The depth of insulation is 2 ft - it was blown in. I also insulated the garage doors with styrofoam panels received at copyright (There's a certain kit for this). Earlier, the garage and lani weren't insulated. The solar panels (“modules”) the thing is on households As well as in https://deangwhsa.thenerdsblog.com/40754913/facts-about-solar-company-in-sriganganagar-revealed