Shunda Polyurethane Ltd. is a Canadian company based in Toronto, Ontario. With over 20 years’ experience in the Spray Polyurethane Foam (SPF) industry, Shunda has a dedicated and innovative team that engages in researching & developing and manufacturing SPF to serve clients for residential, commercial and industrial buildings. 2lbs Comfort Lock Foam is our signature product. We also carry other polyurethane related products like spray foam release. In the future, there will be more polyurethane related products launching.