|While New Englanders enjoy their four beautiful seasons, homes need to endure the extreme weather conditions seen throughout the year.
The products National Window professionally installs will keep heat inside during winter cold and storms, protect against spring rains, keep out summer heat, and seal against drafts of windy fall storms.
We've done the research and believe that our products offer you the BEST value.
Our vinyl window is ECLIPSE™, a product that is new to this market from a manufacturer that has produced replacement vinyl windows for over 40 years. None of our local competitors are offering products that can even come close to the value you receive with this window. Read more »
If you prefer wood replacement windows for your home, we also install JELD-WEN® clad-wood.
Our vinyl siding is Cellwood. Cellwood siding features Fullback insulation, which protects your home in many ways not provided by standard vinyl siding. We also offer CertainTeed WeatherBoards fiber cement siding, as well. Read more »
Our entry doors are Therma-Tru. It was a bold innovation for the home-building market 25 years ago when they introduced an entryway door that looked as beautiful as wood but performed with the durability of steel. This brand is now the nation's leading manufacturer and most preferred brand of fiberglass and steel exterior door systems. Read more »
If you click above on the Roofing, Insulation, and Gutters tabs, you will be taken to the websites of our affiliates that handle these services.