Long Island plumbing & heating, done right the first time.
No hot water, a leak, or a boiler acting up? We fix it fast and leave your home spotless. Free estimates, upfront pricing, no surprises.
Complete plumbing and heating, under one roof.
From a dripping pipe to a brand-new boiler, one call covers it. Every job starts with a free estimate and ends with a tested system and a clean home.
Stop the leak before it becomes water damage.
Even a small leak can cause expensive damage. We find the source, give you the price before any work begins, and fix it to last.
- Leak detection & repair
- Burst pipe repair
- Shut-off & valve repair
- Water damage prevention
Spotted a leak? · Call now. The sooner it is fixed, the less it costs.
Endless hot water, installed in a few hours
Electric, gas or oil. We help you pick the right model and install it properly, so you get steady hot water and lower energy bills for years.
- Tank & tankless water heaters
- No hot water diagnosis
- Indirect water heaters
- Bradford White & A.O. Smith
2-year labor guarantee · If anything is not right, we fix it at no extra cost.
Real Long Island jobs, finished properly
Recent water heater, boiler, shower and bathroom work from homes across Nassau and Suffolk County.
Stay warm all winter, with heating that just works
A failing boiler can leave your home in the cold. We diagnose it fast, repair it properly, and install an efficient new system when it is time to replace.
28 years serving Nassau & Suffolk County.
Reliable Plumbing & Heating is a Deer Park plumbing and heating company built on a simple promise: show up when we say we will, do the job right, and leave your home cleaner than we found it.
What Long Island homeowners say
78 reviews from homeowners across Nassau and Suffolk County.
Based in Deer Park. Serving Nassau & Suffolk County.
70+ towns across Long Island and counting. Tap a town to see where it sits and how far it is from our Deer Park shop.
Tell us what's going on
A new water heater, a boiler that will not fire, a leak or anything else. Send us the details and we will get back to you with a free, no-obligation estimate. For anything urgent, call us directly.
Questions, answered
Still have a question? Call us or request your free estimate. We reply fast.

