Some manufacturers sell stair lifts designed for a do-it-yourself installation. We recommend installations by trained professionals to ensure safety. The following tips can be used when purchasing or installing a stair lift.
Permits. Check with you local officials for any permit requirements. Some states require an elevator permit to install a stair lift.
Measurement. Measure the total width and length of your stairway. Include the distance at the top and bottom of the stairs for adequate and secure entry/exit to and from the stair lift.
Type of Stairway. The most simple type of installation is for straight stairways that do not include multiple sections or curve; You will need a curved stair chair lift if your stairway includes curves or multiple sections. The stair way should be at least 36 inches wide (91cm).
Power Source. Make sure there is an outlet near the staircase that can accomidate your stair lift. The outlet should be on its own breaker.
If you still want to install a stairlift on your own then the following may be helpful. Purchase a stair lift that was designed for a DIY install. Straight stair lifts are the easiest to install yourself, curved stair lifts should always be installed by a professional. Most DIY stair lifts can be installed in about 4 hours, on smaller stairways. Take a look at the resources below to get an idea of how hard it is to install a stairlift.