MI Windows & Doors
Please use our Contact Form to be connected with someone on our team discuss your project or to get further information.
Why MI Should Be Your Trusted Manufacturer
As one of the nation’s largest suppliers of high-quality windows and doors for remodeling, replacement, and new construction projects, our customers count on us to provide a proven product backed by exemplary service. There’s so much that goes on behind our windows to ensure a positive experience for homeowners, our professional partners, and our team members — from the relationships we build, to our relentless attention to detail and state-of-the-art facilities.
Proudly Made in America — Crafting high-quality products since Metal Industries (MI) was founded in 1947.
MI is committed to do what it can to help our country grow and prosper. One of the most important ways is to build our products in the USA employing Americans in the process. We are proud to be able to say, without exception, that all our windows and doors are assembled in the USA.
Product Selection
Find the perfect energy-efficient window for your home with ease, and get the integrity and precision you deserve every step along the way. At MI Windows & Doors, we strive to provide you with the best replacement windows and new construction windows, and we believe every detail matters. That's why we strive to deliver an exceptional experience throughout the entire process — from making it simple to find the right product, to on-time delivery, attentive support, and windows you can count on to perform for years. Because to us, every project is personal.
MI Windows & Doors carries multiple patio door options perfectly engineered for any climate, including any coastal requirements.
With options like heavy-duty screen, key locks, hardware colors, handle styles, multiple-panel offerings, and a french rail style, our doors fit any aesthetic. Some door styles are fully reversible and have multiple glass options.
Visit the MI Windows website or National Lumber's eShowroom to learn about their products, or contact National Lumber today to be connected with a Window & Door expert to discuss your specific project!
Relax, you're in good hands
At MI, we understand that your house isn't just a house — it's your home. That's why we offer some of the best vinyl windows on the market, built with the care and precision that you deserve.
ENERGY STAR® Program
At MI Windows & Doors, we are committed to providing our customers with high-quality, energy-efficient products. To do this, we proudly partner with ENERGY STAR® and work to continuously improve our products to meet its increasingly stringent requirements.
Satisfaction Guaranteed
Find the perfect energy-efficient window for your home with ease, and get the integrity and precision you deserve every step along the way. At MI Windows & Doors, we strive to provide you with the best replacement windows and new construction windows, and we believe every detail matters. That's why we strive to deliver an exceptional experience throughout the entire process — from making it simple to find the right product, to on-time delivery, attentive support, and windows you can count on to perform for years. Because to us, every project is personal.