Daniels Heating and Air Conditioning

Marathon HVAC Services, established in 1990 in Covina, is a leader in heating, ventilation, and air conditioning solutions. Our certified professionals excel in delivering advanced air conditioning installations, comprehensive furnace repairs, and meticulous maintenance services. We specialize in optimizing indoor air quality systems, catering to both residential and commercial environments. Our commitment extends beyond mere service. Trust us for energy-efficient, cost-effective solutions tailored to your unique needs. With over 30 years of experience, we are dedicated to upholding the highest standards of quality and customer satisfaction in every project we undertake. Experience the difference with Marathon HVAC Services.

Thermo King is the world leader in transport temperature control systems for trucks, trailers, buses and rail cars. Thermo King also manufactures auxiliary power units, which dramatically reduce engine idling. As part of Thermo King’s unmatched nationwide dealer network, we provide expert factory-trained service when and where you need it, and a complete line of genuine and competitive parts. Trust us to get you back on the road quickly and keep you up and running.