Locally Owned and Operated
Here at Triangle Exteriors we have been serving our customers now for over 30 years. Giving each customer our personal attention from start to finish when we install our products. We are a licensed, fully insured and accredited business and stand behind every job we do with a lifetime warranty on all materials, labor, and professional installation of all your windows and doors. Replacement Doors and Windows in Lansing and surrounding areas.
Customer Satisfaction Guaranteed
At no point will you have to deal with salesmen, subcontractors, or separate distributors. We give fast, free in home quote for a demonstration or over the phone estimate with a few easy questions and cut out the middleman. We are here to guarantee your happiness with our quality craftsmanship and warrantied work, with a peace of mind you will have for years knowing you made the right choice.
Finding the perfect window and door for you is as simple as answering a few questions and browsing our robust catalog of styles so we can give you a fast and easy quote today! We also have other viewable brochures we can send you for an easy, no hassle look at our line of superior products. Including Alside, Simonton, Pella, Andersen, MW, Silverline, Provia, Therma Tru and many more!