Sealing jamb liner for double-hung window sash

摘要

A sealing jamb liner 10 for double-hung window sash includes a thick and rigid resin extrusion 24 having a pair of sash runs 11 and 12 separated by a parting bead 13. A pair of extruded flange elements 25 formed of a thin, resilient, and low spring rate resin material are mounted along respective outer sash run edges 21 and 22 opposite parting bead 13. Each flange element 25 has a sealing 27 angled obliquely of the adjacent sash run and disposed for resiliently engaging and sealing between a sash and an adjacent trim stop.