SPECIAL ORDER ITEM. Review Returns Policy before purchase. The cover plate assembly is a trim component designed to protect the faucet installation for compatible 3500 series deck‑mounted metering faucets. This 4 in escutcheon plate provides a clean look by hiding the faucet mounting hardware and opening in the sink or countertop, while included mounting hardware ensures a secure fit. Ideal for renovation, repair, or new installs where a polished, professional finish is needed.