Prime-Line Products PL 7823 Screen Frame Kit, 3/8 in. x 3/4 in. x 60 in. x 60 in., Aluminum Frame, White Used to build custom size screen frames 3/8 in. x 3/4 in. x 60 in. x 60 in. White in color Aluminum frame material with vinyl spline and plastic corners 3/8 x 3/4 white frame 60 or 5 ft. long Corners included Uses aluminum, fiberglass mesh, aluminum mesh or flexible poly film