Grassi Refrigeration | Reliable HVAC Repair in Walla Walla, WA

Our maintenance service is designed to keep your system running efficiently through our local seasons. We perform a thorough inspection, clean critical components like condenser coils to prevent common dirt buildup, check refrigerant levels, test system controls and safety devices, and ensure your thermostat is communicating properly with your equipment. This proactive care can improve performance, extend the life of your system, and help prevent unexpected breakdowns.

Yes, we specialize in fireplace conversions and installations. We can assess your existing fireplace and discuss options like installing a high-efficiency gas insert or a new electric fireplace. This conversion can turn a primarily decorative feature into an effective supplemental heat source for your home, improving both warmth and energy efficiency. As a full-service provider, we handle the entire process from inspection and planning to installation and final safety check.

Absolutely. Connectivity issues between smart thermostats and HVAC equipment are a common local service call. Our technicians are trained to diagnose the root cause, which is often related to wiring compatibility, a faulty control board, or Wi-Fi signal strength at the thermostat location. We'll ensure your thermostat is correctly installed and communicating with your furnace or heat pump, restoring convenient temperature control and system efficiency to your home.