WELCOME TO DJMWELCOME TO DJMDJM is a spray polyurethane foam insulation contractor dedicated to the quality installation of spray foam insulation. DJM has the experience to complete projects of all sizes efficiently and professionally. We offer spray foam insulation product options to suit the needs of any project.We undertake both residential and commercial jobs in the Durham Region and the Greater Toronto area. DJM travels to cottage country, installing spray foam insulation in cottages. We also have drywall finishing services available. more... See more text