You can do it by yourself. 7 X& E# l) B4 P/ W& E 2 k1 Y2 d" v! B4 o! L( b+ [
they have a special tool to force in, just right beside the screen, or simply jsut buy a package with tool and screen. : F8 u0 @, F5 k$ Q9 F4 ~ Y + t9 I) R5 }2 D
just be careful the size and the length, there are 2-3 different size, for patio door or for window.