Your Comfort Starts Here.
Serving Armstrong, Butler County & Western PA with Reliable, Veteran-owned and operated HVAC services
HVAC Installation & Repair
From full system installs to fast, reliable repairs, we’re your go-to team for year-round comfort
Commercial HVAC
We deliver dependable heating and cooling solutions to businesses across Western Pennsylvania—built for performance, backed by experience.
Custom Duct Installation
Our ductwork is custom-designed for your space to improve airflow & efficiency, and keep every room feeling just right.
Your Local Heating & Cooling Team
Established with a vision to deliver unparalleled HVAC services to the residents and businesses of Armstrong, Butler County, and all of Western Pennsylvania, Nemchek Heating & Cooling stands as a beacon of excellence in the heating and cooling industry. For years, our family-owned, veteran-owned and operated business has been committed to providing comfort and quality air solutions, all while building lasting relationships with our clients. Learn more about our journey, values, and dedication to being the best in the field.
We're a Team That Treats You Like Family
Full-Service Heating, Ventilation & Air Conditioning for Every Season
- Locally Owned & Operated – Proudly serving Western PA communities.
- Veteran Values – Precision, reliability, and respect in every job.
- Certified Pros – Skilled in modern Daikin systems and more.
- Straightforward Service – No pushy sales. Just honest, quality work.
HVAC Installation
Learn More →We install efficient, high-performing HVAC systems that are built to last. Whether you're upgrading your home's comfort or building new, we handle every install with precision—serving Slippery Rock, Butler County, and across Western PA.
HVAC Repair
Learn More →Broken heat or AC? We respond quickly with expert repairs that get your system back in shape. From strange noises to full system outages, our team solves the problem—no stress, no guesswork.
Commercial HVAC
Learn More →We partner with local businesses (outside the city of Pittsburgh) to deliver dependable heating and cooling solutions that support your operations. From system installs to maintenance, we know how to keep things running smoothly.
Custom Duct Installation
Learn More →Proper airflow starts with proper ductwork. Our team designs and installs duct systems tailored to your space, improving air quality, comfort, and system efficiency throughout your home or building.
Hot Water Tank Installation
Learn More →Say goodbye to cold showers. We install reliable, energy-conscious hot water tanks across Western PA—always with expert setup and clean workmanship that gets the job done right.
Gas Lines & Electrical for HVAC
Learn More →We’re certified to handle gas line connections and electrical work for HVAC installs and upgrades. Safety and compliance are always our top priorities—serving Clarion County, Armstrong, and beyond.
Trusted Products, Backed by Daikin
As certified Daikin Comfort Pro Dealers, we bring our customers the best in innovation, energy efficiency, and reliable performance. Whether you're upgrading your home or outfitting a commercial space, Daikin’s systems are engineered to deliver comfort that lasts.
