Longitudinal facing, facing retainers, and facing structure having facing and facing retainers

摘要

Longitudinal facing (1) laid on a base (2) between retainers (6, 7) at a prescribed spacing includes a central face plate (11), an inner riser (12) along right and left edges of the face plate, an outer riser (14) on an outer side of each inner riser, a drain channel (13) formed between the inner and outer risers, an engaging portion (141) at at least one of end and median portions of the outer riser and in resilient engagement with the retainers.