Hi, You can use emulsion but it will chip very easily and you will have to start again.
Do it properly, on bare wood give a primer coat first, then a undercoat and finally a top coat of satinwood/eggshell or gloss much more durable in the long term. Hope this helps
Projects that add value to your home - Phil Spencer
Looking to extend your home but don't know where to start? Property expert and Rated People ambassador, Phil Spencer, shares some thoughts on why loft conversions are such a popular way to create more living space and add value to your home.