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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 Z-Dens 5" Test Port - White (2ZDTP5)

    Z-Flex Z-Dens 5" Test Port - White (2ZDTP5)

    Z-Flex Z-Dens 5" Test Port - White (2ZDTP5)

    Single Walled. For gas analysis. Learn More

    Regular Price: $116.91

    Special Price: $93.53

    Details
  2. Z-Flex Z-Dens 4" x 72" Polypropylene Vent Pipe - Grey (2ZDP472)

    Z-Flex Z-Dens 4" x 72" Polypropylene Vent Pipe - Grey (2ZDP472)

    Z-Flex Z-Dens 4" x 72" Polypropylene Vent Pipe - Grey (2ZDP472)

    Single Walled. Can be cut to length Learn More

    Regular Price: $90.78

    Special Price: $72.62

    Details
  3. Z-Flex Z-Dens 5" x 36" Polypropylene Vent Pipe - White (2ZDP536)

    Z-Flex Z-Dens 5" x 36" Polypropylene Vent Pipe - White (2ZDP536)

    Z-Flex Z-Dens 5" x 36" Polypropylene Vent Pipe - White (2ZDP536)

    Single Walled. Can be cut to length Learn More

    Regular Price: $81.06

    Special Price: $64.85

    Details
  4. Z-Flex Z-Dens 4" x 36" Polypropylene Vent Pipe - Grey (2ZDP436)

    Z-Flex Z-Dens 4" x 36" Polypropylene Vent Pipe - Grey (2ZDP436)

    Z-Flex Z-Dens 4" x 36" Polypropylene Vent Pipe - Grey (2ZDP436)

    Single Walled. Can be cut to length Learn More

    Regular Price: $64.56

    Special Price: $51.65

    Details
  5. Z-Flex Z-Dens 4" Test Port - White (2ZDTP4)

    Z-Flex Z-Dens 4" Test Port - White (2ZDTP4)

    Z-Flex Z-Dens 4" Test Port - White (2ZDTP4)

    Single Walled. For gas analysis. Learn More

    Regular Price: $58.45

    Special Price: $46.77

    Details
  6. Z-Flex Z-Dens 2.4" to 8.3" Adjustable Pipe - White (2ZDAP3)

    Z-Flex Z-Dens 2.4" to 8.3" Adjustable Pipe - White (2ZDAP3)

    Z-Flex Z-Dens 2.4" to 8.3" Adjustable Pipe - White (2ZDAP3)

    Single Walled. Can be cut and adjusted to length Learn More

    Regular Price: $57.86

    Special Price: $46.29

    Details
  7. Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - Black (2ZDP336UV)

    Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - Black (2ZDP336UV)

    Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - Black (2ZDP336UV)

    Single Walled. Can be cut to length Learn More

    Regular Price: $55.10

    Special Price: $44.08

    Details
  8. Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - White (2ZDP336)

    Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - White (2ZDP336)

    Z-Flex Z-Dens 3" x 36" Polypropylene Vent Pipe - White (2ZDP336)

    Single Walled. Can be cut to length Learn More

    Regular Price: $53.79

    Special Price: $43.03

    Details
  9. Z-Flex Z-Dens 4" x 12" Polypropylene Vent Pipe - Grey (2ZDP412)

    Z-Flex Z-Dens 4" x 12" Polypropylene Vent Pipe - Grey (2ZDP412)

    Z-Flex Z-Dens 4" x 12" Polypropylene Vent Pipe - Grey (2ZDP412)

    Single Walled. Can be cut to length Learn More

    Regular Price: $52.73

    Special Price: $42.18

    Details
  10. Z-Flex Z-Dens 2.6" to 8.3" Adjustable Pipe - White (2ZDAP2)

    Z-Flex Z-Dens 2.6" to 8.3" Adjustable Pipe - White (2ZDAP2)

    Z-Flex Z-Dens 2.6" to 8.3" Adjustable Pipe - White (2ZDAP2)

    Single Walled. Can be cut and adjusted to length Learn More

    Regular Price: $51.82

    Special Price: $41.46

    Details

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