Knollwood AC, Furnace & Boiler Services

Stephen R. was the technician that serviced my A/C unit and he did a great job. He was very thorough, informative, and he patiently answered all my questions. I would be very happy to have him out for future appointments.

Thomas K. is great. Has serviced my furnace and installed a new water heater. Today he serviced my AC as part of my maintenance plan. Here are before and after pictures. Will always ask for Thomas and use Lindemann in the future.

What a great experience I had with this crew. Friendly, efficient and clean! Brandon, Anthony and James were the reason for this 5 star review! Even though the temperature is warming up, I can’t wait to use my cleaned and repaired wood burning fireplace Lindemann Fireplace is now the only Chimney company I will be […]

Very pleased. easy to schedule. technicians were professional, kind and informative. plan on being a return customer :). thanks, team Lindemann!

Thanks for keeping our house warm with your usual good service!

Great company and fantastic service!! Extremely knowledgeable!!

Our Bryant Evolution thermostat sent us a few error codes in January. I think they were caused by snow sliding off the roof onto the heat pump outdoor coil, blocking its fan, but I asked Lindemann to come check it out, and try to avoid a critical failure during bad future weather. We have an […]

I use them for my fireplace, furnace, AC at 3 different locations. I will absolutely continue with them!