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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.

30 Item(s)

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  1. Z-Flex 3" Termination Elbow Stainless Steel Venting (2SVSTEX0390)

    Z-Flex 3" Termination Elbow Stainless Steel Venting (2SVSTEX0390)

    Z-Flex Z-Vent 3" Termination Elbow Stainless Steel Venting (2SVSTEX0390)

    Includes bird screen Learn More

    Regular Price: $124.65

    Special Price: $99.72

    Details
  2. Z-Flex Z-Vent 4" Termination Box Stainless Steel Venting (2SVDRTX04)

    Z-Flex Z-Vent 4" Termination Box (2SVDRTX04)

    Z-Flex Z-Vent 4" Termination Box (2SVDRTX04)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $123.02

    Special Price: $98.42

    Details
  3. Z-Flex Z-Vent 3" Termination Box Stainless Steel Venting (2SVDRTX03)

    Z-Flex Z-Vent 3" Termination Box (2SVDRTX03)

    Z-Flex Z-Vent 3" Termination Box (2SVDRTX03)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $120.57

    Special Price: $96.46

    Details
  4. Z-Flex Z-Vent 8" Termination Coupling Stainless Steel Venting (2SVSTPX08)

    Z-Flex Z-Vent 8" Termination Coupling (2SVSTPX08)

    Z-Flex Z-Vent 8" Termination Coupling (2SVSTPX08)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $113.54

    Special Price: $90.84

    Details
  5. 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
  6. Z-Flex Z-Dens 5" Termination Tee with Screen - Stainless Steel (2ZDTT5)

    Z-Flex Z-Dens 5" Termination Tee with Screen - Stainless Steel (2ZDTT5)

    Z-Flex Z-Dens 5" Termination Tee with Screen - Stainless Steel (2ZDTT5)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $104.40

    Special Price: $83.52

    Details
  7. Z-Flex Z-Vent 3" Termination Hood Stainless Steel Venting (2SVSHTX03)

    Z-Flex Z-Vent 3" Termination Hood Stainless Steel Venting (2SVSHTX03)

    Z-Flex Z-Vent 3" Termination Hood Stainless Steel Venting (2SVSHTX03)

    Includes bird screen Learn More

    Regular Price: $103.60

    Special Price: $82.89

    Details
  8. Z-Flex Z-Vent 7" Termination Coupling Stainless Steel Venting (2SVSTPX07)

    Z-Flex Z-Vent 7" Termination Coupling (2SVSTPX07)

    Z-Flex Z-Vent 7" Termination Coupling (2SVSTPX07)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $103.05

    Special Price: $82.44

    Details
  9. 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
  10. 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
  11. Z-Flex 3" Vent Termination Tee Stainless Steel Venting (2SVSTTF03)

    Z-Flex 3" Vent Termination Tee Stainless Steel Venting (2SVSTTF03)

    Z-Flex Z-Vent 3" Vent Termination Tee Stainless Steel Venting (2SVSTTF03)

    Includes bird screen Learn More

    Regular Price: $87.81

    Special Price: $70.25

    Details
  12. Z-Flex 3" Termination Box with 10" Sleeve Stainless Steel (2SVSTB03)

    Z-Flex 3" Termination Box with 10" Sleeve Stainless Steel (2SVSTB03)

    Z-Flex Z-Vent 3" Vent Termination Box with 10" Sleeve Stainless Steel Venting (2SVSTB03)

    Includes bird screen Learn More

    Regular Price: $87.79

    Special Price: $70.24

    Details
  13. Z-Flex Z-Vent 6" Termination Coupling Stainless Steel Venting (2SVSTPX06)

    Z-Flex Z-Vent 6" Termination Coupling (2SVSTPX06)

    Z-Flex Z-Vent 6" Termination Coupling (2SVSTPX06)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $85.16

    Special Price: $68.13

    Details
  14. Z-Flex Z-Dens 3" Termination Tee with Screen - Stainless Steel (2ZDTT3)

    Z-Flex Z-Dens 3" Termination Tee with Screen - Stainless Steel (2ZDTT3)

    Z-Flex Z-Dens 3" Termination Tee with Screen - Stainless Steel (2ZDTT3)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $80.85

    Special Price: $64.68

    Details
  15. Z-Flex Z-Dens 4" Termination Tee with Screen - Stainless Steel (2ZDTT4)

    Z-Flex Z-Dens 4" Termination Tee with Screen - Stainless Steel (2ZDTT4)

    Z-Flex Z-Dens 4" Termination Tee with Screen - Stainless Steel (2ZDTT4)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $79.97

    Special Price: $63.97

    Details
  16. Z-Flex Z-Dens 2" Termination Tee with Screen - Stainless Steel (2ZDTT2)

    Z-Flex Z-Dens 2" Termination Tee with Screen - Stainless Steel (2ZDTT2)

    Z-Flex Z-Dens 2" Termination Tee with Screen - Stainless Steel (2ZDTT2)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $71.85

    Special Price: $57.49

    Details
  17. Z-Flex Z-Vent 5" Termination Coupling Stainless Steel Venting (2SVSTPX05)

    Z-Flex Z-Vent 5" Termination Coupling (2SVSTPX05)

    Z-Flex Z-Vent 5" Termination Coupling (2SVSTPX05)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $70.96

    Special Price: $56.76

    Details
  18. Z-Flex Z-Dens 6" End Screen - Stainless Steel (2ZDES8)

    Z-Flex Z-Dens 8" End Screen - Stainless Steel (2ZDES8)

    Z-Flex Z-Dens 8" End Screen - Stainless Steel (2ZDES8)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $68.84

    Special Price: $55.06

    Details
  19. 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
  20. Z-Flex Z-Dens 4" End Screen - Stainless Steel (2ZDES4)

    Z-Flex Z-Dens 4" End Screen - Stainless Steel (2ZDES4)

    Z-Flex Z-Dens 4" End Screen - Stainless Steel (2ZDES4)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $50.61

    Special Price: $40.49

    Details
  21. Z-Flex Z-Dens 2" End Screen - Stainless Steel (2ZDES2)

    Z-Flex Z-Dens 2" End Screen - Stainless Steel (2ZDES2)

    Z-Flex Z-Dens 2" End Screen - Stainless Steel (2ZDES2)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $47.17

    Special Price: $37.74

    Details
  22. Z-Flex Z-Dens 6" End Screen - Stainless Steel (2ZDES6)

    Z-Flex Z-Dens 6" End Screen - Stainless Steel (2ZDES6)

    Z-Flex Z-Dens 6" End Screen - Stainless Steel (2ZDES6)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $47.07

    Special Price: $37.66

    Details
  23. Z-Flex 4" Fresh Air Hood (2FAIGAL04)

    Z-Flex 4" Fresh Air Hood (2FAIGAL04)

    Z-Flex 4" Fresh Air Hood (2FAIGAL04)

    Protective Hood For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $46.35

    Special Price: $37.08

    Details
  24. Z-Flex 3" Fresh Air Hood (2FAIGAL03)

    Z-Flex 3" Fresh Air Hood (2FAIGAL03)

    Z-Flex 3" Fresh Air Hood (2FAIGAL03)

    Protective Hood For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $45.68

    Special Price: $36.55

    Details
  25. 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
  26. Z-Flex 3" Termination Box with 4" Sleeve Stainless Steel (2SVSRTF03)

    Z-Flex 3" Termination Box with 4" Sleeve Stainless Steel (2SVSRTF03)

    Z-Flex Z-Vent 3" Vent Termination Box with 4" Sleeve Stainless Steel Venting (2SVSRTF03)

    Includes bird screen Learn More

    Regular Price: $44.68

    Special Price: $35.74

    Details
  27. Z-Flex 2" Fresh Air Hood (2FAIGAL02)

    Z-Flex 2" Fresh Air Hood (2FAIGAL02)

    Z-Flex 2" Fresh Air Hood (2FAIGAL02)

    Protective Hood For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $44.46

    Special Price: $35.57

    Details
  28. Z-Flex 3" Termination Coupling Stainless Steel Venting (2SVSTPF03)

    Z-Flex 3" Termination Coupling Stainless Steel Venting (2SVSTPF03)

    Z-Flex Z-Vent 3" Z-Flex Z-Vent 3" Termination Coupling Stainless Steel Venting (2SVSTPF03)

    Includes bird screen Learn More

    Regular Price: $41.02

    Special Price: $32.82

    Details
  29. Z-Flex Z-Dens 5" End Screen - Stainless Steel (2ZDES5)

    Z-Flex Z-Dens 5" End Screen - Stainless Steel (2ZDES5)

    Z-Flex Z-Dens 5" End Screen - Stainless Steel (2ZDES5)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $38.58

    Special Price: $30.87

    Details
  30. Z-Flex Z-Dens 3" End Screen - Stainless Steel (2ZDES3)

    Z-Flex Z-Dens 3" End Screen - Stainless Steel (2ZDES3)

    Z-Flex Z-Dens 3" End Screen - Stainless Steel (2ZDES3)

    Single Walled. For inner pipe protection Learn More

    Regular Price: $35.63

    Special Price: $28.50

    Details

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Application
  1. Commercial,Residential (30)
Material of Construction
  1. Aluminum (3)
  2. Stainless Steel AL29-4C (17)
  3. Polypropylene (10)
Product Type
  1. Z-Dens 2" Single-Wall Venting (2)
  2. Z-Dens 3" Single-Wall Venting (2)
  3. Z-Dens 4" Single-Wall Venting (2)
  4. Z-Dens 5" Single-Wall Venting (2)
  5. Z-Dens 6" Single-Wall Venting (1)
  6. Z-Dens 8" Single-Wall Venting (1)
  7. Z-Flex 2" Chimney Liner (1)
  8. Z-Flex 3" Chimney Liner (1)
  9. Z-Flex 4" Chimney Liner (1)
  10. Z-Vent 3" Single-Wall Venting (6)
  11. Z-Vent 4" Single-Wall Venting (5)
  12. Z-Vent 5" Single-Wall Venting (1)
  13. Z-Vent 6" Single-Wall Venting (1)
  14. Z-Vent 7" Single-Wall Venting (1)
  15. Z-Vent 8" Single-Wall Venting (1)
  16. Z-Vent 3" Double-Wall Vent (1)
  17. Z-Vent 4" Double-Wall Vent (1)
Venting Style
  1. Z-Flex Chimney Liner (3)
  2. Z-Flex Z-Dens Polypropylene (10)
  3. Z-Flex Z-Vent Dble-Wall SS (2)
  4. Z-Flex Z-Vent Single-Wall SS (15)
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