"Product details Our door guardrail provides 2 kinds of installation methods 1. No punching installation 2. Drilling installation Please choose the right installation method according to your wall: 1. No-punch installation suitable for walls: Wood, Metal, Glass, Tile wall 2. Suitable wall for perforated installation: all walls Please be careful about these tips before you install the baby gate Please don't install it on the wet place, wallpaper, fabric, concrete, and uneven surface if you…