The Window Source of Mankato

627 S Front St. Mankato, MN 56001

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507-720-0722

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Does replacing windows and Door increase home value

New windows and doors add resale value, cut energy bills, and boost your home’s curb appeal.  Honestly, replacement windows won’t pay back every dollar when you sell your home. In our region, they pay back about 70% of their cost. A new steel front door actually pays back almost twice what it costs. The real […]

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September 25, 2026

When to Replace Your Windows: Key Indicators and Expert Advice

Replace your windows when they leak air, fog between panes, stick, rot, or pass 20 years. Most windows in Mankato last about 20 to 30 years. After that, they start letting the cold in. Your furnace runs longer, and your gas bill climbs every winter. So, how do you know when to replace windows in […]

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September 25, 2026

Triple Pane vs Double Pane Windows in Minnesota

Triple pane vs double pane windows in Minnesota comes down to how much cold you want to block and how much you want to spend. Double-pane windows use two layers of glass with a gas-filled gap between them.  Triple pane windows add a third layer and a second gap. Both work in Minnesota, but they […]

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August 30, 2026

Preparing Windows Before Minnesota Winter

Preparing windows before Minnesota winter means checking for drafts, sealing gaps, and fixing or replacing windows that let cold air inside. Mankato homeowners deal with this every fall once the wind off the river picks up and the temperature starts to drop toward freezing.  This checklist walks you through every step, from quick checks you […]

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August 30, 2026

Do You Need a Permit to Replace Windows in Mankato, MN?

Yes, most window replacement jobs need a permit, and Mankato homes are no different. Swapping a window feels like a simple upgrade. Your city sees it as work on the outside wall of your house. A window replacement permit keeps that work legal and gives you clean paperwork when you sell. Plenty of homeowners find […]

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July 20, 2026

How to Install a Skylight (Step-by-Step Guide for Homeowners)

You install a skylight by cutting a hole in the ceiling and roof, framing both, setting the unit, and flashing it. Most homeowners want one for a dark hallway, a bath with no window, or a finished attic room. Some rooms just have no outside wall to work with. A skylight solves that by pulling […]

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July 20, 2026

Casement Windows Complete Guide

A casement window is hinged at the side and opens outward with a crank, giving you full airflow, a tight seal, and clear views through a single pane of glass. A casement window swings outward on hinges and you open and close it with a crank handle. Some people also call them crank windows or […]

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June 16, 2026

Sliding Windows: Pros, Cons and Best Rooms

A sliding window opens side to side, works well in wide openings, and fits rooms that need easy airflow, natural light, and a simple way to open and close. You push it to one side and it opens. Push it back and it shuts. That is it. A sliding window runs on a track, so […]

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June 15, 2026
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See What Our Customers Are Saying About Us

We just had The Window Source install 6 new windows and a sliding door. They look fantastic! All the windows are triple pane and are very efficient and high quality. The fact that they were about 1/2 the price of the competition was a sweet bonus! Aaron and his team did a great job and showed up on time and were very professional. And no high pressure sales tactics – very refreshing. I would recommend The window Source to all my friends and family.

Andrew Ehlert

I am so happy with our new windows and new door. Ben installed everything for us, and he did an amazing job! I cannot say enough about the installer, he was on time, professional, fast, and his quality of work is superb . His work ethic is none like I’ve ever seen. We will definitely be using The Window Source again in the future!

Mary Shopshear

Initially, Adam Fewins was thorough and knowledgeable. The owner, Aaron was extremely generous. As a customer, David made sure I was taken care of. I’m 110% satisfied with everything! Down to workmanship, Ben Ryman was amazing installing my windows. I felt very comfortable with everyone who was Involved. If you want excellent quality windows, customer service and installation for the price, I highly recommend The Window Source.

Deanna Liddy

Great experience even given the unpredictable product delivery industry this past couple of years. Lots of communication and they were there when they said they would be and finished on time. Ben installed the windows and was polite, efficient and so knowledgeable. Professionalism from top to bottom!

Jeanne Marriott

Had several windows including a slider door and large picture window replaced. Ben and Andrea were very pleasant to work with. Very professional. Cleaned up everything while they were working and after as well. I am so happy I went with Window Sources of Western Michigan.

Tamara Lacy