Request An


Call Today

(412) 775-3970

Close this search box.

Upper St. Clair, PA Air Conditioning Repair & Service

tech working on mini split

HVAC Repair & Installation Specials

Discover Exclusive Deals for HVAC Services

Our Latest News

If you live or work in Upper St. Clair, you don’t have to look far for efficient, long-lasting climate control solutions. Denillo Heating & Cooling is your premier source for stellar heating and air conditioning services for the home or office.

Foolproof Heating Services and Solutions in Upper St. Clair, PA

When Old Man Winter is at its worst, your heating system needs to perform at its best. If you’re having trouble with your furnace, boiler, or heat pump, dial Denillo Heating & Cooling for expert assistance. We’ll identify the problem and recommend the most practical solution, whether it’s a performance tune-up or a complete system replacement. Need help right away? We can dispatch technicians 24/7 to ensure your home or business never goes without heating for long.

Total Residential and Commercial Air Conditioning Services

At Denillo Heating & Cooling, we bring decades of training and experience to every service call. From commercial air conditioning repairs to home AC upgrades, our technicians pride themselves on delivering meticulous workmanship and honest, professional service. What’s more, we offer the peace of mind that comes with competitive, flat-rate pricing and a full one-year labor warranty. You’ll never pay for hidden fees, subpar workmanship or unreliable and overpriced equipment.

Treat Yourself to Unmatched Quality and Comfort

Superior HVAC service starts with great technicians, but it also requires excellent equipment. Fortunately, we’ve got both. We’re proud to carry a fabulous selection of products from industry-leading brands like Trane and Mitsubishi. Need a new ductless mini-split for your office or retail shop? We’ve got you covered. Considering a hydronic radiant heating system for your home? We can do that, too. Heat pumps, rooftop units, smart thermostats, air cleaners, snow melt systems — Denillo Heating & Cooling has everything you need and more!

Denillo Heating & Cooling technicians are standing by 24/7 to serve customers throughout Upper St. Clair and surrounding areas. Give us a call to request a free in-home estimate and learn more about our top-notch heating and air conditioning solutions.

We Proudly Serve the Following Areas

Bethel Park
South park
Castle Shannon
Jefferson Hills
West Mifflin
Squirrel Hill

Why Choose Us

Contact Us

We would love to hear from you! Please fill out this form and we will get in touch with you shortly.

"*" indicates required fields

This field is for validation purposes and should be left unchanged.

Compliance Settings
Increase Font Size
Simplified Font
Underline Links
Highlight Links