Universal drain hole cover for planting containers
作者： Pamela S. Hatcher
DOI:
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摘要: An improved drain hole cover for use in all types of planting containers is described. A preferred embodiment the comprises a single generally discoid layer lofted synthetic nonwoven material with pressure-sensitive adhesive applied to one side. Generally, can be periphery side pattern so as leave central portion uncoated by adhesive. The disposed, down, on an inner surface container concentric drainage container. In use, allows water out and prevents egress soil through hole.
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