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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 Z-Vent 7" Tee Cap Stainless Steel Venting (2SVDTC07)

    Z-Flex Z-Vent 7" Tee Cap (2SVDTC07)

    Z-Flex Z-Vent 7" Tee Cap (2SVDTC07)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $87.53

    Special Price: $70.02

    Details
  2. 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
  3. 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
  4. 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
  5. Z-Flex Z-Vent 3" Horizontal Condensation Drain Pipe (2SVEDWCF03)

    Z-Flex Z-Vent 3" Horizontal Condensation Drain Pipe (2SVEDWCF03)

    Z-Flex Z-Vent 3" Horizontal Condensation Drain Pipe (2SVEDWCF03) Learn More

    Regular Price: $88.24

    Special Price: $70.60

    Details
  6. Z-Flex 3" Stainless Adjustable Roof Flashing 0/12-6/12 (2SVSADJF03)

    Z-Flex 3" Stainless Adjustable Roof Flashing 0/12-6/12 (2SVSADJF03)

    Z-Flex Z-Vent 3" Stainless Steel Adjustable Roof Flashing (2SVSADJF03)

    Adjusts from 0/12 - 6/12 Learn More

    Regular Price: $88.80

    Special Price: $71.05

    Details
  7. Z-Flex 7" Stainless Steel Aerocowl Round Base (2ARCORB07)

    Z-Flex 7" Stainless Steel Aerocowl Round Base (2ARCORB07)

    Z-Flex 7" Stainless Steel Aerocowl Round Base (2ARCORB07)

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

    Regular Price: $89.07

    Special Price: $71.25

    Details
  8. Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Z-Flex Z-Dens 6" 45 Degree Elbow - White (2ZDE645)

    Single Walled. Can be cut to length Learn More

    Regular Price: $89.08

    Special Price: $71.27

    Details
  9. 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
  10. Z-Flex 5" x 5" x 3" Galvanized Y (2GAYXXX553)

    Z-Flex 5" x 5" x 3" Galvanized Y (2GAYXXX553)

    Z-Flex 5" x 5" x 3" Galvanized Y (2GAYXXX553)

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

    Regular Price: $89.63

    Special Price: $71.70

    Details

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Application
  1. Commercial,Residential (58)
Color
  1. Grey (1)
  2. White (2)
  3. Silver (55)
Material of Construction
  1. Galvanized Steel (6)
  2. Stainless Steel (11)
  3. Stainless Steel AL29-4C (32)
  4. Stainless Steel 304 (2)
  5. Polypropylene (7)
Product Type
  1. Z-Dens 2" Single-Wall Venting (4)
  2. Z-Dens 3" Single-Wall Venting (1)
  3. Z-Dens 4" Single-Wall Venting (1)
  4. Z-Dens 6" Single-Wall Venting (1)
  5. Z-Flex 3" Chimney Liner (3)
  6. Z-Flex 4" Chimney Liner (2)
  7. Z-Flex 5" Chimney Liner (2)
  8. Z-Flex 6" Chimney Liner (3)
  9. Z-Flex 7" Chimney Liner (4)
  10. Z-Flex 8" Chimney Liner (3)
  11. Z-Flex 9" Chimney Liner (1)
  12. Z-Flex 10" Chimney Liner (1)
  13. Z-Vent 3" Single-Wall Venting (10)
  14. Z-Vent 4" Single-Wall Venting (8)
  15. Z-Vent 5" Single-Wall Venting (2)
  16. Z-Vent 6" Single-Wall Venting (2)
  17. Z-Vent 7" Single-Wall Venting (2)
  18. Z-Vent 8" Single-Wall Venting (1)
  19. Z-Vent 14" Single-Wall Vent (1)
  20. Z-Vent 4" Double-Wall Vent (1)
  21. Z-Vent 5" Double-Wall Vent (1)
  22. Z-Vent 7" Double-Wall Vent (2)
  23. Z-Vent 8" Double-Wall Vent (1)
  24. Z-Vent 26" Double-Wall Vent (1)
Venting Style
  1. Z-Flex Chimney Liner (19)
  2. Z-Flex Z-Dens Polypropylene (7)
  3. Z-Flex Z-Vent Dble-Wall SS (6)
  4. Z-Flex Z-Vent Single-Wall SS (26)
Venting Type
  1. Straight Pipes (4)
  2. Elbows (5)
  3. Tees (3)
  4. Tee Caps (2)
  5. Condensation Drains (2)
  6. Adaptors (3)
  7. Increasers (4)
  8. Wall Thimbles (1)
  9. Terminations (4)
  10. Inspection Ports (3)
  11. Roof Flashings (6)
  12. Supports (8)
  13. Rain Caps (2)
  14. Aerocowls (2)
  15. Chimney Liner Connectors (5)
  16. Chimney Liner Lengths (2)
  17. Decreasers (2)
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