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"The Only GUY to Call"

Pittsburgh’s Leading Furnace Repair Company Maximizing Comfort in Every Room & Living Space

Installation Special—Valued at $695!

Purchase a full HVAC system under $12,000 & Qualify for a complimentary Aprilaire Air Cleaner installation

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Expert Furnace Repair Contractor in Bethel Park, Upper St. Clair and the Surrounding Area

Providing practical solutions for every indoor comfort challenge, Denillo Heating & Cooling is your first choice for furnace repair, maintenance, and installation services. Winter, spring, summer, or fall, we make it our business to ensure you always enjoy a comfortable indoor environment across Bethel Park, Bridgeville, Canonsburg, Homestead, Pittsburgh, South Park, Venetia, PA, and the surrounding areas.

Your Full-Service HVAC Provider

“Yes, we can!” Those are the words you want to hear from your local heating company. We’re proud to meet the indoor comfort needs of the Pittsburgh area with a complete suite of residential and commercial HVAC services.

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40+ Years of Experience

Call today for expert services and a FREE in-home estimate!

Air Conditioning Repair and Installation Services

Nothing is quite as refreshing during a summer heatwave as a smooth-running AC system. From an AC fix to new installations, our services keep you chill indoors when it’s sweltering-hot outside.

Heating System Services

Wherever you live in the Pittsburgh area, a well-functioning heater is a necessity in freezing weather. Our professional heating services ensure your indoor environment stays comfortable all winter.

Furnace Repair and Installation

Trust our team of certified HVAC contractors to secure your comfort during the frigid months of winter with top-quality furnace repair and installation services.

Tech working on Trane unit

Heat Pump Services

Top-notch repair, maintenance, and installation services from Denillo Heating & Cooling keep heat pumps operating reliably and efficiently year-round.

Boiler Repair and Installation

Need a boiler repair or a new installation? Don’t waste time searching for “HVAC companies near me.” Our decades of experience mean you can trust our team to deliver superior results.

Preventive HVAC Maintenance

Regular tune-ups from our skilled HVAC contractors keep your heating and cooling systems running at peak efficiency. Safeguard your budget against unexpected repairs with professional HVAC maintenance.

tech fixing boiler

Our Latest Client Reviews

Ductless Mini-Split Services

An appealing alternative to ducted HVAC systems, mini-splits let you personalize your comfort from room to room. Count on our repair and installation services to keep everything working smoothly and efficiently.

Indoor Air Quality Services

From dust mites to airborne viruses, indoor air pollution poses serious health hazards. Our selection of indoor air quality products lets everyone breathe easier.

Commercial HVAC Services

A comfortable indoor environment is critical to the success of your business. Our commercial HVAC repair, maintenance and installation services help businesses in and around Bethel Park thrive.

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Experience the Denillo Heating & Cooling Difference

An appealing alternative to ducted HVAC systems, mini-splits let you personalize your comfort from room to room. Count on our repair and installation services to keep everything working smoothly and efficiently.

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