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Providing Exterior Solutions to Northland for Over 75 Years

Limited Lifetime Warranty | Free Estimates | Certified Installation

Limited Lifetime Warranty

Free Estimates

Certified Installation

Hours:

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Comprehensive Options for Your Residential or Commercial Exteriors

You can count on Les Grumdahl Window & Siding for windows, siding, roofing, decks, and more! We carry all the products you need for the exterior of your home or business, and we even have a certified installation crew to make sure it looks perfect. Visit us at our new showroom in Duluth, MN to see our selection!

At Les Grumdahl Window & Siding, we've been serving you since 1947. We're a local, family-owned company, and we go the extra mile for your satisfaction. Most of our products come with a limited lifetime warranty, and we'll try to meet or beat any qualified written estimate. Contact us today for a no obligation free estimate!

From Sales to Installation for Your Exteriors

Les Grumdahl Window & Siding is poised to help customers throughout the area. We offer residential and commercial installation, and we're members of the Arrowhead Builders Association. You can turn to us for the top brands, and special discounts are available. We respond to your inquiries as soon as possible, so contact us now!

A large house with a blue siding and a white garage door.
A white house with a black garage door and a mailbox in front of it.
A house with a truck parked in front of it.
A brick house with a wooden deck and stairs in front of it.
A house with a blue siding and a red roof
A car is parked in front of a blue house with a wooden garage door.
A blue house with white windows is surrounded by trees and bushes.
A large house with a lot of windows and a large lawn in front of it.
A gray house with a white garage door and a white door
house door
house door
shingle roof
siding
green house with siding
garage dood
house door
commercial roof
siding
window
siding
siding window
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Here's what our satisfied customers are saying...