How can we help you? How does the stair lift attach to the stairs? 1 out of 3 found this helpful Our stair lifts install directly to the treads of your stair case, not the wall. There is no need to reconstruct or reinforce walls in order to install. Was this helpful? Yes (1) No (1) Category: General Related Questions I have a landing in between two straight flights of stairs, what is the solution to this? What are my other options? Will a stair lift block my staircase? How much weight can a stair lift hold?