Sunray, one of the leading UK designers, manufacturers and installers of steel commercial doors, fire doors, certified security doors, industrial doors and steel louvre systems, has achieved SR3 and SR4 security rating approval to Loss Prevention Certification Board standard LPS 1175: Issue 7 – for its inward opening steel doors up to a ‘full height’ of 3.075m.
First and only company in the UK to achieve SR3 and SR4 approval for steel doors
