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

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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.

33 Item(s)

Set Descending Direction
  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  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" 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. 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
  26. 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
  27. 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
  28. 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
  29. 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
  30. 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
  31. 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
  32. 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
  33. 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

33 Item(s)

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  2. Remove This Item Price: $60.00 and above
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  1. Stainless Steel AL29-4C (33)
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  1. Straight Pipes (5)
  2. Elbows (4)
  3. Tees (2)
  4. Condensation Drains (3)
  5. Adaptors (1)
  6. Increasers (5)
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  8. Terminations (4)
  9. Roof Flashings (3)
  10. Supports (2)
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