Top Boiler Installation Services in Hanover, PA

Testerman Heating & Cooling installed a new heat pump, ac unit and all ductwork for me. I was extremely pleased with the service and they worked with me to get a unit that was efficient for my budget. I felt confident that I wasn't being taken advantage ...

Randy dropped everything when he heard my mother was without heat in the middle of winter. He arrived within an hour during a snowstorm to check it out. He didn't charge a dime for the initial visit, and my mom now has heat! We sincerely appreciate his de...

Testerman heating and cooling is the best Hvac contractor I have ever dealt with. They installed a new heat pump in my house, a 17 seer communicating system. They were very knowledgeable about the new technology and also very well priced. My house is old...

Randy showed up on time was very Knowledgable, did not try to sell me anything I did not need and my A/C checkup was done in a timely manner. Went above and beyond what other companies would have done. Would highly recommend Randy and I will use him agai...

Randy knows his stuff. He provided a complete solution for this house, 5 heat pumps / 8 zones, all working perfectly one year later. A+++ Highly recommend.

Can't say enough good things about Randy Testerman at Testerman Heating & Cooling. He installed a heat pump/air conditioner for us last summer (2014) at our 35 year old home in Red Lion, and did outstanding work at an excellent price. He was there whe...

the owner is very unprofessional.. Total airhead

Cornerstone does a fantastic job when it comes to Heating and Air Conditioning. They are highly educated in their line of work and pricing is on spot. Cornerstone is who you want to call when you have HVAC needs.

Ron is prompt and professional in every aspect of the job - returning calls, arrival, etc. He is friendly and well organized. Ron's HVAC knowledge and ability to diagnose the problem, explain it in a layman's terms, then efficiently fix it are outstandi...

This guy is very rude. I would look elsewhere for your needs.

I was amazed at how quickly he called me to arrange a time to look at our furnace (about a minute after I submitted the request on Porch). Job was done quickly and inexpensively the same day!

Ron installed a brand new Central Air system in my home. Duct work, electrical and central air system on 6-1-2015 with in 1 week he had to come back to our home and recharge our system. With in the 1st month he came 2 more times for the same issue. Not on...