construction of multi purpose hall at crpf public schoolrohini new delhi - profile sheet , pipe , plate , bit , nut and bolt , angle ,welding rod , blade , screw , false ceiling , acp sheet ,toughen glass , upvc doors and windows , silicon , cement, fine sand , course sand , brick b class , stone aggr , brickaggr , tmt rod , providing and filling soil , pvc gitty 40 mm, 10 mm copper , wire , switch , socket , base plate , ironbox , pvc electric pipe , pvc elbow , pvc bend , junctionbox , pvc ins.....