The existing wall caps were removed and the footings under the pipes were temporarily relocated. The current roof waterproofing was demolished as well as the existing edge trims.
An adhesive vapour barrier was placed on the steel deck and the upstands . The Pir insulation was mechanically fixed to the roof surface , this type Recticel Eurothane Silver - thickness 100mm RD 4.50.
Next, we installed an EPDM sealing membrane on the roof surface and the upstands.
The client chose to also replace the existing skylights with steel deck and new roof structure .