Cleaning Wood Trim Before Painting

Apply wood patch image zoom apply stainable wood patch whose color matches the surface closely.

Cleaning wood trim before painting.

If your house has mildew you can speed up the cleaning process with a dedicated mildewcide. Wash the trim clean and rinse one section before moving onto the next section. Then remove the sanding dust and apply a suitable primer. If the trim is new or already smooth lightly sand using 120 grit sandpaper until all shine disappears from the trim.

How to prepare stained and varnished trim step 1. Clean the wood surface thoroughly. An annual clean with water and a mild liquid detergent is good enough for most doors including those wood doors that have been stained or painted. Give the surface a full day to dry before moving on.

Then move to less coarse sandpaper such as 100 or 120 grit to smooth the surface. Step 3 rub the damp cloth over the unfinished wood rubbing with the direction of the wood grain to prevent splintering. Wipe the solution away with a rag to clear the dirt. It is a powder though can.

Sometimes a good cleaning is all it takes to bring it back to life says wood finisher john thomas. These are the supplies you ll need. Mist a lint free cleaning rag with the spray. Be sure to rinse off the solution then dry thoroughly.

Here are his recommendations for cleaning woodwork properly. Before painting new wood sand all surfaces and edges lightly to smooth the grain. Note that if the baseboards in the room you are cleaning are. If the trim is rough and worn start by sanding with coarse 80 grit sandpaper.

Use a long handled scrubber brush and a mild detergent to gently scrub away accumulated dirt grime mold and other residue. Don t use paper towels as this will leave behind paper particles that may affect the staining of the wood in the future. When you re satisfied with the wood s appearance rinse the exterior from top to bottom with a garden hose. A stiff bristle hand.

Scrub with soap and warm water. Tri sodium phosphate is one of those great little secrets hiding in your hardware store. You ll likely remove a thin layer of varnish or shellac too because the grime has melded. Dip a sponge into a mixture of warm water and dish soap vinegar works well too then go about scrubbing any marks that you can find.

Shield the door surface around the lock with a cloth as you turn the key both ways to remove any excess lubricant. Mix up equal parts of paint thinner and a mild soap such as murphy oil soap and apply with a sponge or paintbrush. Wash wood from the bottom upward with slow easy up and down strokes so the solution has time to soften the grime.