We're open 24/7 for emergencies - 206-465-0998 Call Now For Service 206-604-7530 Mon - Fri 8am-5pm Previous From repairs to replacement we've got you covered Experts in Radiant Heating Your local expert in residential and commercial Radiant Heating solutions. LEARN MORE 24 hour emergency care when you need it most! Next 1 2 3 Most Trusted HVAC Company Since 2004 Custom Radiant has been providing Seattle, Renton, Auburn, and the surrounding area home owners and businesses with perfection in hydronic radiant heating, air conditioning, solar, plumbing and so much more. Our hydronic radiant heating expert has over 30 years’ experience in designing and installing the perfect solution for your home or business when it comes to your heating or cooling needs. We will never sell you on what you don’t need but educate you on what is the best design and why. We always keep in mind quality, energy efficiency and longevity of a system installation or upgrade, or for your service or repair. Our word of mouth reputation has kept us in business as we continue to build superior customer satisfaction over the years and we look forward to meeting your needs. Open M-F 8am - 5pm Emergency repair services 24 hours a day, seven days a week. Satisfaction Guaranteed We guarantee our work on all Heating, Ventilation & Air Conditioning service. Professional Technicians Our technicians have your safety, welfare and comfort in mind at all times. They are certified and experienced. Heating & Air Conditioning Services Our technicians are committed to performing expert quality repair, maintenance and installation. Call 206-604-7530 & 100% satisfaction guaranteed! Radiant Heating Boilers Hot Water Heaters & Solar Air Conditioning More > What our customers are saying… “I had a major remodel with significant plumbing replacements along with the installation of radiant heat. Jeff was architect and installer. He is very detailed and politely educates the customer service throughout the process. Highly recommend!!” Stafford Mays - Aug 9, 2018 “He was very thorough and explained everything in detail. He did an excellent job. Thank you for the great service!” Charlotte Schardt - July 12, 2017 Quality Heating, Ventilation & Air Conditioning SCHEDULE APPOINTMENT QUICK LINKS Hydronic Radiant Heating Hot Water Heaters & Solar Boiler Installation & Service Air Conditioning Heat Recovery Ventilation Other Services LOCATIONS Seattle Bellevue Tacoma Renton Kent and Surrounding Areas… CONTACT US ABOUT CUSTOM RADIANT Custom Radiant is a locally run family business started in 2004 by Jeff Nadeau and his wife Kathy with the idea that they could provide plumbing and heating solutions to be included in boilers, Radiant heat, water heaters, solar, water filtration, and air conditions using a more efficient system of hydronic solutions versus forced air. Now, 14 years later, our services have expanded to include exaction and all facets of general construction to try and meet the needs of all our customers. READ MORE Custom Radiant@2018. All Right Reserved