Display Screen Equipment (DSE) assessor Anna describes how to set-up your ergonomic office chair correctly. The chair used in this demonstration is an RH 400: www.back2.co.uk/RH-Logic-400-p26.html. . Also see our video which also covers setting-up your desk correctly: www.youtube.com/watch?v=x7NIpepRrf0. For more information about DSE assessments see our website: www.back2.co.uk/DSE-Assessment-Page-18.html