WATER-PROOF CEILING

Product and method of construction for which 6 cases of patent, 1 case of utility model, 4 cases of design registration, registration at PCT (International), registration of patent in U.S.A., China and Japan, for patent in India/Eu are under application which are for preventing secondary loss due to loss of information along with damage to equipment as a result of leakage of water at upper part of basic facility computer room, electric power room, medical equipment office and for safer management of high price equipment as well as information, the major resources in society of informationalization.