DOOR FRAME :

Wooden Door Frame of hard wood/teak wood section 150mm x 95mm with heat
ativated intumescent fire seal strip of size 15mm x 4mm and finished with
one coat of anti-termite fire retardant primer or paint and fitted with acoustic
seal on all three sides.

DOOR SHUTTER :

65mm thick acoustic cum fire/smoke check Shutter of 38 db acoustic cum of 120 minutes
rating  confirming to BS 476 Part-22 & IS: 3614 part-2 comprising of sandwiching 29mm thick fire resistance insulation material between two 12mm thick calcium silicate board faced with
6mm thick commercial/teakply with heat activated intumescent fire seal strip of size 15mm x 4mm mounted in the grooves of hardwood lipping on all  three sides except bottom along with acoustic seal