This kit by VinylDoc is used for fast repairs on broken vinyl window and patio slider frames. Common issues include interlock breakage, hail damage, alarm sensor holes and installation damage. This kit allows you to quickly repair and restore your vinyl window frame to industry standards. Repair nailing fins, alarm sensor holes, screw holes and weather damage caused by hailstorms or debris from high winds with ease. The kit includes; one 2.5 oz 110 - basic white tube of VinylDoc liquid PVC vinyl adhesive to bond repair pieces to existing vinyl, two 7" x 1.5" L-bracket hard stock vinyl repair pieces, and two 7″ x 1.75" adjustable width flat hard stock vinyl repair pieces.