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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.

Items 101 to 126 of 126 total

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  1. Z-Flex 4" Single Wall Flexible Vent Appliance Connector (2ZSCPRP04)

    Z-Flex 4" Single Wall Flexible Vent Appliance Connector (2ZSCPRP04)

    Z-Flex 4" Single Wall Flexible Vent Appliance Connector (2ZSCPRP04)

    Single-Vent to Appliance Collar Connector For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $41.65

    Special Price: $33.33

    Details
  2. Z-Flex 4" Single Wall Flexible Vent Universal Connector (2SVUCXX04)

    Z-Flex 4" Single Wall Flexible Vent Universal Connector (2SVUCXX04)

    Z-Flex 4" Single Wall Flexible Vent Universal Connector (2SVUCXX04)

    Single-Vent to Single-Wall Connector For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $41.65

    Special Price: $33.33

    Details
  3. Z-Flex Z-Dens 2" Flat Flashing - 0 Degrees (2ZDFF2)

    Z-Flex Z-Dens 2" Flat Flashing - 0 Degrees (2ZDFF2)

    Z-Flex Z-Dens 2" Flat Flashing - 0 Degrees (2ZDFF2)

    Single Walled. For roof usage Learn More

    Regular Price: $41.31

    Special Price: $33.05

    Details
  4. Z-Flex Z-Dens 2" Storm Collar - Stainless Steel (2SVSLSF02)

    Z-Flex Z-Dens 2" Storm Collar - Stainless Steel (2SVSLSF02)

    Z-Flex Z-Dens 2" Storm Collar - Stainless Steel (2SVSLSF02)

    Single Walled. For storm protection Learn More

    Regular Price: $41.31

    Special Price: $33.05

    Details
  5. Z-Flex Z-Vent 9" Clamp Band Stainless Steel Venting (2SVSCB09)

    Z-Flex Z-Vent 9" Clamp Band (2SVSCB09)

    Z-Flex Z-Vent 9" Clamp Band (2SVSCB09)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $41.31

    Special Price: $33.05

    Details
  6. Z-Flex Z-Vent 8" Guy Band Stainless Steel Venting (2SVSGB08)

    Z-Flex Z-Vent 8" Guy Band (2SVSGB08)

    Z-Flex Z-Vent 8" Guy Band (2SVSGB08)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $41.31

    Special Price: $33.05

    Details
  7. Z-Flex Z-Vent 3" Condensate Drain Kit 24" (2SVEDTK24)

    Z-Flex Z-Vent 3" Condensate Drain Kit 24" (2SVEDTK24)

    Z-Flex Z-Vent 3" Condensate Drain Tube Kit 24" (2SVEDTK24) Learn More

    Regular Price: $41.31

    Special Price: $33.05

    Details
  8. Z-Flex 3" Single Wall Flexible Vent Appliance Connector (2ZSCPRP03)

    Z-Flex 3" Single Wall Flexible Vent Appliance Connector (2ZSCPRP03)

    Z-Flex 3" Single Wall Flexible Vent Appliance Connector (2ZSCPRP03)

    Single-Vent to Appliance Collar Connector For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $41.26

    Special Price: $33.01

    Details
  9. Z-Flex 3" Single Wall Flexible Vent Universal Connector (2SVUCXX03)

    Z-Flex 3" Single Wall Flexible Vent Universal Connector (2SVUCXX03)

    Z-Flex 3" Single Wall Flexible Vent Universal Connector (2SVUCXX03)

    Single-Vent to Single-Wall Connector For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $41.26

    Special Price: $33.01

    Details
  10. Z-Flex Z-Dens 4" Locking Clamp (2ZDLC4)

    Z-Flex Z-Dens 4" Locking Clamp (2ZDLC4)

    Z-Flex Z-Dens 4" Locking Clamp (2ZDLC4)

    Single Walled. For securing purposes Learn More

    Regular Price: $41.06

    Special Price: $32.84

    Details
  11. 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
  12. Z-Flex Z-Vent 3" Inspection Port Length (2SVSPRT03.5)

    Z-Flex Z-Vent 3" Inspection Port Length (2SVSPRT03.5)

    Z-Flex Z-Vent 3" Inspection Port (2SVSPRT03.5)

    Can be cut to length Learn More

    Regular Price: $40.51

    Special Price: $32.42

    Details
  13. Z-Flex Z-Vent 3" Weil-McLain CGI Starter (2SVEWMFAF03)

    Z-Flex Z-Vent 3" Weil-McLain CGI Starter (2SVEWMFAF03)

    Z-Flex Z-Vent 3" Weil-McLain CGI Starter (2SVEWMFAF03) Learn More

    Regular Price: $40.25

    Special Price: $32.20

    Details
  14. Z-Flex 9" Aluminum Chimney Liner Connector (2CNNTRG09)

    Z-Flex 9" Aluminum Chimney Liner Connector (2CNNTRG09)

    Z-Flex 9" Aluminum Liner Connector (2CNNTRG09)

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

    Regular Price: $40.12

    Special Price: $32.10

    Details
  15. Z-Flex Z-Dens 5" Locking Clamp (2ZDLC5)

    Z-Flex Z-Dens 5" Locking Clamp (2ZDLC5)

    Z-Flex Z-Dens 5" Locking Clamp (2ZDLC5)

    Single Walled. For securing purposes Learn More

    Regular Price: $39.55

    Special Price: $31.64

    Details
  16. Z-Flex Z-Dens 2" x 36" Polypropylene Vent Pipe - Black (2ZDP236UV)

    Z-Flex Z-Dens 2" x 36" Polypropylene Vent Pipe - Black (2ZDP236UV)

    Z-Flex Z-Dens 2" x 36" Polypropylene Vent Pipe - Black (2ZDP236UV)

    Single Walled. Can be cut to length Learn More

    Regular Price: $39.55

    Special Price: $31.64

    Details
  17. Z-Flex Z-Vent 8" Clamp Band Stainless Steel Venting (2SVSCB08)

    Z-Flex Z-Vent 8" Clamp Band (2SVSCB08)

    Z-Flex Z-Vent 8" Clamp Band (2SVSCB08)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $39.51

    Special Price: $31.61

    Details
  18. Z-Flex Z-Vent 3" x 6" Stainless Steel Vent Pipe (2SVEPWCF03.5)

    Z-Flex Z-Vent 3" x 6" Stainless Steel Vent Pipe (2SVEPWCF03.5)

    Z-Flex Z-Vent 3" x 6" Stainless Steel Vent Pipe (2SVEPWCF03.5)

    Can be cut to length Learn More

    Regular Price: $39.51

    Special Price: $31.61

    Details
  19. Z-Flex Z-Vent 12" Guy Band Stainless Steel Venting (2SVDGB12)

    Z-Flex Z-Vent 12" Guy Band (2SVDGB12)

    Z-Flex Z-Vent 12" Guy Band (2SVDGB12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $39.36

    Special Price: $31.50

    Details
  20. Z-Flex Z-Vent 9" Guy Band Stainless Steel Venting (2SVDGB09)

    Z-Flex Z-Vent 9" Guy Band (2SVDGB09)

    Z-Flex Z-Vent 9" Guy Band (2SVDGB09)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $38.63

    Special Price: $30.91

    Details
  21. 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
  22. Z-Flex Z-Dens 4" 87 Degree Elbow - Black (2ZDE487UV)

    Z-Flex Z-Dens 4" 87 Degree Elbow - Black (2ZDE487UV)

    Z-Flex Z-Dens 4" 87 Degree Elbow - Black (2ZDE487UV)

    Single Walled. Can be cut to length Learn More

    Regular Price: $38.46

    Special Price: $30.76

    Details
  23. Z-Flex Z-Dens 4" 45 Degree Elbow - Black (2ZDE445UV)

    Z-Flex Z-Dens 4" 45 Degree Elbow - Black (2ZDE445UV)

    Z-Flex Z-Dens 4" 45 Degree Elbow - Black (2ZDE445UV)

    Single Walled. Can be cut to length Learn More

    Regular Price: $38.46

    Special Price: $30.76

    Details
  24. Z-Flex Z-Dens 3" Locking Clamp (2ZDLC3)

    Z-Flex Z-Dens 3" Locking Clamp (2ZDLC3)

    Z-Flex Z-Dens 3" Locking Clamp (2ZDLC3)

    Single Walled. For securing purposes Learn More

    Regular Price: $38.16

    Special Price: $30.52

    Details
  25. Z-Flex High Temperature Sealant 3oz Tube (2SILRRTV1O6X)

    Z-Flex High Temperature Sealant 3oz Tube (2SILRRTV1O6X)

    Z-Flex High Temperature Sealant 3oz Tube (2SILRRTV1O6X) Learn More

    Regular Price: $37.88

    Special Price: $30.31

    Details
  26. Z-Flex Z-Vent 7" Guy Band Stainless Steel Venting (2SVSGB07)

    Z-Flex Z-Vent 7" Guy Band (2SVSGB07)

    Z-Flex Z-Vent 7" Guy Band (2SVSGB07)

    Single Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $37.72

    Special Price: $30.18

    Details

Items 101 to 126 of 126 total

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  21. Z-Vent 7" Single-Wall Venting (1)
  22. Z-Vent 8" Single-Wall Venting (2)
  23. Z-Vent 9" Single-Wall Venting (1)
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  25. Z-Vent 12" Single-Wall Vent (1)
  26. Z-Vent 14" Single-Wall Vent (1)
  27. Z-Vent 16" Single-Wall Vent (1)
  28. Z-Vent 9" Double-Wall Vent (1)
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