Windows & Doors · Kitchener–Waterloo
Window Replacement in Kitchener–Waterloo
New windows that cut your energy bills, boost your home's value, and come with a warranty that actually means something — installed by a local Kitchener team.
- Free in-home consultation & written quote
- Energy Star® certified vinyl & fiberglass windows
- Most installs finished in 1–2 days
Free in-home consultation · No high-pressure sales · Written warranty
Kitchener Window Pros replaces windows and doors for homeowners across Kitchener, Waterloo, and Cambridge. We install energy-efficient vinyl and fiberglass windows — casement, awning, bay, bow, egress, and more — with professional installation, a written warranty, and upfront pricing. Most Kitchener window replacement projects are completed in one to two days.
Why Kitchener homeowners choose us
Windows done right — the first time
Upfront, written pricing
No surprise fees or pressure tactics. You get a clear quote you can hold us to.
Local crews, not subcontractors
Our own trained KW installers do every job — the same team from quote to cleanup.
Energy Star® certified windows
Built for Ontario winters — cut drafts and lower your heating bills year after year.
A warranty that means something
Written 5-year warranty on products and workmanship — in plain English.
Financing available
Flexible monthly payment options so new windows fit your budget, not just your wish list.
Our process
Four simple steps to new windows
Free in-home consultation
We measure, listen to your goals, and recommend the right windows — no pressure, no gimmicks.
Clear written quote
You get an itemized, upfront price with your options spelled out. Usually within 24 hours.
Professional install (1–2 days)
Our own crew installs, seals, and cleans up. Most Kitchener homes are done in one to two days.
Warranty & follow-up
We register your written 5-year warranty and check in to make sure everything's perfect.
What we install
Windows & doors for every KW home
Vinyl Windows
Affordable, energy-efficient, and virtually maintenance-free — the most popular choice in KW homes.
Learn moreCasement & Awning Windows
Crank-open windows with the tightest seal for airflow and efficiency.
Learn moreBay & Bow Windows
Add space, light, and curb appeal with a custom-built bay or bow.
Learn moreEgress & Basement Windows
Code-compliant egress windows that make basements safe and legal to occupy.
Learn morePatio Doors
Smooth-gliding sliding patio doors that seal tight and open wide.
Learn moreEntry & French Doors
Secure, insulated entry doors and elegant French doors built for Ontario winters.
Learn moreReady for windows that pay you back?
Book a free, no-pressure in-home consultation. Get a clear written quote with upfront pricing — usually within 24 hours.
Window replacement in Kitchener: FAQ
How much does window replacement cost in Kitchener?
Most window replacement in Kitchener runs $700 to $1,500 per window installed, or about $8,000 to $18,000 for a full-home replacement of 10–12 windows. Vinyl is the most affordable; fiberglass and larger units cost more. See our full cost guide for a breakdown by window type.
How long does a window installation take?
Most Kitchener window replacement projects are completed in one to two days. A few windows can be done in a single day; a full-home replacement usually takes two. We work efficiently and clean up every day.
Do you offer financing?
Yes. We offer flexible monthly payment options so you can get the windows you need now and pay over time. Ask about current financing plans when you book your free quote.
Are your windows Energy Star® certified?
Yes. We install Energy Star® certified windows built for the Ontario climate, which helps reduce drafts and lower your heating and cooling bills. You may also qualify for energy rebate programs [verify current programs].
Get your free window quote today
Book a free in-home consultation with a local KW team. Clear written pricing, no pressure — usually within 24 hours.