- Protection roof made of coarse stone tile cement mortar C10 thick of 35cm, slope 1:0.5, behide inserted crush stone 2x3cm. Arrange the PVC pipe phía sau
-Protection roof made of coarse stone tile cement mortar C10 thick of 35cm, slope 1:0.5, behide inserted crush stone 2x3cm. Arrange the PVC pipebehind the