Recommended reflection factors include each of the following, except -
(PARK TB 23rd edtn pg 740) Recommended reflection factors include:- - ceilings and roofs - 80% - walls - 50 to 60% - furniture - 30 to 40% - floor not more than 15 to 20%
Ceilings 80%
Roofs 40%
Walls 50 to 60%
Furnitures 30 to 40%
Environment and health