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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.

33 Item(s)

Set Ascending Direction
  1. Z-Flex Z-Dens 6" Adaptor - Weil McLain Slim Fit (SF1000) 10" to 6" - Stainless Steel (2ZDWASF1008)

    Z-Flex Z-Dens 6" Adaptor - Weil McLain Slim Fit (SF1000) 10" to 6" - Stainless Steel (2ZDWASF1008)

    Z-Flex Z-Dens 6" Adaptor - Weil McLain Slim Fit (SF1000) 10" to 6" - Stainless Steel (2ZDWASF1008)

    Adaptor for Weil Mclain Learn More

    Regular Price: $285.12

    Special Price: $228.09

    Details
  2. Z-Flex Z-Dens 6" Adaptor with Viton Gasket - Aerco Benchmark (BMK750/1000/1500) 6" to 6" - Stainless Steel (2ZDAABM08)

    Z-Flex Z-Dens 6" Adaptor with Viton Gasket - Aerco Benchmark (BMK750/1000/1500) 6" to 6" - Stainless Steel (2ZDAABM08)

    Z-Flex Z-Dens 6" Adaptor with Viton Gasket - Aerco Benchmark (BMK750/1000/1500) 6" to 6" - Stainless Steel (2ZDAABM08)

    Adaptor for Fulton Endura Learn More

    Regular Price: $280.39

    Special Price: $224.32

    Details
  3. Z-Flex Z-Dens 6" Adaptor - Weil McLain Slim Fit (SF1000) 10" to 6" - Stainless Steel (2ZDWASF1006)

    Z-Flex Z-Dens 6" Adaptor - Weil McLain Slim Fit (SF1000) 10" to 6" - Stainless Steel (2ZDWASF1006)

    Z-Flex Z-Dens 6" Adaptor - Weil McLain Slim Fit (SF1000) 10" to 6" - Stainless Steel (2ZDWASF1006)

    Adaptor for Weil Mclain Learn More

    Regular Price: $241.94

    Special Price: $193.56

    Details
  4. Z-Flex Z-Dens 6" Adaptor with Viton Gasket - Aerco Benchmark (BMK750/1000/1500) 6" to 6" - Stainless Steel (2ZDAABM06)

    Z-Flex Z-Dens 6" Adaptor with Viton Gasket - Aerco Benchmark (BMK750/1000/1500) 6" to 6" - Stainless Steel (2ZDAABM06)

    Z-Flex Z-Dens 6" Adaptor with Viton Gasket - Aerco Benchmark (BMK750/1000/1500) 6" to 6" - Stainless Steel (2ZDAABM06)

    Adaptor for Fulton Endura Learn More

    Regular Price: $175.34

    Special Price: $140.28

    Details
  5. Z-Flex Z-Dens 4" Collinear to Concentric Adaptor (2ZDACLC4446)

    Z-Flex Z-Dens 4" Collinear to Concentric Adaptor (2ZDACLC4446)

    Z-Flex Z-Dens 4" Collinear to Concentric Adaptor (2ZDACLC4446)

    Single Walled. Can be cut to length Learn More

    Regular Price: $155.22

    Special Price: $124.18

    Details
  6. Z-Flex Z-Dens 6" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF6)

    Z-Flex Z-Dens 6" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF6)

    Z-Flex Z-Dens 6" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF6)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $117.20

    Special Price: $93.76

    Details
  7. Z-Flex Z-Dens 6" Adaptor - Z-Vent to 6" - Stainless Steel (2ZDZV8)

    Z-Flex Z-Dens 6" Adaptor - Z-Vent to 6" - Stainless Steel (2ZDZV8)

    Z-Flex Z-Dens 6" Adaptor - Z-Vent to 6" - Stainless Steel (2ZDZV8)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $101.69

    Special Price: $81.35

    Details
  8. Z-Flex Z-Dens 6" Adaptor - Laars MagnaTherm MGTH/V 1600 to 6" - Stainless Steel (2ZDLAMT08)

    Z-Flex Z-Dens 6" Adaptor - Laars MagnaTherm MGTH/V 1600 to 6" - Stainless Steel (2ZDLAMT08)

    Z-Flex Z-Dens 6" Adaptor - Laars MagnaTherm MGTH/V 1600 to 6" - Stainless Steel (2ZDLAMT08)

    Adaptor for Laars MagnaTherm Learn More

    Regular Price: $101.69

    Special Price: $81.35

    Details
  9. Z-Flex Z-Dens 2" Collinear to Concentric Adaptor (2ZDACLC2224)

    Z-Flex Z-Dens 2" Collinear to Concentric Adaptor (2ZDACLC2224)

    Z-Flex Z-Dens 2" Collinear to Concentric Adaptor (2ZDACLC2224)

    Single Walled. Can be cut to length Learn More

    Regular Price: $98.81

    Special Price: $79.05

    Details
  10. Z-Flex Z-Dens 3" Collinear to Concentric Adaptor (2ZDACLC3335)

    Z-Flex Z-Dens 3" Collinear to Concentric Adaptor (2ZDACLC3335)

    Z-Flex Z-Dens 3" Collinear to Concentric Adaptor (2ZDACLC3335)

    Single Walled. Can be cut to length Learn More

    Regular Price: $97.07

    Special Price: $77.66

    Details
  11. Z-Flex Z-Dens Adaptor - Takagi T-H3-DV/140-540 2� CPVC/PVC Coupling - Stainless Steel (2ZDTA42)

    Z-Flex Z-Dens 2" Adaptor - Takagi T-H3-DV/140-540 - Stainless Steel (2ZDTA42)

    Z-Flex Z-Dens 2" Adaptor - Takagi T-H3-DV/140-540 CPVC/PVC Coupling - Stainless Steel (2ZDTA42)

    Adaptor for Takagi Learn More

    Regular Price: $83.71

    Special Price: $66.96

    Details
  12. Z-Flex Z-Dens 6" Adaptor with High Temperature RTV Tube - Fulton Endura 6" to 6" - Stainless Steel (2ZDAEDR8)

    Z-Flex Z-Dens 6" Adaptor with High Temperature RTV Tube - Fulton Endura 6" to 6" - Stainless Steel (2ZDAEDR8)

    Z-Flex Z-Dens 6" Adaptor with High Temperature RTV Tube - Fulton Endura 6" to 6" - Stainless Steel (2ZDAEDR8)

    Adaptor for Fulton Endura Learn More

    Regular Price: $79.02

    Special Price: $63.22

    Details
  13. Z-Flex Z-Dens Adaptor - Appliance with Gasket & Clamp (Extended) 2� CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG3L)

    Z-Flex Z-Dens 3" Adaptor - Appliance with Gasket & Clamp (Extended) - Stainless Steel (2ZDCPVCG3L)

    Z-Flex Z-Dens 3" Adaptor - Appliance with Gasket & Clamp (Extended) CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG3L)

    Adaptor with gasket and clamp Learn More

    Regular Price: $68.08

    Special Price: $54.46

    Details
  14. Z-Flex Z-Dens 6" Adaptor with High Temperature RTV Tube - Fulton Endura 6" to 6" - Stainless Steel (2ZDAEDR6)

    Z-Flex Z-Dens 6" Adaptor with High Temperature RTV Tube - Fulton Endura 6" to 6" - Stainless Steel (2ZDAEDR6)

    Z-Flex Z-Dens 6" Adaptor with High Temperature RTV Tube - Fulton Endura 6" to 6" - Stainless Steel (2ZDAEDR6)

    Adaptor for Fulton Endura Learn More

    Regular Price: $67.17

    Special Price: $53.74

    Details
  15. Z-Flex Z-Dens Adapter IBC SL 4" to 4" 2� CPVC/PVC Coupling - Stainless Steel (2ZDIBC4)

    Z-Flex Z-Dens 4" Adapter IBC SL 4" to 4" - Stainless Steel (2ZDIBC4)

    Z-Flex Z-Dens 4" Adapter IBC SL 4" to 4" CPVC/PVC Coupling - Stainless Steel (2ZDIBC4)

    Adaptor for IBC SL series Learn More

    Regular Price: $53.58

    Special Price: $42.87

    Details
  16. Z-Flex Z-Dens 6" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC6)

    Z-Flex Z-Dens 6" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC6)

    Z-Flex Z-Dens 6" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC6)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $53.02

    Special Price: $42.41

    Details
  17. Z-Flex Z-Dens 6" Adaptor - Z-Vent to 6" - Stainless Steel (2ZDZV6)

    Z-Flex Z-Dens 6" Adaptor - Z-Vent to 6" - Stainless Steel (2ZDZV6)

    Z-Flex Z-Dens 6" Adaptor - Z-Vent to 6" - Stainless Steel (2ZDZV6)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $53.02

    Special Price: $42.41

    Details
  18. Z-Flex Z-Dens Adaptor - Appliance with Gasket & Clamp 2� CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG6)

    Z-Flex Z-Dens 6" Adaptor - Appliance with Gasket & Clamp - Stainless Steel (2ZDCPVCG6)

    Z-Flex Z-Dens 6" Adaptor - Appliance with Gasket & Clamp CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG6)

    Adaptor with gasket and clamp Learn More

    Regular Price: $53.02

    Special Price: $42.41

    Details
  19. Z-Flex Z-Dens 6" Adaptor - Laars MagnaTherm MGTH/V 1600 to 6" - Stainless Steel (2ZDLAMT06)

    Z-Flex Z-Dens 6" Adaptor - Laars MagnaTherm MGTH/V 1600 to 6" - Stainless Steel (2ZDLAMT06)

    Z-Flex Z-Dens 6" Adaptor - Laars MagnaTherm MGTH/V 1600 to 6" - Stainless Steel (2ZDLAMT06)

    Adaptor for Laars MagnaTherm Learn More

    Regular Price: $53.02

    Special Price: $42.41

    Details
  20. Z-Flex Z-Dens 4" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF4)

    Z-Flex Z-Dens 4" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF4)

    Z-Flex Z-Dens 4" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF4)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $48.01

    Special Price: $38.41

    Details
  21. Z-Flex Z-Dens Adaptor - Appliance with Gasket & Clamp 2� CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG4)

    Z-Flex Z-Dens 4" Adaptor - Appliance with Gasket & Clamp - Stainless Steel (2ZDCPVCG4)

    Z-Flex Z-Dens 4" Adaptor - Appliance with Gasket & Clamp CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG4)

    Adaptor with gasket and clamp Learn More

    Regular Price: $48.01

    Special Price: $38.41

    Details
  22. Z-Flex Z-Dens Adaptor - Takagi T-H3-DV/140-540 2� CPVC/PVC Coupling - Stainless Steel (2ZDTA4)

    Z-Flex Z-Dens 4" Adaptor - Takagi T-H3-DV/140-540 - Stainless Steel (2ZDTA4)

    Z-Flex Z-Dens 4" Adaptor - Takagi T-H3-DV/140-540 CPVC/PVC Coupling - Stainless Steel (2ZDTA4)

    Adaptor for Takagi Learn More

    Regular Price: $48.01

    Special Price: $38.41

    Details
  23. Z-Flex Z-Dens Adaptor - Appliance with Seal 2� CPVC/PVC Coupling - Stainless Steel (2ZDCPVCS4)

    Z-Flex Z-Dens 4" Adaptor - Appliance with Seal - Stainless Steel (2ZDCPVCS4)

    Z-Flex Z-Dens 4" Adaptor - Appliance with Seal CPVC/PVC Coupling - Stainless Steel (2ZDCPVCS4)

    Adaptor with gasket and clamp Learn More

    Regular Price: $48.01

    Special Price: $38.41

    Details
  24. Z-Flex Z-Dens 4" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC4)

    Z-Flex Z-Dens 4" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC4)

    Z-Flex Z-Dens 4" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC4)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $48.01

    Special Price: $38.41

    Details
  25. Z-Flex Z-Dens 4" Adaptor - Z-Vent to 4" - Stainless Steel (2ZDZV4)

    Z-Flex Z-Dens 4" Adaptor - Z-Vent to 4" - Stainless Steel (2ZDZV4)

    Z-Flex Z-Dens 4" Adaptor - Z-Vent to 4" - Stainless Steel (2ZDZV4)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $48.01

    Special Price: $38.41

    Details
  26. Z-Flex Z-Dens Adaptor - Takagi T-H3-DV/140-540 2� CPVC/PVC Coupling - Stainless Steel (2ZDTA43)

    Z-Flex Z-Dens 3" Adaptor - Takagi T-H3-DV/140-540 - Stainless Steel (2ZDTA43)

    Z-Flex Z-Dens 3" Adaptor - Takagi T-H3-DV/140-540 CPVC/PVC Coupling - Stainless Steel (2ZDTA43)

    Adaptor for Takagi Learn More

    Regular Price: $45.40

    Special Price: $36.33

    Details
  27. Z-Flex Z-Dens Adaptor - Appliance with Seal 2� CPVC/PVC Coupling - Stainless Steel (2ZDCPVCS3)

    Z-Flex Z-Dens 3" Adaptor - Appliance with Seal - Stainless Steel (2ZDCPVCS3)

    Z-Flex Z-Dens 3" Adaptor - Appliance with Seal CPVC/PVC Coupling - Stainless Steel (2ZDCPVCS3)

    Adaptor with gasket and clamp Learn More

    Regular Price: $45.40

    Special Price: $36.33

    Details
  28. Z-Flex Z-Dens 3" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC3)

    Z-Flex Z-Dens 3" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC3)

    Z-Flex Z-Dens 3" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC3)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $45.40

    Special Price: $36.33

    Details
  29. Z-Flex Z-Dens Adaptor - Appliance with Gasket & Clamp 2� CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG3)

    Z-Flex Z-Dens 3" Adaptor - Appliance with Gasket & Clamp - Stainless Steel (2ZDCPVCG3)

    Z-Flex Z-Dens 3" Adaptor - Appliance with Gasket & Clamp CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG3)

    Adaptor with gasket and clamp Learn More

    Regular Price: $45.40

    Special Price: $36.33

    Details
  30. Z-Flex Z-Dens 3" Adaptor - Z-Vent to 3" - Stainless Steel (2ZDZV3)

    Z-Flex Z-Dens 3" Adaptor - Z-Vent to 3" - Stainless Steel (2ZDZV3)

    Z-Flex Z-Dens 3" Adaptor - Z-Vent to 3" - Stainless Steel (2ZDZV3)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $45.40

    Special Price: $36.33

    Details
  31. Z-Flex Z-Dens 3" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF3)

    Z-Flex Z-Dens 3" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF3)

    Z-Flex Z-Dens 3" CPVC/PVC Pipe Adaptor - Stainless Steel (2ZDCPVCF3)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $45.40

    Special Price: $36.33

    Details
  32. Z-Flex Z-Dens 2" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC2)

    Z-Flex Z-Dens 2" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC2)

    Z-Flex Z-Dens 2" CPVC/PVC Coupling Adaptor - Stainless Steel (2ZDCPVC2)

    Adaptor for CPVC/PVC Learn More

    Regular Price: $41.85

    Special Price: $33.49

    Details
  33. Z-Flex Z-Dens Adaptor - Appliance with Gasket & Clamp 2� CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG2)

    Z-Flex Z-Dens 2" Adaptor - Appliance with Gasket & Clamp - Stainless Steel (2ZDCPVCG2)

    Z-Flex Z-Dens 2" Adaptor - Appliance with Gasket & Clamp CPVC/PVC Coupling - Stainless Steel (2ZDCPVCG2)

    Adaptor with gasket and clamp Learn More

    Regular Price: $41.85

    Special Price: $33.49

    Details

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