Dayco Heating & Air Conditioning

Dayco Heating & Air Conditioning has anchored its presence in Kennewick, Washington since 1985 as a family-owned business serving the Tri-Cities region including Richland and Pasco. With a near-perfect 4.9-star rating compiled across 1,090 customer reviews, the company has earned a reputation for honest, quality service that prioritizes homeowner safety and system efficiency. Their team of skilled technicians handles furnace repairs, heat pump installations, geothermal systems, and complete AC replacements while standing behind every job with standards they call The Dayco Way.

What distinguishes Dayco from competitors is their commitment to rigorous installation standards and premium equipment selection. The company offers maintenance protection plans designed to shield homeowners from unexpected system failures and costly repairs. Their technicians service all major HVAC brands and provide indoor air quality testing, ensuring systems operate at peak performance while maintaining safe, clean air circulation throughout residential and commercial spaces.

Customer reviews reveal technicians who go the extra mile in challenging circumstances. Alan earned praise for arriving on time, clearly explaining repairs, and identifying an unexpected appliance issue during a routine service call. Francisco responded on Christmas morning when the homeowner awoke without heat, quickly diagnosing a dirty heat sensor and recommending a new computer board while restoring warmth within hours. Jose was described as polite and efficient, rapidly identifying and resolving problems while providing thorough explanations of the repair process.