Residential Affordable heating and cooling services & installations in Harrisburg and throughout the surrounding areas. BOOK AN APPOINTMENT We know that your house depends on its heating and cooling systems to keep your family comfortable no matter what the season is. That's why we ensure that your air conditioner, gas boiler, and furnace are working efficiently when you need them.Our company specializes in everything from gas boiler maintenance to air conditioner installations. Our employees undergo constant training to remain informed about the latest heating and cooling technologies. When it comes to your home air conditioner, furnace, boiler, or even heat pump, CRH offers the best repairs and installations in the Harrisburg area. Emergency HVAC We know how important it is to have indoor comfort. CRH offers 24/7 heating and other HVAC repair services. Give us a call. Home Furnace Looking for a new furnace or servicing an existing one? CRH can help you make the right choice, install, and maintenance against costly breakdowns. Heating & Cooling CRH heating & air experts will analyze your home design, insulation, and existing heating and cooling system to identify the perfect fit for your home. Harrisburg AC CRH conducts maintenance, tune-up, installation, and replacement of your existing AC unit, so they run efficiently during those high usage seasons. Listed are additional installation and maintenance services we offer: Furnace Installation and Maintenance Boiler Installation and Maintenance Heat Pump Installation and Maintenance Air Conditioner Installations, Repairs, tune ups and replacement Common Cooling System Problems A cooling system that's not cooling well enough is your first indication of a problemYou may need to have your air conditioner repaired if condensation begins to build up and water leaks from it.Some rooms of your home may not cool properly due to thermostat issues, while others do.The sound of grating or screeching from the interior could easily erupt into something much larger and cause a complete breakdownIf your air conditioner obtains an unpleasant smell, it can be unhealthy as well. We Perform Air Conditioning Installations and Replacements for All Major Brands Free Estimates on New and Replacement Heating and A/C systems! Call Commercial Refrigeration of Harrisburg to make the right choice if you aren't sure which brand to buy. Contact us today!