[br/][br/]Industrial Waterproof Systems Ltd (IWS) operates facilities in London, ON, Calgary, AB and Edmonton, AB. IWS has been manufacturing and installing top quality Hot Rubberized Asphalt for over 40 years. With tens of millions of square feet of our membrane installed in a wide variety of applications throughout Canada, and hundreds of millions of square feet of the membrane installed worldwide, our track record is unmatched. We are a full service company capable of looking after all of your roofing and waterproofing needs from investigation through to project completion. All projects are approached on an individual basis, with systems custom designed and installed to meet your individual needs. We take tremendous pride in our products and workmanship.[br/][br/]
Certifications and associations
London District COnsrtuction Association and London Property Management Association
- Sevenproof Industries Ltd.