How To Prepare Exterior Woodwork For Painting

Preparing painted wood for repainting.

How to prepare exterior woodwork for painting. Gentle rubbing works best. If your wood was painted before you need sand it down with fine-grain sandpaper to create a key for the new paint stick to. If the blisters go right down to wood level its important to remove the moisture source before repainting.

It is always best to wrap the paper around a sanding block to keep a flat surface with which to sand. Lightly sand the surface to improve the paints adhesion. So if you havent painted exterior within last six months it is recommended you need to wash exterior walls soffits fascia porch ceilings removing dust and debris before painting again.

Its helpful to have the homeowner give the rooms to be painted a quick vacuum or sweep up before the painters get started. Sanding and Scraping The real bulk of the work in exterior paint prep is surface prep. Fill any cracks holes and open joins with an appropriate exterior filler.

It helps prevent any dust particles from sticking to the walls and being painted over. Then take off the blisters with a scraper and sand the surface smooth priming bare timber with a high quality primer before adding the top coats. For exterior bare wood surfaces.

And make sure to avoid these missteps. This will ensure all dust and any particles left behind from moving the furniture away from the walls will be collected. Cracking and flaking on multiple coats of paint.

At the very least preparing exterior trim and siding for painting involves thoroughly cleaning lightly sanding and priming the surface. Go over each area of the wood with your sandpaper to remove part of the top layer of paint but dont apply too much pressure as youll remove too much. If the timber has different contours such as chamfered architrave or skirting wrapping the paper round a firm sponge will allow the paper to get into and onto the contours.