Concealor® Pancake Head Screw Is FM Approved for Wall Fastening

January 2019

Triangle Fastener Corporation, Pittsburgh, announces that their 1/14-14 DP3 Concealor® Pancake Head Screw is now FM approved for wall fastening per FM Approval Standard 4881, Class 1 Exterior Wall Systems. TFC developed the screw specifically to attach insulated metal panels.