Directions for Indoor House Painting It is now possible to paint at any time of year with the introduction of odor-free paints. Open windows enabled dust to enter the room, which might have a harmful result on the final painted surface area. For the best in home painting reach out to the experts at SQP Painting Lynnwood. An interior painting task need to be 50% preparation and 50% paint. Do not hurry to prepare the surface areas, just because you want to utilize the roller or brush. You'll soon be back utilizing the roller or paintbrush in a few months if you do not prepare the surface areas properly.