Custom
Replacement Windows
in Kitchener-Waterloo


Supply-only windows available for DIY and contractors

Custom-Sized
for Your Home.
Expertly Installed.
Designed for Energy Efficiency.

At Dan’s Discount Windows & Doors, we supply and install custom replacement windows designed for your exact openings, style preferences, and budget. From classic casement windows to statement-making bay and bow designs, every window is built to order and professionally installed for long-term performance.

  • Custom Sizes & Configurations
  • Multiple Colours, Glass Options & Hardware Styles
  • Energy Star® Rated Products
  • Professional Installation
  • Free In-Home Quotes
300+ Reviews

Custom-Built
…Not One Size Fits All

Your windows are manufactured specifically for your home’s dimensions, ensuring a precise fit, better insulation, and a cleaner finish.

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Energy Efficiency
You Can Feel

Our windows meet or exceed ENERGY STAR® standards, helping reduce drafts, heat loss, and energy bills year-round.

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Professional Installation Matters

Even the best window performs poorly if installed incorrectly. Our experienced installers ensure proper sealing, insulation, and long-term durability.

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Local Showroom,
Local Support

Visit our showroom to explore styles, colours, and finishes in person—and speak with knowledgeable staff who understand local homes and building codes.

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25 Years Serving
Kitchener-Waterloo

Dan’s has been a proud supporting member of the KW community for over 25 years.

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Stock Windows & Doors
plus Delivery

We have all options available including stock choices and we can deliver your windows and doors if you choose to install them yourself.

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Choose Your
Window Style

fixed picture window sample photo

Fixed & Picture Windows

Designed for maximum natural light and unobstructed views, fixed picture windows are ideal where ventilation isn’t required.card.

Single Hung Windows

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Bay & Bow Windows

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Casement Windows

Hinged at the side and opening outward, casement windows provide excellent airflow and tight sealing when closed.

Slider Windows

Sliding horizontally for easy operation, slider windows are practical, affordable, and ideal for wider window openings.

dans egress tilt and turn window photo

Egress Windows

Required for many basement bedrooms, egress windows provide a safe emergency exit while increasing light and livable space.

Architectural & Specialty Shapes

Add visual interest with custom shapes including arches, circles, angles, and unique configurations.

Awning Windows

Top-hinged and opening outward, awning windows allow airflow even during rainy conditions—ideal for bathrooms and basements.

Hopper Windows

Hopper windows are bottom-hinged and open inward from the top, making them ideal for basements and smaller spaces where ventilation and security are important.

Customize Your Windows

At Dan’s You Are Never Locked Into One Option.

We Make It Easy To Choose What Works Best
For Your Project and Budget

Colours & Finishes


Choose from a wide range of interior and exterior colours to match your home’s design.

Glass Options


Available upgrades include:

Double or triple pane glass
Low-E coatings
Argon gas fills
Privacy & decorative glass

Hardware & Trim


Select hardware styles and interior trim options that complement your space.

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Trusted Brands & Quality Manufacturing

Dan’s partners with industry-leading manufacturers to ensure consistent quality, strong warranties, and long-term value.

We’ll Bring Our Showroom To you!

Contact us for a FREE In-Home, Phone, or Virtual Consultation and Quote.
We can handle any window and door installation big or small.
Your information is private, and secure and won’t be shared.

Get A Free Quote

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