Frontier Windows and Doors are the specialists in quality, service and dependability in replacement windows, doors, siding, renovations and more in the Niagara, Hamilton, Burlington and surrounding areas.

Our products provide longevity, durability and consistency “providing peace of mind for a lifetime”. Frontier Windows and Doors will provide you with reasonably priced products and services that you will appreciate for as long as you own your home.

At Frontier Windows and Doors we believe that choosing the right company is as important as choosing the right window – we look forward to making that decision easy for you.