Stuff for reading up at home, good for bathroom DIY? (6)

'bathroom diy?' is the definition.
(bathroom DIY may involve tiling a floor or walls)

'stuff for reading up at home good' is the wordplay.
'stuff for reading' becomes 'lit' (short for literature).
'up' shows that the letters should be reversed in order (in down clue: letters go upwards).
'at home' becomes 'in' (similar in meaning).
'good' becomes 'g' (abbreviation).
'lit' written backwards gives 'til'.
'til'+'in'+'g'='TILING'

'for' is the link.