Cat Mate Wall Liner
Cat Mate's Wall Liner is suitable for wall installation of Cat Mate Lockable Cat Flap (Model 234) with Door Liner, and Cat Mate 4-Way Locking Cat Flap (Model 235) with Door Liner. (For walls of all thicknesses).
See the chart below for number of Wall Liners required*.
*Use an additional Wall Liner for each 2" of wall thickness.