Tri-Creek is Lowell’s Go-To
for Windows and Doors from Brands You Trust.
Whether you’re building new construction or remodeling your home, you’ll find the best names in modern, energy efficient windows and doors at Tri-Creek.
Andersen Windows & Patio Doors
As an Andersen Window circle of excellence dealer, Tri-Creek offers the full range of Andersen’s premium quality windows in wooden, aluminum and vinyl fabrications.
Single and Double Hung
Casement Windows
Awning Windows
Picture Windows
Whether you’re building new construction, remodeling or looking for replacement windows, Tri-Creek has the style, size and fabrications you’re looking for. In addition to Andersen windows and patio doors, we also offer windows from well-known, quality-made brands like Alliance Window Systems.




Interior and Exterior Doors from ThermaTru, Masonite and More
Choose from wood, fiberglass or steel fabrications for entry and interior doors from the best names in doors, including Therma Tru and Masonite. If you’re installing a brand new door or replacing the frame, we offer prehung door selections, which allow you to install the frame and door all at once.
As the leading manufacturer of fiberglass and steel door systems, Therma Tru has been in business for more than 55 years. Therma Tru is known for its AccuGrain(R) technology, which delivers the durability and energy efficiency of a fiberglass door with the rich, authentic look of wood.
Let’s Get to Work
Visit us today to see our window and door offerings, learn more and place an order. Questions? Give us a call at (219) 696-8936!