🚨 24/7 Emergency HVAC Service — Nassau & Suffolk County — Call Now: 516-643-4486
Home › Setauket › Furnace Repair
🕐 24/7 Emergency Service Available

Furnace Repair & Service in Setauket, NY

Licensed & insured HVAC technicians serving Setauket 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
Setauket, Suffolk County — ZIP 11733  |  Serving Setauket and nearby: Stony Brook, Port Jefferson, Mount Sinai

Furnace Repair in Setauket, NY

Furnace not working? We repair gas and oil furnaces of all makes and models throughout Long Island. Serving ZIP code 11733 and all surrounding Suffolk County communities.

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

📍 Serving Setauket, NY 11733
✅ Licensed & Insured  |  ⚡ Same-Day Service  |  🕐 24/7 Emergency  |  📞 516-643-4486

Why Choose Long Island Climate in Setauket?

Frequently Asked Questions

Furnace Repair in Setauket, NY

How much does furnace repair cost?
Furnace repair in Setauket 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 Setauket and all of Suffolk County.

Request Service

Or call us directly: 516-643-4486

✅ Thank you! We'll call you within 15 minutes.