Extreme Window & Entrance Systems

At Extreme Window and Entrance Systems, we believe that your windows, like your home, should be a reflection of your life. It’s why we build them here in Atlantic Canada, with our challenging climate in mind. It’s why our team of experienced craftsmen use the best materials to build them to the highest of standards, Energy Star© certified to ensure long-lasting comfort and environmentally sound insulating power. And it’s why we offer the widest range of customization choices and designs, to ensure that your windows and entrance systems fit your home perfectly, inside and out.