Smith® PRIME-EZE® Water Saver Trap Primer, Series: 2698, 1-1/2 in Pipe, 11-1/2 in Length, Cast Bronze, Satin Chrome Plated, 6 in H
Water saver trap primer utilizes the temporary head of water in the p-trap which occurs during use of certain plumbing fixtures like lavatories and drinking fountains Temporary head of water is sufficient to cause an "overflow" through the connection to allow a small amount of water to flow by gravity through a pipe under the floor to the floor drain trap primer connection, thus the floor drain trap seal is maintained Trap primer works with gray water, thus applicable as green building solution Satin chrome plated cast bronze p-trap with ground joint connection and escutcheons, 1/2 in (13) primer tube with compression fitting connection at wall Invert of connection located 1/8 in (3) above static water level enabling "overflow" into primer tube when temporary head of water is created