Description

Perko’s thru-hull scupper is designed for surface thickness from 2″ to 4-3/4″. The female portion of the scupper can be cut down by one rib for each 1/4″ difference between hull thickness and 4-3/4″. Note recommended for use below the waterline. ID: 1-11/32″. Mounting Hole Diameter: 1-13/16″. Maximum Hull Thickness: 4-3/4″. Flange OD: 2-15/16″.
Molded white polymer adjustable thru-hull scupper with recessed soft black flapper
Designed for surface thickness from 2″ to 4-3/4″
Female portion of the scupper can be cut down by one ribe for each 1/4″ difference between hull thickness and 4-3/4″
Built with quality materials