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Beautiful Montana Home
Best Customer Service in Montana

Welcome to Montana Exteriors

We specialize in the best window replacement, siding, and customer service in Montana.

Think we are kidding? See our reviews or ask for references. Everyone is raving about Montana Exteriors!


We offer high quality, energy efficient and beautiful windows at an exceptional price. Transferable Lifetime Warranty included.


This is our specialty. We are Montana’s trusted choice for home window replacement. Energy efficient in heat or cold along with our dedication to excellence and super-fast installation, your will be saving money and enjoying the comfort and beauty of your home in no time at all. We also clean up our mess so all you have to do is relax and enjoy!

Best Window Replacement in Montana

Lifetime Warranty

Guaranteed for the life of your window. No frills, no hassle – we replace your windows no questions asked.


If you sell your home, you may transfer the lifetime warranty to the new owners. You won’t find that kind of trust and value very often in this industry.

Lifetime Warranty
Lifetime Warranty on Windows
Best Siding in Montana


High-quality siding at a great price and with a lifetime warranty!


New siding can enhance the look and feel of your home. This investment can reap huge benefits when it comes time to sell your home. We offer a huge variety of colors and materials. We also leave your property without any mess to clean up!


Durable and affordable roofing that saves you money, enhances the look and feel of your home and increases the value of your home.

Best Roofing in Montana

Call today to receive a free estimate


Free Estimate - Contact Montana Exteriors today

We come to you! One of our experienced installers will come to your home and get exact measurements to ensure a perfect fit.