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Kielstra Siding & Windows

Windows & Patio Doors

Windows & Patio Doors

Trusted Window & Door Installations Since 1963

For over 60 years, Kielstra Siding & Windows has been helping homeowners enhance comfort, style, and energy efficiency with high-quality windows and patio doors. Every installation is handled with precision to ensure lasting performance, a perfect fit, and a beautiful finish that complements your home’s exterior.

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the options

Styles & Materials

All of our windows and patio doors are custom ordered to match your home's existing design and specifications, ensuring a seamless fit and cohesive appearance.

Windows Styles

(excellent ventilation and clear views)

Patio Doors

(large glass panels and smooth operation)

Colour & Texture Options

(classic white to modern black)

Windows Styles

  • Casement Windows: Hinged on the side and open outward for excellent ventilation and clear views.
  • Awning Windows: Hinged at the top to allow airflow while keeping out rain.
  • Single and Double Slider Windows: Smooth-gliding horizontal operation for easy use and a modern look.
  • Single and Double Hung Windows: Classic vertical-opening styles that combine tradition with efficiency.
  • Bay and Bow Windows: Extend outward to add space, light, and architectural character.
  • Picture Windows: Fixed panes that maximize natural light and outdoor views.

Patio Doors

Our sliding patio doors are designed to provide easy access to outdoor spaces while maximizing energy efficiency, durability, and security. Featuring large glass panels and smooth operation, they bring natural light into your home while maintaining comfort year-round.

Colour & Texture Options

Our supplier offers a wide selection of exterior and interior finishes, frame colours, and hardware options. From classic white to modern black or woodgrain finishes, you can choose a look that complements your home’s style both inside and out.

The Benefits of New Windows & Patio Doors

Upgrading your windows and patio doors offers both aesthetic and functional advantages:

Improved Energy Efficiency

Modern designs with insulated glass help reduce drafts and energy costs.

Enhanced Comfort

Better insulation and sealing improve temperature regulation year-round.

Noise Reduction

Add-on options with advanced glazing can help minimize outside noise for a quieter home.

Increased Natural Light

Larger panes and slim frames bring in more daylight.

Boosted Home Value

New windows and doors elevate your home's appearance and home value.

Better Protection

Quality materials and expert installation help shield your home from the elements.

Excellent Warranty Coverage

North Star Windows & Doors products include an exceptional, transferable warranty that adds long-term peace of mind and value.

  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project
  • Windows & Patio Doors project

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Maintenance & Care Tips

Modern window and door systems are designed for lasting performance with minimal maintenance:

Vinyl Frames

Require only occasional cleaning with mild soap and water to maintain their finish.

Glass Surfaces

Clean with a non-abrasive cleaner for a streak-free shine.

Tracks & Hardware

Keep sliding and locking components clear of dirt and debris to ensure smooth operation.

Trusted

Suppliers

Select a logo to view the supplier’s windows & patio doors page

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North Star Windows & Doors

Why Us

Why Choose Kielstra Siding & Windows?

  • Serving homeowners with trusted expertise since 1963
  • Custom-ordered windows and patio doors for a perfect fit
  • Partnership with North Star Windows & Doors
  • Professional installation with attention to detail
  • Long-lasting results that enhance comfort, style, and efficiency
  • Small town business - you're more than just a customer, you're a neighbour
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