substance can be pumped to the multi layered device application_number US 49956409 A description fig1 depicts the preferred embodiment of substance delivery system 100 substance delivery system 100 is a multi layer system for delivering substances to a structure in situ wherein the multi layer system has at least two layers in the preferred embodiment substance delivery system 100 consists of three conjoined layers first layer 130 intermediate layer 120 and second layer 110 and at least one piping 150 shown in fig6 while the preferred embodiment of the invention consists of three layers joined together alternate multiple layer configurations are possible first layer 130 is preferably semi permeable in the preferred embodiment of the invention first layer 130 should be made of a material suitable for permeating fluids therethrough while prohibiting passage of concrete or other similar structural construction materials a polypropylene or polyethylene non woven geotextile is suitable additionally other materials known in the art may be preferable depending on the particular application second layer 110 is a non permeable layer that is preferably waterproof and self sealing second layer 110 can be an asphalt sheet or other like material known in the art second layer 110 may have an adhesive affixed to second layer interior side 114 second layer exterior side 112 or both sides 112 and.