DOOR FRAME :
Wooden Door Frame of hard wood / teak wood of section115mm x 70mm with heat
activated intumescent seal strip of size 10 x4mm and one coat of Fire & anti-termite primer.
DOOR SHUTTER :
42mm thick asbestos free composite Fire / Smoke check shutters of 60 minutes fire rating confirming to BS ; 476 Part - 22 & IS : 3614 Part - II comprising of two 12mm thick Calcium Silicate boards sandwiching 12mm thick Proprietory fire resistance insulation material
faced with 3mm thick commercial ply facing on both sides with heat activated intumescent
fire seal strip size 10mm x 4mm mounted in the grooves on three sides except bottom and
one coat of anti-termite fire retardant primer.