TDI has been specializing in the IMP installation industry as it has evolved from simple ''Freezer Panels'' to today's Architectural IMPs . These advanced panels provide improved building envelope performance, compressed installation times, and unique building facades. Over Thirty Years of Tradition & ExcellenceSince 1981, Thermo Design Insulation ( TDI ) has been providing insulated metal panel solutions to various construction markets across Canada. more... See more text