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Bosch Therm gas and propane tankless water heaters and Bosch Powerstream electric tankless water heaters.

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  1. Z-Flex 4" x 5' Length of 1-Ply Aluminum Duct (1TLXXXX0405)

    Z-Flex 4" x 5' Length of 1-Ply Aluminum Duct (1TLXXXX0405)

    Z-Flex 4" x 5' Length of 1-Ply Aluminum Duct (1TLXXXX0405)

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

    Regular Price: $34.43

    Special Price: $27.54

    Details
  2. Z-Flex 4" Aluminum Chimney Liner Connector (2CNNTRG04)

    Z-Flex 4" Aluminum Chimney Liner Connector (2CNNTRG04)

    Z-Flex 4" Aluminum Liner Connector (2CNNTRG04)

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

    Regular Price: $34.43

    Special Price: $27.54

    Details
  3. 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
  4. 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
  5. Z-Flex 4" x 10' Length of 1-Ply Aluminum Duct (1TLXXXX0410)

    Z-Flex 4" x 10' Length of 1-Ply Aluminum Duct (1TLXXXX0410)

    Z-Flex 4" x 10' Length of 1-Ply Aluminum Duct (1TLXXXX0410)

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

    Regular Price: $42.24

    Special Price: $33.80

    Details
  6. Z-Flex 3" to 4" Insul-Vent Increaser (2ZIC314)

    Z-Flex 3" to 4" Insul-Vent Increaser (2ZIC314)

    Z-Flex 3" to 4" Insul-Vent Increaser (2ZIC314)

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

    Regular Price: $42.37

    Special Price: $33.90

    Details
  7. Z-Flex 4" Insul-Vent Appliance Connector (2ZICPRP04)

    Z-Flex 4" Insul-Vent Appliance Connector (2ZICPRP04)

    Z-Flex 4" Insul-Vent Appliance Connector (2ZICPRP04)

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

    Regular Price: $42.37

    Special Price: $33.90

    Details
  8. Z-Flex 4" Insul-Vent Universal Connector (2IVUCXX04)

    Z-Flex 4" Insul-Vent Universal Connector (2IVUCXX04)

    Z-Flex 4" Insul-Vent Universal Connector (2IVUCXX04)

    Insul-Vent to Type B, Single-Vent, and Z-Flex Connector For Use with Category I Natural-Draft Gas-Fired Heating Equipment and Gas Fireplaces Learn More

    Regular Price: $43.60

    Special Price: $34.88

    Details
  9. Z-Flex 4" Fresh Air Hood (2FAIGAL04)

    Z-Flex 4" Fresh Air Hood (2FAIGAL04)

    Z-Flex 4" Fresh Air Hood (2FAIGAL04)

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

    Regular Price: $46.35

    Special Price: $37.08

    Details
  10. Z-Flex 4" x 5' Length of Aluminum 2-Ply Chimney Liner (2GAXXXX0405)

    Z-Flex 4" x 5' Length of Aluminum 2-Ply Chimney Liner (2GAXXXX0405)

    Z-Flex 4" x 5' Length of Aluminum 2-Ply Liner (2GAXXXX0405)

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

    Regular Price: $47.91

    Special Price: $38.33

    Details

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