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This Hotstart HB1 is a solid aluminum Hose Barb with 1" NPT threads on one end, and a hose barb to fit 1" I.D. Heater hose on the other end.

All CB, CL, & WL heaters have 1" NPT female connections on the inlet and outlet.

Buy TWO if you want one for the inlet and outlet!

NOTE: Be SURE this is what you want.  These are also available for 3/4" heater hose as part # HB-3/4.

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  • Part #: HB-1
  • Manufactured by: Hotstart

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