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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 5" x 20' Additional Length of Insul-Vent Pipe (2INSGAC0520)

    Z-Flex 5" x 20' Additional Length of Insul-Vent Pipe (2INSGAC0520)

    Z-Flex 5" x 20' Additional Length of Insul-Vent Pipe (2INSGAC0520)

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

    Regular Price: $561.40

    Special Price: $449.12

    Details
  2. Z-Flex Z-Vent 24" Tee Cap Stainless Steel Venting (2SVDTC24)

    Z-Flex Z-Vent 24" Tee Cap (2SVDTC24)

    Z-Flex Z-Vent 24" Tee Cap (2SVDTC24)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $559.89

    Special Price: $447.91

    Details
  3. Z-Flex Z-Vent 22" Tee Cap with Drain Stainless Steel Venting (2SVDTCD22)

    Z-Flex Z-Vent 22" Tee Cap with Drain (2SVDTCD22)

    Z-Flex Z-Vent 22" Tee Cap with Drain (2SVDTCD22)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $559.76

    Special Price: $447.81

    Details
  4. Z-Flex Z-Vent 16" Flat Flashing Stainless Steel Venting (2SVDF16)

    Z-Flex Z-Vent 16" Flat Flashing (2SVDF16)

    Z-Flex Z-Vent 16" Flat Flashing (2SVDF16)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $558.87

    Special Price: $447.10

    Details
  5. Z-Flex 5" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0545)

    Z-Flex 5" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0545)

    Z-Flex 5" x 45' Aluminum 2-Ply Chimney Liner Kit (2GACKIT0545)

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

    Regular Price: $558.20

    Special Price: $446.56

    Details
  6. Z-Flex 6" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0618)

    Z-Flex 6" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0618)

    Z-Flex 6" x 18' Gas Insul-Vent Double Wall Insulated Vent - Connector Kit (2ZIKXXX0618)

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

    Regular Price: $558.04

    Special Price: $446.43

    Details
  7. Z-Flex 4" x 12' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0412)

    Z-Flex 4" x 12' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0412)

    Z-Flex 4" x 12' Additional Length of Double Wall Oil Vent Pipe (2OILVNT0412)

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

    Regular Price: $557.27

    Special Price: $445.81

    Details
  8. Z-Flex Z-Vent 16" Wall Support Stainless Steel Venting (2SVDWS16)

    Z-Flex Z-Vent 16" Wall Support (2SVDWS16)

    Z-Flex Z-Vent 16" Wall Support (2SVDWS16)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $556.83

    Special Price: $445.46

    Details
  9. Z-Flex Z-Vent 12" Exit Cone - Vertical Termination Stainless Steel Venting (2SVDXITC12)

    Z-Flex Z-Vent 12" Exit Cone - Vertical Termination (2SVDXITC12)

    Z-Flex Z-Vent 12" Exit Cone - Vertical Termination (2SVDXITC12)

    Double Wall Stainless Steel, Category III Venting Learn More

    Regular Price: $556.09

    Special Price: $444.88

    Details
  10. Z-Flex Z-Vent 18" x 12" Stainless Steel Vent Pipe (2SVDP1801)

    Z-Flex Z-Vent 18" x 12" Stainless Steel Vent Pipe (2SVDP1801)

    Z-Flex Z-Vent 18" x 12" Stainless Steel Vent Pipe (2SVDP1801)

    Double Walled. Can be cut to length Learn More

    Regular Price: $555.39

    Special Price: $444.31

    Details

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Application
  1. Commercial,Residential (16)
Color
  1. Silver (16)
Material of Construction
  1. Aluminum (5)
  2. Stainless Steel AL29-4C (11)
Product Sub Type
  1. Flexible (5)
  2. Rigid (11)
Product Type
  1. Z-Flex 4" Chimney Liner (1)
  2. Z-Flex 5" Chimney Liner (2)
  3. Z-Flex 6" Chimney Liner (1)
  4. Z-Flex 7" Chimney Liner (1)
  5. Z-Vent 14" Single-Wall Vent (1)
  6. Z-Vent 6" Double-Wall Vent (2)
  7. Z-Vent 10" Double-Wall Vent (1)
  8. Z-Vent 12" Double-Wall Vent (1)
  9. Z-Vent 14" Double-Wall Vent (1)
  10. Z-Vent 16" Double-Wall Vent (2)
  11. Z-Vent 18" Double-Wall Vent (1)
  12. Z-Vent 22" Double-Wall Vent (1)
  13. Z-Vent 24" Double-Wall Vent (1)
Venting Style
  1. Z-Flex Chimney Liner (5)
  2. Z-Flex Z-Vent Dble-Wall SS (10)
  3. Z-Flex Z-Vent Single-Wall SS (1)
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  1. Kits (2)
  2. Straight Pipes (3)
  3. Tees (1)
  4. Tee Caps (2)
  5. Increasers (1)
  6. Reducers (1)
  7. Terminations (1)
  8. Roof Flashings (1)
  9. Supports (1)
  10. Chimney Liner Lengths (3)
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