Vinyl Windows in Ontario
– Stylish, Energy-Efficient, Built to Last
Upgrade your home with premium vinyl replacement windows from Sapphire Windows & Doors.
Designed for Ontario’s climate, our windows provide energy efficiency, comfort, and lasting durability.
We deliver expert installation and top-quality craftsmanship you can trust.
Service Areas
Proudly serving homeowners with professional
Exterior Door Installation and Replacement
across Ontario
Toronto • Vaughan • Thornhill • Richmond Hill • Brampton • Barrie • Innisfil • King City • Newmarket • GTA • Mississauga • Oshawa • Ajax • Whitby • Cambridge • Waterloo
We deliver expert installation and top-quality craftsmanship you can trust.
LoĒ Glass Technology
Not all windows are created equal. Sapphire offers advanced Low-E (LoĒ) glass options that reduce energy costs, protect interiors, and keep your home comfortable year-round:
LoĒ-180 ❄️
Engineered for colder climates, LoĒ-180 glass is the perfect solution for Ontario homeowners who want to keep the heat inside during winter.
It allows plenty of natural sunlight to enter your home while preventing heat loss, helping you save on energy bills.
LoĒ-272 🌤️
A popular choice for Toronto and GTA homes, LoĒ-272 provides year-round comfort.
It helps block harmful UV rays, reduces glare on screens, and lowers cooling costs in summer, making it one of the best energy-efficient window upgrades for families who want balance and performance.
LoĒ-366 ☀️
For homes with large windows or sun-facing rooms. LoĒ-366 offers the highest level of protection. With triple-layer coating, it blocks up to 95% of UV rays while maintaining crystal-clear views.
This option is ideal for GTA homeowners looking for maximum comfort, reduced fading of interiors, and long-term energy savings.