Multiseal is the trusted source in Toronto and surrounding areas for high-rise below grade waterproofing, roofing underlayment’s and green roof solutions.
Current innovative designs inspire complex building envelope solutions to reduce the risk of water leakage and ensure maximum performance. Using a wide range of products and our installation expertise, our work performs flawlessly against various harsh weather conditions year after year.
Multiseal provides complete integrated solutions tailored to the specific requirements of your building’s design.

