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Furnace Repair & Service in Smithtown, NY

Licensed & insured HVAC technicians serving Smithtown and all of Suffolk County. Same-day service available.

📞 Call 516-643-4486
✅ Licensed & Insured ⚡ Same-Day Service 🕐 24/7 Emergency 📍 Nassau & Suffolk County ☎️ 516-643-4486
Smithtown, Suffolk County — ZIP 11787  |  Serving Smithtown and nearby: Kings Park, Saint James, Commack

Furnace Repair in Smithtown, NY

Furnace not working? We repair gas and oil furnaces of all makes and models throughout Long Island. Serving ZIP code 11787 and all surrounding Suffolk County communities.

When you need reliable furnace repair in Smithtown, call Long Island Climate at 516-643-4486. Our certified technicians are available same-day and for 24/7 emergencies throughout Suffolk County.

📍 Serving Smithtown, NY 11787
✅ Licensed & Insured  |  ⚡ Same-Day Service  |  🕐 24/7 Emergency  |  📞 516-643-4486

Why Choose Long Island Climate in Smithtown?

Frequently Asked Questions

Furnace Repair in Smithtown, NY

How much does furnace repair cost?
Furnace repair in Smithtown typically costs $150–$600. Igniter replacement is $150–$250, control board replacement $300–$600. Free estimates always provided.
Why is my furnace blowing cold air?
Common causes include a failed igniter, dirty flame sensor, overheating, or a faulty limit switch. Our techs diagnose and repair quickly.
How often should I tune up my furnace?
Annual furnace tune-ups are recommended before winter. Regular maintenance prevents breakdowns and improves efficiency.
Do you repair oil furnaces?
Yes — we repair both gas and oil furnaces throughout Smithtown and all of Suffolk County.

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