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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.

35 Item(s)

Set Descending Direction
  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. Z-Flex Z-Dens 2" Concentric Termination Air Cap (2ZDCTAC4)

    Z-Flex Z-Dens 2" Concentric Termination Air Cap (2ZDCTAC4)

    Z-Flex Z-Dens 2" Concentric Termination Air Cap (2ZDCTAC4)

    For termination usage Learn More

    Regular Price: $48.75

    Special Price: $39.01

    Details
  12. 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
  13. Z-Flex Z-Dens 3" Concentric Termination Air Cap (2ZDCTAC5)

    Z-Flex Z-Dens 3" Concentric Termination Air Cap (2ZDCTAC5)

    Z-Flex Z-Dens 3" Concentric Termination Air Cap (2ZDCTAC5)

    For termination usage Learn More

    Regular Price: $56.10

    Special Price: $44.88

    Details
  14. Z-Flex Z-Dens 4" Concentric Termination Air Cap (2ZDCTAC6)

    Z-Flex Z-Dens 4" Concentric Termination Air Cap (2ZDCTAC6)

    Z-Flex Z-Dens 4" Concentric Termination Air Cap (2ZDCTAC6)

    For termination usage Learn More

    Regular Price: $57.36

    Special Price: $45.89

    Details
  15. 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
  16. 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
  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 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. 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
  26. 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
  27. 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
  28. 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
  29. 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
  30. Z-Flex Z-Dens 2" Concentric Termination Horizontal (2ZDCTH24)

    Z-Flex Z-Dens 2" Concentric Termination Horizontal (2ZDCTH24)

    Z-Flex Z-Dens 2" Concentric Termination Horizontal (2ZDCTH24)

    Single Walled. Terminates horizontal piping Learn More

    Regular Price: $107.79

    Special Price: $86.24

    Details
  31. Z-Flex Z-Dens 3" Concentric Termination Horizontal (2ZDCTH35)

    Z-Flex Z-Dens 3" Concentric Termination Horizontal (2ZDCTH35)

    Z-Flex Z-Dens 3" Concentric Termination Horizontal (2ZDCTH35)

    Single Walled. Terminates horizontal piping Learn More

    Regular Price: $113.39

    Special Price: $90.71

    Details
  32. 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
  33. 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
  34. 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
  35. 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

35 Item(s)

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Application
  1. Commercial,Residential (35)
Color
  1. Silver (35)
Material of Construction
  1. Aluminum (3)
  2. Stainless Steel AL29-4C (17)
  3. Polypropylene (15)
Product Sub Type
  1. Concentric (5)
  2. Rigid (30)
Product Type
  1. Z-Dens 2" Single-Wall Venting (4)
  2. Z-Dens 3" Single-Wall Venting (4)
  3. Z-Dens 4" Single-Wall Venting (3)
  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 (15)
  3. Z-Flex Z-Vent Dble-Wall SS (2)
  4. Z-Flex Z-Vent Single-Wall SS (15)
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