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The WILLIAMS COMFORT PRODUCTS BS-131BF is a 3/8-inch adapter fitting used in heating system installations and service applications. This adapter provides a transition or connection point within gas or fluid supply lines, making it a standard service component for HVAC and heating technicians. Weighing 0.21 pounds, it is a compact, single-unit part suited for field replacement or new installation work where a 3/8-inch adapter connection is required.
This adapter is intended for use in residential and light commercial heating applications where Williams Comfort Products equipment is installed or serviced. It is commonly used by HVAC technicians and plumbers during installation, maintenance, or repair of heating appliances that require a 3/8-inch adapter fitting at a connection point in the supply or service line.
Designed as an OEM-style replacement adapter for Williams Comfort Products heating equipment requiring a 3/8-inch adapter fitting.
Installation should be performed by a licensed HVAC technician or plumber in accordance with applicable local codes and manufacturer guidelines. Shut off the gas supply and allow the appliance to cool completely before servicing any fittings or connections. Inspect mating threads and sealing surfaces before installation and verify all connections for leaks after completing the work.
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