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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" x 20' Smoothcore All Fuels Chimney Liner (2ZLSCXX0320)

    Z-Flex 3" x 20' Smoothcore All Fuels Chimney Liner (2ZLSCXX0320)

    Z-Flex 3" x 20' Length of Aluminum 2-Ply Liner (2ZLSCXX0320)

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

    Regular Price: $487.21

    Special Price: $389.77

    Details
  2. Z-Flex Z-Vent 14" Inspection Port Length Stainless Steel Venting (2SVDPRT14.5)

    Z-Flex Z-Vent 14" Inspection Port Length (2SVDPRT14.5)

    Z-Flex Z-Vent 14" Inspection Port Length (2SVDPRT14.5)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $485.88

    Special Price: $388.70

    Details
  3. Z-Flex Z-Vent 7" Straight Tee (2SVDT07)

    Z-Flex Z-Vent 7" Straight Tee (2SVDT07)

    Z-Flex Z-Vent 7" Straight Tee (2SVDT07)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $484.47

    Special Price: $387.58

    Details
  4. Z-Flex Z-Vent 18" Wall Thimble Stainless Steel Venting (2SVDWT18)

    Z-Flex Z-Vent 18" Wall Thimble (2SVDWT18)

    Z-Flex Z-Vent 18" Wall Thimble (2SVDWT18)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $483.95

    Special Price: $387.16

    Details
  5. Z-Flex Z-Vent 14" Wall Thimble Stainless Steel Venting (2SVSWT14)

    Z-Flex Z-Vent 22" Wall Thimble (2SVSWT22)

    Z-Flex Z-Vent 22" Wall Thimble (2SVSWT22)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $483.93

    Special Price: $387.15

    Details
  6. Z-Flex Z-Vent 5" x 4' Stainless Steel Vent Pipe (2SVDP0504)

    Z-Flex Z-Vent 5" x 4' Stainless Steel Vent Pipe (2SVDP0504)

    Z-Flex Z-Vent 5" x 4' Stainless Steel Vent Pipe (2SVDP0504)

    Double Walled. Can be cut to length Learn More

    Regular Price: $483.35

    Special Price: $386.68

    Details
  7. Z-Flex 7" x 9' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0709)

    Z-Flex 7" x 9' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0709)

    Z-Flex 7" x 9' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0709)

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

    Regular Price: $483.16

    Special Price: $386.53

    Details
  8. Z-Flex 4" x 9' Double Wall Oil Vent Connector Kit (2OVIKIT0409)

    Z-Flex 4" x 9' Double Wall Oil Vent Connector Kit (2OVIKIT0409)

    Z-Flex 4" x 9' Double Wall Oil Vent Connector Kit (2OVIKIT0409)

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

    Regular Price: $480.85

    Special Price: $384.68

    Details
  9. Z-Flex Z-Vent 16" x 12" Stainless Steel Vent Pipe (2SVDP1601)

    Z-Flex Z-Vent 16" x 12" Stainless Steel Vent Pipe (2SVDP1601)

    Z-Flex Z-Vent 16" x 12" Stainless Steel Vent Pipe (2SVDP1601)

    Double Walled. Can be cut to length Learn More

    Regular Price: $480.68

    Special Price: $384.55

    Details
  10. Z-Flex Z-Vent 6" x 4' Stainless Steel Vent Pipe (2SVDP0604)

    Z-Flex Z-Vent 6" x 4' Stainless Steel Vent Pipe (2SVDP0604)

    Z-Flex Z-Vent 6" x 4' Stainless Steel Vent Pipe (2SVDP0604)

    Double Walled. Can be cut to length Learn More

    Regular Price: $479.62

    Special Price: $383.70

    Details

Items 11 to 20 of 151 total

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Application
  1. Commercial,Residential (149)
Material of Construction
  1. Aluminum (26)
  2. Ceramic Fiber (3)
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  5. Polypropylene (2)
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  1. Z-Dens 2" Single-Wall Venting (1)
  2. Z-Dens 4" Single-Wall Venting (1)
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  6. Z-Flex 5.5" Chimney Liner (1)
  7. Z-Flex 6" Chimney Liner (4)
  8. Z-Flex 7" Chimney Liner (6)
  9. Z-Flex 8" Chimney Liner (4)
  10. Z-Flex 10" Chimney Liner (3)
  11. Z-Vent 6" Single-Wall Venting (1)
  12. Z-Vent 7" Single-Wall Venting (2)
  13. Z-Vent 8" Single-Wall Venting (4)
  14. Z-Vent 9" Single-Wall Venting (3)
  15. Z-Vent 10" Single-Wall Vent (9)
  16. Z-Vent 12" Single-Wall Vent (9)
  17. Z-Vent 14" Single-Wall Vent (7)
  18. Z-Vent 16" Single-Wall Vent (4)
  19. Z-Vent 18" Single-Wall Vent (4)
  20. Z-Vent 20" Single-Wall Vent (5)
  21. Z-Vent 22" Single-Wall Vent (5)
  22. Z-Vent 24" Single-Wall Vent (3)
  23. Z-Vent 3" Double-Wall Vent (1)
  24. Z-Vent 4" Double-Wall Vent (2)
  25. Z-Vent 5" Double-Wall Vent (4)
  26. Z-Vent 6" Double-Wall Vent (4)
  27. Z-Vent 7" Double-Wall Vent (4)
  28. Z-Vent 8" Double-Wall Vent (4)
  29. Z-Vent 9" Double-Wall Vent (4)
  30. Z-Vent 10" Double-Wall Vent (1)
  31. Z-Vent 12" Double-Wall Vent (7)
  32. Z-Vent 14" Double-Wall Vent (6)
  33. Z-Vent 16" Double-Wall Vent (5)
  34. Z-Vent 18" Double-Wall Vent (3)
  35. Z-Vent 20" Double-Wall Vent (3)
  36. Z-Vent 22" Double-Wall Vent (2)
  37. Z-Vent 24" Double-Wall Vent (1)
  38. Z-Vent 26" Double-Wall Vent (3)
  39. Z-Vent 28" Double-Wall Vent (2)
  40. Z-Vent 30" Double-Wall Vent (1)
  41. Z-Vent 32" Double-Wall Vent (1)
Venting Style
  1. Z-Flex Chimney Liner (33)
  2. Z-Flex Z-Dens Polypropylene (2)
  3. Z-Flex Z-Vent Dble-Wall SS (58)
  4. Z-Flex Z-Vent Single-Wall SS (56)
Venting Type
  1. Kits (17)
  2. Straight Pipes (24)
  3. Elbows (5)
  4. Tees (12)
  5. Tee Caps (5)
  6. Adaptors (4)
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  8. Wall Thimbles (5)
  9. Terminations (5)
  10. Inspection Ports (3)
  11. Roof Flashings (9)
  12. Supports (18)
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  14. Chimney Liner Lengths (15)
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