Accurate Dorwin Fiberglass windows are strong and stable allowing for slim frames to maximize your view. This extremely low conductivity material combined with foam insulation and our Window Powered glass all combine to help keep your home comfortable and your energy bills low. It’s also an ideal material to offer enduring color options to support today’s design trends.

1. Maximum Energy Effiency
Strong, dimensional stable, low thermal conductivity fiberglass – foam filled for maximum energy efficiency and warmth.
2. Sealed Areas for Lasting Performance
Thick-wall vinyl, multi-chambered with fusion welded joints – durable, sturdy and air and watertight.
3. Custom Colour Capabilities
Enduring paint finish in 14 standard colours with split finish and custom colour capability.
4. Santoprene™ Weatherseals
Santoprene™ rubber weatherseals – air and watertight to low temperatures.
5. Tri-Seal™ Edge Spacers
Tripane Window Power Glass featuring Tri-Seal™ warm edge spacers – reduced condensation and lasting performance.
6. Dual Arm Hardware
Truth™ dual arm roto hardware for smooth, long-lasting operation.
7. Perfect Fit Trims
Wide variety of exterior trims for the perfect fit.
8. Your Choice of Trims
Interior trims in your choice of white composite vinyl, oak and fir jamb extensions.
Design it Your Way & Choose Your Style
No matter what the need, Accurate Dorwin offers a window to make the most of a building’s design.
Fiberglass Window Colour
In addition to the standard white and thirteen optional colours or we can match any pantone colour.
Energy Efficiency Window Powered Glass
Pultruded Fiberglass window frames have a much lower thermal conductivity than other materials such as aluminium. This combined with insulated frames and sashes results in some of the most energy efficient windows in the world.
Tri-Seal Spacer
Tripane Window Power Glass featuring Tri-Seal™ warm edge spacers – reduced condensation and lasting performance.
Greener Homes Grant
The Greener Homes Grant is an initiative by the Government of Canada to help homeowners make their homes more energy-efficient, by providing rebates up to $5,000 for new window installations that meet the Greener Homes energy standards. Polar Windows has been known for high-performance products since 1976 through innovative design and by recognizing global trends that maximize energy efficiency. Let us help guide you through your journey.
Warranty
Learn about the exceptional coverage our Residential Warranty provides for your new windows.