Gutter pipes, not of metal; Non-metallic bushings (parts of drains or gutters); Non-metallic gutter connection pieces; Non-metallic gutter supports; Non-metallic gutters for the collection of rainwater; Non-metallic gutters for the collection of waste water; Non-metallic gutters for the dispersal of rainwater; Non-metallic gutters for the dispersal of waste water; Rain gutters, not of metal; Roof gutters, not of metal