CanaSeal is one of Canada’s top, excellent providers of basement waterproofing and leak repair services. They also specialize in basement waterproofing, radon gas protection mitigation and metal roofing. With these services, CanaSeal can provide you with a beautiful safe home protected from radon gas and water damage. Served in Toronto, Vaughan, Brampton, Barrie, Richmond Hill, Oakville, Mississauga, Woodbridge, Guelph, Newmarket.