ZDV-UL is suitable for use on previously tested (or assessed by warringtonfire) uninsulated steel doorsets, to provide up to 60 minutes integrity performance if tested in accordance with BS 476: Part 22: 1987 or BS EN 1634-1: 2000. WF Assessment Report No. 303317 Issue 2 dated 11.01.2011 and WF Report No. 361830 dated 12.02.2016 refer. Copy available upon request. UL Listed in USA.
15mm bore hole, 26mm outside lens.