Stainless steel inner with wood screws.
38mm centres, satin stainless steel.
All of the escutcheons (except washroom) are positively assessed for use on previously tested insulated timber doorsets to provide up to 30 minutes and 60 minutes integrity, and uninsulated steel doorsets to provide up to 240 minutes integrity, in accordance with BS EN 1634-1:2000. Copy of EXOVA WF Assessment Report 190867 Issue 6 dated 30.03.2010.
These escutcheons have been successfully tested to Grade 4 (240 hours neutral salt spray exposure) in accordance with BS EN 1670:2007 Building Hardware - Corrosion Resistance. Report No. WIL 392103 dated 30.01.2018 refers.