At Downey Plumbing, Heating & Air Conditioning our goal is to provide our customers with knowledgeable, reliable, and affordable service. Our trusted technicians are always on hand to serve you with a smile. We have served communities within Orange and Los Angeles Counties for over 80 years. We continue to offer competitive pricing and expert service to both residential and commercial customers. No job is too big or too small. We understand that when you need emergency plumbing, heating or air conditioning service, you do not want to wait until Monday morning when an emergency crops up on Friday night. That is why we offer 24 hour a day emergency service.