supply of op works mta ( structure items ) -false ceiling of 8-9 mm thick gypsum board , roof panel , wall panel , ppgl u channel of 0.63mm thick for placing wall panels / doors / windows and ventilators , outer flashing 0.63mm thick ppgl sheet at end joints of two walls of 3.00m length clear height for four outer joints ( total 4 nos ) the flashing should have an overlap of atleast 100mm on both sides of walls and fixed to the wall panels with the help of self driven screws , ms flat 40 mm x 6 mm as wind tie fixed on roof sheet 04 nos length of wind tie parrellel length of the shelter. , self driven power screw of size 25mm long inbuilt rubber washer and gi washer , , pvc toilet door of size 750mm x 2100mm , ventilator 450mmx600mm made by aluminium frame section of size 63x38x2mm thick with 3 hinges to the frame of size 38x12.7x2 mm thick with locking arrangement with properly fixed 4mm thick glass pane