Designed to conceal mounting fasteners under quick-twist cover. Low-profile, self-centering. Quickly locks into place. Three separate sealing areas designed to chase water from plate opening, assuring watertight closure. Non-jamming, self-cleaning bayonet threads. Lift center for easy removal. OD: 7''. ID: 5''. Hole Cut: 5-1/2''.

MFG# DP50W UPC# 021083001692