Connect with Top-Rated Plumbers in Montclair!

All Tankless Water Heater & Plumbing is a full-service plumbing company offering a wide range of services, including tankless water heater installation and repair, slab leak detection, and sewer video inspection. With over 25 years of experience, our team of highly trained and professional plumbers provides prompt, affordable, and reliable solutions to all your plumbing needs. We serve both residential and commercial clients in the Inland Empire and surrounding areas.

Based in Montclair, CA, Ray May Plumbing is a family-owned and operated plumbing company that has been serving the local community since 1961. By offering unsurpassed professionalism, Ray May has built a solid reputation throughout the Inland Empire and into Los Angeles and Orange Counties. Our team of expert plumbers provides top-notch consultation and services for new constructions, remodels, and residential and commercial plumbing needs. With over four decades of experience, we detect and fix even the most difficult plumbing problems, including slab leaks, pipe and slab leak detection, and handicapped plumbing fixture installations. We pride ourselves on our customer service, ensuring every client receives the best possible experience. Our showroom hours of operation are: Monday - Friday, 8:00 AM - 4:00 PM, and we can be reached at (909) 624-4509.