McLay Services, Inc. is a family-owned, full-service HVAC and plumbing company that has provided exceptional service to residents and businesses throughout the Inland Empire, San Bernardino County & LA County since 1978. Our NATE-certified technicians offer expert heating and air conditioning installation, repair, and maintenance services for all major HVAC makes and models, and our comprehensive list of plumbing services includes drain cleaning, leak detection and repairs, slab leak repairs, tank and tankless water heater repairs and installation, hydro jetting, video inspection, repiping, backflow prevention, water softener & filtration system installation and maintenance, and kitchen/bathroom remodels. Call today to learn more or schedule service.