Wall sleeves are specially designed pipes with flanges which can be used to install valves or ducting to the walls. Arconik supplies variety of sleeves specially designed as per applications (internal walls/external walls) and approved as per different standards ranging from 4″ diameter to 32” diameter accomodating different thicknesses of walls. The wall sleeves are commonly installed at the early stage of rebaring and the concrete is casted on to make them a rigid and strong part of the wall.