The Brizo Siderna collection combines geometric designs with flowing curves and squared edges. Siderna captures the merging of all these concepts and creates products that are very appealing. This RP74641B Siderna 7-inch Escutcheon is a replacement part for kitchen faucets. The Escutcheon is covered under Brizo's limited lifetime warranty. The brushed nickel finish also includes a superior finishing process that is covered under lifetime warranty.