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Enjoy unlimited hot water while cutting your energy costs with Sullivan Plumbing & Heating Inc. We specialize in tankless water heater installation throughout Nassau and Suffolk County, NY. Our team will help you find the perfect system for your home's needs, with options from trusted brands including:

• Rheem tankless systems
• A.O. Smith models
• Bradford White units
• LAARS water heaters

As a locally and family-owned business, we've been serving homeowners since 2018. Reach out to us for a same-day estimate and take advantage of our financing options for water heater replacement in Massapequa, NY.

Traditional tank water heaters waste energy by constantly heating stored water, even when nobody is using it. Tankless systems heat water on demand, so you'll never run out during back-to-back showers or while doing laundry. Here's why Nassau and Suffolk County homeowners are making the switch:

• Lower monthly utility bills
• Space-saving compact design
• Longer lifespan than traditional tanks
• Hot water that never runs out
• Reduced environmental impact

Tankless water heater replacement in Massapequa, NY offers a smart solution that pays for itself over time through energy savings, making them ideal for renovations or replacing an outdated system.

With more than two decades of experience, our licensed and insured team delivers reliable installations backed by solid warranties. As a locally and family-owned company serving Nassau and Suffolk County, we put customer satisfaction first. Here's what sets us apart:

• Same-day estimates available
• One-year warranty on parts and labor
• $500 off new boiler installs
• 10% discount for new customers
• Emergency services when you need them
• Flexible financing plans
• Bilingual team (English and Spanish)
• National Grid and Navien certified installers

As proud sponsors of the Massapequa International Little League, we show our commitment to the community we serve. Contact us for a water heater replacement in Bethpage, NY.

Enjoy the convenience and efficiency of a tankless water heater with Sullivan Plumbing & Heating. We make the installation process simple and stress-free, with same-day estimates and flexible scheduling. Our team works with quality brands like Halo Water Filtration, Burnham, and Aqua-Pure to ensure you get a system that lasts. Ready to make the switch? Contact us today and ask about our new customer discount and financing options.