AC Repair & Installation in Nassau County

Same-Day AC Repair & Installation —

Fast, Reliable Cooling When You Need It

Nassau County Experts • Same-Day Service • Reliable AC Repairs

Fast AC Service

Upfront, Fair Pricing

AC & Ductless Specialists

✓ Same-Day AC Repair - no waiting

✓ Upfront, fair pricing before any work begins

✓ Central AC & Ductless Mini Split Experts

Trusted by Homeowners Across Nassau County & Queens

Real reviews from homeowners we’ve helped during emergency heating and hot water repairs.

★ ★ ★ ★ ★

“Our ductless mini-split system wasn’t working properly after years of buildup. The team came out and performed a deep cleaning, restoring everything to perfect condition. The units are now running like new and blowing cold air again. They were professional, thorough, and left everything spotless. You can tell they take pride in their work. Highly recommend — they’re now our go-to for AC service.”

Yossi O.
Nassau County, NY
★ ★ ★ ★ ★

"Called in the morning and they were there within a few hours. Diagnosed the issue quickly and had everything fixed the same day. Professional, efficient, and easy to work with.”

Michael R.
Nassau County, NY
★ ★ ★ ★ ★

"Excellent work from start to finish. Polite, clean, and very professional. You can tell they take pride in what they do. Great experience from start to finish."

Sandy P.
Nassau County, NY

AC Repair Service

No AC, warm air or system not turning on? We quickly diagnose and repair air conditioning issues to restore cool air fast.

 

Emergency AC Service

We respond fast to no-AC emergencies, including nights and weekends, to get your system cooling again as quickly as possible.

AC Installation & Replacement

Need a new AC system? W intstall central air and ductless mini-split systems for efficient, reliable cooling.

Service Areas

Emergency Boiler & Hot Water Repair in Nassau County & Queens, NY

Boiler Room Mechanical proudly provides fast, reliable emergency boiler repair and hot water heater services throughout Nassau County and Queens, NY. Our licensed and insured professionals respond quickly to no-heat and hot water emergencies, including nights and weekends.

Currently Serving These Nassau County communities

  • Franklin Square  

  • Elmont  

  • Hempstead  

  • West Hempstead  

  • New Hyde Park  

  • Garden City  

  • Garden City South  

  • Mineola  

  • East Meadow  

  • Floral Park  

  • Valley Stream  

  • Merrick  

  • Oceanside  

  • Bethpage  

  • Lynbrook  

  • Long Beach  

  • Freeport  

  • Malverne  

  • Woodmere

AC Repair & Installation Near You in Nassau County

We provide fast, reliable AC repair and installation services throughout Nassau County. Our experienced technicians respond quickly to no-AC emergencies and offer same-day service to restore comfort to your home.