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Kingston Window Pros logo

Window And Door Installation In Gananoque, Ontario: Kingston Window Pros’ Energy-Efficient Solutions

Gananoque sits about 30 km east of Kingston on Highway 401, right where the Gananoque River runs into the St. Lawrence. It is a small town, with just over 6000 people and roughly 3000 homes, but it grew almost 5% percent in the lat five years and the housing covers a long span of history. Alot of that growth is some new developments across the town. We've installed flooring in some of Gananoque's original holmes and with in the same week, we have installed in new builds.

The town was incorporated in 1890, and many of the homes near the water and along the King Street core are stone and brick builds from the late 1800s and early 1900s. Masonry homes like these have deep window openings and original wood frames that rarely match a standard replacement size, so the fit matters as much as the product. Homes close to the river also take wind and moisture straight off the St. Lawrence, which is hard on seals and sashes over the years.

Kingston Window Pros works on both the heritage openings downtown and the newer builds at the edge of town, and we measure every opening in person before anything is ordered. Our main headquarters is located in in Kingston, a half-hour drive down the 401, but our crews travel all over the loyalist pocket to serve our customers. We service along South Eastern Ontario, including other small towns such as Loyalist Township and Napanee.

Why Choose Kingston Window Pros ?

Quality Workmanship – We take pride in precise, professional window and door installations built to perform and last.


Honest, Transparent Pricing – We provide straightforward recommendations and clear pricing without unnecessary upselling.


Energy-Efficient Solutions – We help you choose energy-efficient windows and doors designed to improve comfort and reduce heat loss.


Attention to Detail – From accurate measurements to proper sealing and finishing, we focus on getting every part of the installation right.


Reliable Local Service – We understand Ontario homes and weather conditions and provide dependable service from the initial consultation through project completion.

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Window and Door Work in Gananoque

Most of the calls we get from Gananoque fall into a few groups: windows that have fogged up between the panes, entry doors that leak heat around the frame, and older sashes that have swollen or rotted and no longer open properly.

The right fix depends on the condition of the frame and the opening, not only the glass. On a stone or brick home we will often keep the existing opening and fit a new unit into it, which protects the masonry and the interior trim. On a newer home a full-frame replacement is usually the better long-term call. We tell you which one your house needs, and why, before you commit to anything.

How We Start a Gananoque Job

We begin every project with an in-person visit. We check the frame, trim, sill, and the wall around each opening for moisture, rot, air leaks, and openings that have gone out of square. Homes that have stood for a century or more have usually shifted, and almost none of their openings are a standard size, so we measure each one on its own rather than quoting from a chart.

That visit is also when we confirm whether a retrofit or a full-frame install is the right approach, and you leave it with a written price for the work. No estimate from a photo, and no change to the number once the job is booked.

Window installation service Kingston Ontario
Professional window installation Kingston Ontario

Windows Built for the Gananoque Climate

Gananoque winters run cold, and the homes nearest the St. Lawrence take wind and damp off the water. We steer homeowners toward double or triple-pane units with low-E coatings and argon fill, which cut heat loss and reduce the condensation that older single-pane windows collect through the winter.

For the heritage homes near the water and downtown, we can match sightlines and grille patterns so a new, better-sealed window still suits a facade that is well over a hundred years old. Every window we install carries a manufacturer warranty, and we go through what it covers before the work starts.

Entry door installation Kingston Ontario
Modern entry door installation Kingston Ontario

A Local Crew, Not a Call Centre

We are based in Kingston, not a national chain that routes your call through a franchise desk. The person who measures your windows is on the crew that installs them, and if something needs attention after the job, we are a short drive back down the 401.

You get a written quote, a clear timeline, and the warranty terms on paper. For a free quote on windows or doors in Gananoque, call (343) 306-1026 or visit us at 1681 Bath Road in Kingston.