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 Is a stair lift difficult to operate? Can I take the arms off of the stair lift to make the seat wider? Will my insurance cover the cost of a stair lift? What if something is in the way or on the track of the stair lift?