HVAC Shop Blog

When a Brivis ducted gas heater stops working, the fault usually comes down to one specific component. This complete guide covers every major spare part in the Brivis range — ignition assemblies, pressure switches, control boards, thermocouples, gas valves, and transformers — including how to identify the correct part by BS code, why gas type and Pa rating matter, and what to check before you order. Covers Brivis, Braemar, Bonaire, and Buffalo platform compatibility.