Thermal Specialties & Installation CO.

Proud Winners of the Angies List Super Service Award 2014, 2015, 2016 & 2017. Since 1984 Thermal Specialties & Installation Co. has been installing energy saving replacement windows for homeowners in the Maryland and Northern VA. Areas. We are proud of our reputation. The owner has over thirty eight years coming up through the trade, as installer and business owner in the replacement window and door industry. The install manager Frank has been with the company for 25 years. We want you to make the right decision without high pressure, that's why so many customers refer us to their friends and family because we treat them with respect and professionalism all the way through the process of sales, expert installation and clean up.