Best of 2019
"I received a quote from Great Northern Insulation and was pleasantly surprised at the price. The installers, Devon..."
Best of 2012
"This is my 3rd time using Cosmopolitan. In 2009 they installed a new furnace, tankless water heater and A/C in my old..."
"We were very happy with the work that Mark's team did for us in re-insulating our basement. It was done on time and..."
"I needed to replenish the insulation in my attic and I am so happy I stumbled upon Knox Insulation! Kyle and his crew..."
"Hi Chris, many thanks for the pleasant surprise in coming out on short notice to handle my odd request of..."
"Highly recommend Jay and his team- great to work with. Showed up exactly when he said he would "
"Excellent job over all. Very professional and a man of his word. I would definitely recommend him to everyone. "
"Great job by Frank. he worked around my schedule with my other trades. Actually charged less than his original quote...."