Our Made to measure Flat Frames are made in the traditional, double layered method. Starting with a mild steel backing plate then covered/wrapped with the finishing material i.e. Stainless steel/Brass/ Copper etc. The corners are mitred for achieve a smooth finish with no raw edges on show. The two layers together are approx.3-4mm in thickness. A flat frame can be fixed with either high temperature adhesive or magnets. Delivery approx. 2 weeks.