US Patent 7647724 Irrigation mat and method of use

An irrigation mat is comprised of a water impermeable base sheet, a water permeable top sheet and a capillary mat disposed between the base sheet and the top sheet. One or more flat pliable optional drip tapes are loosely disposed between the top sheet and the capillary mat and displaceable therebetween to any desirable position. The drip tape is a hollow flat tube constructed of perforated plastics material and extends at least a full length of the irrigation mat. The irrigation mat with the drip tapes is capable of being rolled up upon itself to form a roll. The top sheet is also heat fused to the folded edges of the back sheet.