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When you need dependable warmth throughout your home, Sullivan Plumbing & Heating Inc delivers radiator installation that keeps your family comfortable all season long. Serving Nassau and Suffolk County, NY since 2018, we are your locally and family-owned solution for heating needs. Our licensed and insured technicians work with trusted brands to ensure your system runs efficiently for years to come.

• Bradford White systems
• Burnham radiators
• Rheem heating solutions
• LAARS equipment
• A.O. Smith products

Same-day estimates and flexible financing options fit any budget. Reach out to us today and benefit from over 20 years of experience.

Your home's heating system works hard to keep you comfortable, but older radiators can struggle to maintain consistent temperatures. If you are experiencing uneven heating, rising energy bills, or frequent repairs, it might be time for an upgrade. Our team helps homeowners throughout Nassau and Suffolk County identify when replacement makes sense.

• Cold spots in certain rooms
• Strange noises or leaks
• Rust or corrosion on radiator surfaces
• Higher than normal utility costs
• System is over 15 years old

Modern radiators heat more efficiently and can significantly reduce your monthly expenses. With our $500 off new boiler installs and 10% discount for new customers, now is a great time to upgrade.

You deserve a heating contractor who shows up on time, does the job right, and stands behind their work. That is exactly what we deliver. As a locally and family-owned business with bilingual service in English and Spanish, we have built our reputation on customer satisfaction and reliable craftsmanship.

• One-year warranty on parts and labor
• National Grid and Navien certified installers
• Emergency services when you need them most
• Heating service contracts starting at just $21/month
• Preventative maintenance for peak performance
• Proud sponsor of Massapequa International Little League

Our technicians are Task 87 certified and LAARS Pro Contractors, which means you get professionals who know heating systems inside and out. Your new radiator installation will be done right the first time.

Another cold night with an inefficient heating system is one too many. Sullivan Plumbing & Heating makes radiator installation straightforward and stress-free. We will walk you through your options, provide honest pricing, and complete the work with minimal disruption to your daily routine. Our sewer prevention contract starts at only $29 per month and includes a free annual video inspection plus 15% off all service repairs. Contact us now for your same-day estimate and get your home heating properly again.