-Vent 12" x 6" Stainless Steel Vent Pipe (2SVEP12.5)

    Z-Flex Z-Vent 12" x 6" Stainless Steel Vent Pipe (2SVEP12.5)

    Single Walled. Can be cut to length Learn More

    Regular Price: $126.32

    Special Price: $101.06

    Details
  35. Z-Flex Z-Vent 12" Tee Cap Stainless Steel Venting (2SVSTC12)

    Z-Flex Z-Vent 12" Tee Cap (2SVSTC12)

    Z-Flex Z-Vent 12" Tee Cap (2SVSTC12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $119.17

    Special Price: $95.34

    Details
  36. Z-Flex Z-Vent 12" Clamp Band Stainless Steel Venting (2SVSCB12)

    Z-Flex Z-Vent 12" Clamp Band (2SVSCB12)

    Z-Flex Z-Vent 12" Clamp Band (2SVSCB12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $79.15

    Special Price: $63.32

    Details
  37. Z-Flex Z-Vent 12" Guy Band Stainless Steel Venting (2SVSGB12)

    Z-Flex Z-Vent 12" Guy Band (2SVSGB12)

    Z-Flex Z-Vent 12" Guy Band (2SVSGB12)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $46.70

    Special Price: $37.36

    Details

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