4.9 AVERAGE RATING • SERVING NASSAU & SUFFOLK • FAMILY OWNED 30+ YEARS

Fast Heating Repair on Long Island Boiler, furnace, heat pump, and emergency heating repair for homeowners across Nassau County and nearby Suffolk County communities.

Serving Long Island since 1986 • Emergency Service Available • Real Guarantees

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★★★★★ “On time, clean work, fair price” ★★★★★ “Best plumber in Nassau County” ★★★★★ “Saved us during emergency” ★★★★★ “On time, clean work, fair price” ★★★★★ “Best plumber in Nassau County” ★★★★★ “Saved us during emergency”
long island heating repair

Fast Boiler, Furnace & Heating Repair for Long Island Homes

Sal Manzo Plumbing, Heating & Cooling provides heating repair across Nassau County and nearby Suffolk County for boilers, furnaces, heat pumps, and other home heating systems. If your home is cold, your boiler stopped working, or your heat keeps failing during winter, we help diagnose the issue and get warmth back fast.

emergency service

When Heating Failure Becomes an Actual Emergency

Some heating problems can wait until tomorrow. Others cannot. If your heat goes out during freezing weather, your boiler shuts down overnight, or your indoor temperature is dropping fast, the issue can quickly become more than a comfort problem. Long Island homeowners also have to think about frozen pipes, vulnerable family members, and storm-related outages.

strong gas odor or sulfur smell
loud banging, screeching, or dangerous system noises
very low indoor temperatures during winter weather
no heat during nights, weekends, or storms
what we repair

Heating Systems We Commonly Work On

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gas furnaces oil furnaces gas boilers oil boilers wall-hung boilers heat pumps pool heaters water heater-related issues
repair visit expectations

What to Expect When You Book Heating Repair

Clear Diagnosis We inspect the system, explain what’s happening in plain English, and help you understand whether it’s a repair, safety issue, or larger replacement decision.
Respect for the Home Professional technicians should protect floors, communicate clearly, and leave the work area cleaner than customers expect.
Real Guarantees The current page emphasizes a one-year repair guarantee and a two-year workmanship warranty on full replacements, which is exactly the kind of trust signal worth keeping. :contentReference[oaicite:3]{index=3}
why homeowners choose us

Why Long Island Homeowners Call Sal Manzo

serving long island since 1986
licensed, insured, and vetted team
weekend and emergency availability
financing options for larger work
same-day help when possible
local experience with older boilers and heating systems
★★★★★

Prompt Help When Systems Fail

“Sal Manzo Plumbing responded quickly and got the job done. Dave did the assessment and installation. Within a few days we had several quotes with options along with pros and cons explained both technically and in plain English.”

– Jerry

service area

Heating Repair in Nassau County and Nearby Suffolk County

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Wantagh 11793
Seaford 11783
Bellmore 11710
Massapequa 11758
Levittown 11756
Hicksville 11801
East Meadow 11554
Merrick 11566
Freeport 11520
Garden City 11530
Amityville 11701
Babylon 11702
heating repair faq

Frequently Asked Questions

Do you offer emergency heating repair on Long Island?

Yes. If your boiler, furnace, or heating system fails during cold weather, Sal Manzo can help evaluate the urgency and respond as quickly as possible. Emergency heating problems are especially serious when indoor temperatures drop fast or frozen pipes become a risk.

What types of heating systems do you repair?

Sal Manzo works on a wide range of systems including gas and oil furnaces, gas and oil boilers, wall-hung boilers, heat pumps, and other residential heating equipment. If you are unsure what kind of system you have, a service visit can help identify it quickly.

What should I do if I smell gas near my heating system?

Leave the area immediately and contact the gas company from a safe location. Do not use switches, electronics, or open flames while exiting. A strong gas smell is not a “wait and see” issue. Safety comes first, and professional evaluation should happen right away.

Do you give heating repair estimates before work starts?

Customers want clear communication before repair work begins, especially when they are already dealing with a cold house and stress. This page should continue emphasizing honest explanations, transparent options, and practical next steps instead of vague service language.

Can regular maintenance reduce the risk of winter heating breakdowns?

Yes. Annual inspections, filter checks, thermostat checks, and system testing before the coldest part of the season can help catch issues early. Maintenance is often cheaper and less stressful than dealing with a complete failure during a freezing Long Island night.

schedule heating repair

No Heat? Strange Boiler Noises? Furnace Not Keeping Up?

Call Sal Manzo Plumbing, Heating & Cooling for fast heating repair across Long Island. We’ll help you figure out what’s wrong, explain the next step clearly, and get your home warmer again as quickly as possible.