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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.

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  1. Z-Flex 3" Stainless Steel Top Support (2ZTSXXX03)

    Z-Flex 3" Stainless Steel Top Support (2ZTSXXX03)

    Z-Flex 3" Stainless Steel Top Support (2ZTSXXX03)

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

    Regular Price: $55.81

    Special Price: $44.65

    Details
  2. Z-Flex 5" Stainless Steel Top Support (2ZTSXXX05)

    Z-Flex 5" Stainless Steel Top Support (2ZTSXXX05)

    Z-Flex 5" Stainless Steel Top Support (2ZTSXXX05)

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

    Regular Price: $57.97

    Special Price: $46.38

    Details
  3. Z-Flex 5.5" Stainless Steel Top Support (2ZTSXXX05-5)

    Z-Flex 5.5" Stainless Steel Top Support (2ZTSXXX05-5)

    Z-Flex 5.5" Stainless Steel Top Support (2ZTSXXX05-5)

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

    Regular Price: $59.01

    Special Price: $47.21

    Details
  4. Z-Flex 6" Stainless Steel Top Support (2ZTSXXX06)

    Z-Flex 6" Stainless Steel Top Support (2ZTSXXX06)

    Z-Flex 6" Stainless Steel Top Support (2ZTSXXX06)

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

    Regular Price: $59.13

    Special Price: $47.31

    Details
  5. Z-Flex 7" Stainless Steel Top Support (2ZTSXXX07)

    Z-Flex 7" Stainless Steel Top Support (2ZTSXXX07)

    Z-Flex 7" Stainless Steel Top Support (2ZTSXXX07)

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

    Regular Price: $65.99

    Special Price: $52.79

    Details
  6. Z-Flex 8" Stainless Steel Top Support (2ZTSXXX08)

    Z-Flex 8" Stainless Steel Top Support (2ZTSXXX08)

    Z-Flex 8" Stainless Steel Top Support (2ZTSXXX08)

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

    Regular Price: $67.88

    Special Price: $54.31

    Details
  7. Z-Flex 9" Stainless Steel Top Support (2ZTSXXX09)

    Z-Flex 9" Stainless Steel Top Support (2ZTSXXX09)

    Z-Flex 9" Stainless Steel Top Support (2ZTSXXX09)

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

    Regular Price: $77.30

    Special Price: $61.85

    Details
  8. Z-Flex 10" Stainless Steel Top Support (2ZTSXXX10)

    Z-Flex 10" Stainless Steel Top Support (2ZTSXXX10)

    Z-Flex 10" Stainless Steel Top Support (2ZTSXXX10)

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

    Regular Price: $86.72

    Special Price: $69.38

    Details
  9. Z-Flex 3" Stainless Steel Deluxe Rain Cap (2RNCAPS03)

    Z-Flex 3" Stainless Steel Deluxe Rain Cap (2RNCAPS03)

    Z-Flex 3" Stainless Steel Deluxe Rain Cap (2RNCAPS03)

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

    Regular Price: $87.72

    Special Price: $70.18

    Details
  10. Z-Flex 4" Stainless Steel Deluxe Rain Cap (2RNCAPS04)

    Z-Flex 4" Stainless Steel Deluxe Rain Cap (2RNCAPS04)

    Z-Flex 4" Stainless Steel Deluxe Rain Cap (2RNCAPS04)

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

    Regular Price: $95.63

    Special Price: $76.51

    Details

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Application
  1. Commercial,Residential (84)
Color
  1. Silver (84)
Material of Construction
  1. Galvanized Steel (17)
  2. Stainless Steel AL29-4C (67)
Price
  1. $0.00 - $999.99 (73)
  2. $1,000.00 - $1,999.99 (9)
  3. $2,000.00 and above (2)
Product Sub Type
  1. Rigid (84)
Product Type
  1. Z-Flex 3" Chimney Liner (2)
  2. Z-Flex 4" Chimney Liner (1)
  3. Z-Flex 5" Chimney Liner (2)
  4. Z-Flex 5.5" Chimney Liner (2)
  5. Z-Flex 6" Chimney Liner (2)
  6. Z-Flex 7" Chimney Liner (2)
  7. Z-Flex 8" Chimney Liner (2)
  8. Z-Flex 9" Chimney Liner (2)
  9. Z-Flex 10" Chimney Liner (2)
  10. Z-Vent 3" Single-Wall Venting (2)
  11. Z-Vent 4" Single-Wall Venting (2)
  12. Z-Vent 5" Single-Wall Venting (2)
  13. Z-Vent 6" Single-Wall Venting (2)
  14. Z-Vent 7" Single-Wall Venting (2)
  15. Z-Vent 8" Single-Wall Venting (1)
  16. Z-Vent 9" Single-Wall Venting (2)
  17. Z-Vent 10" Single-Wall Vent (2)
  18. Z-Vent 12" Single-Wall Vent (2)
  19. Z-Vent 14" Single-Wall Vent (2)
  20. Z-Vent 16" Single-Wall Vent (2)
  21. Z-Vent 18" Single-Wall Vent (2)
  22. Z-Vent 20" Single-Wall Vent (2)
  23. Z-Vent 22" Single-Wall Vent (2)
  24. Z-Vent 24" Single-Wall Vent (2)
  25. Z-Vent 3" Double-Wall Vent (2)
  26. Z-Vent 4" Double-Wall Vent (2)
  27. Z-Vent 5" Double-Wall Vent (2)
  28. Z-Vent 6" Double-Wall Vent (2)
  29. Z-Vent 7" Double-Wall Vent (2)
  30. Z-Vent 8" Double-Wall Vent (2)
  31. Z-Vent 9" Double-Wall Vent (2)
  32. Z-Vent 10" Double-Wall Vent (2)
  33. Z-Vent 12" Double-Wall Vent (2)
  34. Z-Vent 14" Double-Wall Vent (2)
  35. Z-Vent 16" Double-Wall Vent (2)
  36. Z-Vent 18" Double-Wall Vent (2)
  37. Z-Vent 20" Double-Wall Vent (2)
  38. Z-Vent 22" Double-Wall Vent (2)
  39. Z-Vent 24" Double-Wall Vent (2)
  40. Z-Vent 26" Double-Wall Vent (2)
  41. Z-Vent 28" Double-Wall Vent (2)
  42. Z-Vent 30" Double-Wall Vent (2)
  43. Z-Vent 32" Double-Wall Vent (2)
Venting Style
  1. Z-Flex Chimney Liner (17)
  2. Z-Flex Z-Vent Dble-Wall SS (38)
  3. Z-Flex Z-Vent Single-Wall SS (29)
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