stair lift carriages may vary on the journey if the controls cause them to slow on inclines and bends. Costs Stair lifts are highly individualized units that vary in price significantly. However, many base units begin between $3,000 and $5,000. Many options affect this base pricing including: length of railing needed, any curves involved, seat upgrades, motor upgrades, seat swivel, seat and foot pedal folding, and power type. See also Central–Mid-Levels escalator (Hong Kong) Elevator Escalator Funicular Home lift Lift chair Moving walkway People mover Shopping cart conveyor Wheelchair lift References External links Elevator World, Volume One, No 1 January 1953 Hansard'', UK Parliament House of Commons Daily Debates record. References to stair lifts: 16 Mar 1990 : Column 395; 7 May 2002 : Column 3WH; Westminster Hall, Sylvia Heal in the Chair; 14 Jun 2004 : Column 744W Original page, including the definition of stair lift, created for the Wikipedia in April 2006 by Philip W Baker, founder member of The Stair lift Institute, a charity which at the time was a registered member of the National Council for Voluntary Organisations. Assistive technology Chairs Elevators Stairways Vertical transport devices