With 10 years in the field, and a friendly professional attitude Quality Canadian Home Improvements has serviced hundreds of house roofs, additions and more, making houses into homes. Warranty. We offer a 20 year warranty on labour. If something happens to your roof, we will fix the roof and any damage caused by it on the inside of your home. Insurance. Quality Canadian Home Improvements is insured by Penncorp Life Insurance Company and Wawanesa Insurance Group.