📍 1732 W Fairmont St, Allentown, PA | 🕐 Mon–Fri 8AM–4PM
⚡ 24/7 Emergency Service Available
Serving Lehigh Valley Since 1988

Your Comfort Is Our Priority

Professional heating & air conditioning installation, repair, and maintenance for homes and businesses across Allentown and the Lehigh Valley.

📞 Call Now — Free Estimate Request Service Online
⭐ 4.9 Stars (53 Reviews)
🛡️ Licensed & Insured
⚡ 24/7 Emergency
What We Do

Our HVAC Services

Complete heating and cooling solutions for residential and commercial properties.

🔥

Heating

Furnace installation, repair & maintenance. Stay warm all winter with reliable heating systems.

  • Furnace Repair & Installation
  • Heat Pump Systems
  • Boiler Services
  • Radiant Heating
❄️

Air Conditioning

Cool, efficient AC systems installed and serviced by certified technicians.

  • Central AC Installation
  • AC Repair & Tune-Up
  • Ductless Mini-Splits
  • Energy-Efficient Upgrades
🔧

Maintenance

Preventive maintenance plans to keep your systems running efficiently year-round.

  • Seasonal Tune-Ups
  • Filter Replacement
  • System Inspections
  • Performance Testing
🚨

24/7 Emergency

When your heating or cooling breaks down, we're here around the clock.

Call (610) 432-8070
Why Choose ICS

Trusted by Lehigh Valley Homeowners for Over 35 Years

At ICS Heating & Air Conditioning, we've been proudly serving the Allentown region since 1988. Our team is backed by more than 40 years of combined experience in HVAC repair and maintenance.

✅
Free Estimates No obligation, no surprises
✅
Energy Star® Equipment Lower bills, better efficiency
✅
Financing Available Low interest payment options
✅
Money-Saving Rebates Federal tax incentives available
✅
Prompt & Professional We respect your time and home
✅
Residential & Commercial Solutions for any property
ICS HVAC technician at work
35+ Years of
Service
0 + Years in Business
0 + Homes Served
0 5-Star Reviews
0 /7 Emergency Service
Customer Reviews

What Our Customers Say

⭐⭐⭐⭐⭐ 4.9 out of 5 based on 53 Google Reviews
⭐⭐⭐⭐⭐

"ICS has been maintaining our HVAC system for years. They're always prompt, professional, and honest. Wouldn't trust anyone else with our heating and cooling."

M
Mike R. Allentown, PA
⭐⭐⭐⭐⭐

"Called on a Saturday night when our furnace went out. They had someone here within an hour and fixed the problem quickly. True emergency service!"

S
Sarah T. Bethlehem, PA
⭐⭐⭐⭐⭐

"Great experience from start to finish. Fair pricing, quality work, and the crew cleaned up after themselves. Highly recommend for any HVAC needs."

J
James K. Easton, PA
See All Reviews on Google →
Coverage

Serving the Lehigh Valley

Proudly providing HVAC services throughout the greater Allentown area.

Allentown Bethlehem Easton Emmaus Whitehall Macungie Coopersburg Hellertown Northampton Catasauqua Coplay Palmer Township
Get In Touch

Request Service

Fill out the form and we'll get back to you promptly, or call us directly for immediate assistance.

📞
📍
Address 1732 W Fairmont St, Allentown, PA
🕐
Hours Mon–Fri: 8AM – 4PM Emergency: 24/7

We typically respond within 1 business hour.

📞 Call Now