Top Furnace Maintenance Services in Rockville, MD

They are great people to work with! Timely and effective in service with good pricing.

We use Presidential to take care of the HVAC needs of more than 50 of our customers in the greater DC area. We have worked with them for about 8 years now and have always been very pleased with the quality of their work, their responsiveness and their pr...

Great service. Reliable company. Professional, honest, straightforward and would highly recommend.

I have been using Presidential for years and find them helpful, reliable, responsive to emergencies, straightforward and honest with excellent people working for them. My only problem is that they don't seem to have enough people working for them so that...

They were professional, courteous and information. If they had the system I wanted it would have been a great fit.

Very friendly and reliable

Excellent Service from Sales through installation with affordable pricing. I had a complete Heating and Air conditioning system installed and highly recommend Presidential!

This company is so professional. They do an excellent install, clean up everything. They install everything to code. I have referred them to many people.

SCAM ARTISTS!! This technician came out and did a diagnostic test of my air conditioning system on behalf of AHS. (American Home Shield) He found that I needed a new compressor and said that American Home Shield would pay for the part and installation as ...

Good company. I had another company come out to look at my unit when it stopped working and they tried to tell me i needed a whole new furnace. called S/L and they came out and said the problem was dirty evaporator coils. The got me up and running for ...

I was having issues with my furnace refusing to light and was left without heat on a winter day. Jay and Mike from S & L were able to come out to my house in Bowie, MD that very same day and were able to get it running within 10 minutes. They were knowled...

I didn’t expect such a noticeable difference after the cleaning, but it’s real. Even the musty smell that used to linger in the house is gone. The technician was professional and made sure everything was done to my satisfaction. Highly recommended.