There are some things ladders can reach, for everything else, there's Jones Scaffolding

HR1, HR2, HR3, HR4, HR5, HR6, HR7, HR8, HR9

WR2, WR3, WR6, WR9, WR13, WR14, WR15, DY10

DY14, LD7, SY6, SY7, SY8, SY9, TF12, TF13, WV15, WV16

CF48, LD3, LD8, NP8

GL1, GL2, GL3, GL4, GL9, GL13, GL14, GL15, GL16, GL17, GL18, GL19, GL20, GL50, GL51, GL52, GL53

CF3, CF14, CF15, CF23, CF24, CF37, CF38, CF45, CF46

NP4, NP7, NP8, NP10, NP11, NP12, NP13, NP15, NP16, NP18, NP19, NP20, NP22, NP23, NP24, NP25, NP26, NP44

CF81, CF82, CF83