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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 9" Nose Cone (2NCXXX09)

    Z-Flex 9" Nose Cone (2NCXXX09)

    Z-Flex 9" Nose Cone (2NCXXX09)

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

    Regular Price: $112.45

    Special Price: $89.96

    Details
  2. Z-Flex 3" x 12' Gas Single Vent Kit (2SVKXXX0312)

    Z-Flex 3" x 12' Gas Single Vent Kit (2SVKXXX0312)

    Z-Flex 3" x 12' Gas Single Vent Kit (2SVKXXX0312)

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

    Regular Price: $111.87

    Special Price: $89.50

    Details
  3. Z-Flex 5" Z-Max Cap (2ZMRCS05)

    Z-Flex 5" Z-Max Cap (2ZMRCS05)

    Z-Flex 5" Stainless Steel Z-Max Cap (2ZMRCS05)

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

    Regular Price: $111.46

    Special Price: $89.17

    Details
  4. Z-Flex 6" Stainless Steel Deluxe Rain Cap (2RNCAPS06)

    Z-Flex 6" Stainless Steel Deluxe Rain Cap (2RNCAPS06)

    Z-Flex 6" Stainless Steel Deluxe Rain Cap (2RNCAPS06)

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

    Regular Price: $111.30

    Special Price: $89.04

    Details
  5. Z-Flex 8" Nose Cone (2NCXXX08)

    Z-Flex 8" Nose Cone (2NCXXX08)

    Z-Flex 8" Nose Cone (2NCXXX08)

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

    Regular Price: $111.03

    Special Price: $88.83

    Details
  6. Z-Flex 5" x 25' Length of 1-Ply Aluminum Duct (1TLXXXX0525)

    Z-Flex 5" x 25' Length of 1-Ply Aluminum Duct (1TLXXXX0525)

    Z-Flex 5" x 25' Length of 1-Ply Aluminum Duct (1TLXXXX0525)

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

    Regular Price: $110.92

    Special Price: $88.73

    Details
  7. Z-Flex 7" Stainless Steel Round to Oval Adapter (2ZRROAX07)

    Z-Flex 7" Stainless Steel Round to Oval Adapter (2ZRROAX07)

    Z-Flex 7" Stainless Steel Round to Oval Adapter (2ZRROAX07)

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

    Regular Price: $110.69

    Special Price: $88.55

    Details
  8. Z-Flex 7" Stainless Steel Oval to Round Adapter (2ZRORAX07)

    Z-Flex 7" Stainless Steel Oval to Round Adapter (2ZRORAX07)

    Z-Flex 7" Stainless Steel Oval to Round Adapter (2ZRORAX07)

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

    Regular Price: $110.69

    Special Price: $88.55

    Details
  9. Z-Flex 7" Nose Cone (2NCXXX07)

    Z-Flex 7" Nose Cone (2NCXXX07)

    Z-Flex 7" Nose Cone (2NCXXX07)

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

    Regular Price: $108.68

    Special Price: $86.94

    Details
  10. Z-Flex 8" x 8" x 4" Galvanized Y (2GAYXXX884)

    Z-Flex 8" x 8" x 4" Galvanized Y (2GAYXXX884)

    Z-Flex 8" x 8" x 4" Galvanized Y (2GAYXXX884)

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

    Regular Price: $108.58

    Special Price: $86.87

    Details

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Application
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  8. Z-Flex 9" Chimney Liner (2)
  9. Z-Flex 10" Chimney Liner (1)
Venting Type
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