Caulking Wood Siding Before Painting

Work efficiently by following each step.

Caulking wood siding before painting.

This can cost hundreds to thousands of dollars to eradicate. Caulk should dry before painting over it otherwise it can cause new paint to crack and warp. A diyer or a novice painter might attempt to achieve a cleaner look by caulking the siding nails but the nail is guaranteed to push the caulking material out within a few months. The different kinds of caulking for your home.

The places on the exterior of the house that need careful caulking before painting would be the fascia board joints of the overhang. Though you can prime before or after caulking under normal circumstances priming first yields better results. Also any butt joints and joints at the peak of diagonal fascia boards. Let the caulk cure for a few days before power washing the exterior.

For caulk that will be painted over a latex caulk should be used. Particularly at the corners where they are mitered together. Scrape away any peeling paint adjacent to the caulked areas. Some specialty caulks may need a primer before paint is applied but most caulking is paintable.

The nails holding up the siding should not be caulked. The next place would be the soffits or the plywood underneath. Don t caulk the horizontal joints on siding where the siding courses overlap. There are several different types of caulking on the market.

If doing so exposes bare wood recaulk all cracks between any two nonmoving materials. Old caulking that has failed and allowed water to migrate behind the siding can cause wood rot decay and if left undetected mold will most likely grow in your walls. Similar to paint previous coats of. Is the old caulking removed before new coats are applied.

When you re filling small cracks to prepare for painting cut the tip carefully to keep the hole tiny about 1 16 in.