BPeerless RP71445 Stem Unit Assembly Seat and Spring, Bonnet Nut and Washer ReviewbP PP Peerless RP71445 Stem Unit Assembly Seat and Spring, Bonnet Nut and Washer P1.5 gpm, 5.7 LminPDesigned exclusively for Peerless faucetsPMade to original specificationsPRigorously tested to ensure quality performancePPeerless is one of the first in the industry to qualify for the new WaterSense(R) program developed by the EPA for showerheads and handshowers.