Using Plasterboard or MDF for Ceiling Light Box? Kitchens, doors, rails, stud, tables, chairs, stair cases, garden furniture etc... Find answers and ask questions here!

[DIY-Si]

I notice there is an article on this site helping with installing a Ceiling Light Box. I want to install one in our dining room - is there any reason why I can't use MDF or similar instead of plasterboard, to avoid the cost and mess of a plasterer?