Paint Primer Over Exterior Bare Wood Siding

A primer is only going to work well if you know what to look for.

Paint primer over exterior bare wood siding.

For decades the professional paint preparation protocol was to prime unpainted wood with oil based primer and then topcoat it with at least two coats of latex paint. Anything you paint needs a primer to protect what s underneath and one of the most important surfaces for using a primer on is wood. Any places you scraped off to bare wood. Be sure that your primer is appropriate for the surface you re painting.

Smoothest most luxurious finish. For the second coat of primer use an acrylic latex to prime for all top coats. It will dry into a denser smoother. But giving your exterior an arsenal of weatherproofing bonding sealer prime bare exterior wood siding first.

This combination insures proper adhesion sealing also weatherproofing. After the first coat of primer seal window surrounds and door joints with siliconized acrylic latex caulk. Next you re ready for a coat of an alkyd primer which has resins that help preserve the wood. The first application of primer was absorbed immediately into the wood but the second application of primer did a fantastic job of covering the weathered siding.

Those troubled spots say where oils are seeping through siding a good coat of exterior primer over old paint is recommended. Get this wrong and you can cause damage to the property or surface that can lead to expensive repairs. Zinsser b i n primer sealer great interior primer both for bare and painted wood zinsser is a brand that is a part of the rust oleum family of paints and primers. As a general rule use an alkyd primer and a latex topcoat when repainting.

Penetrates and seals bare wood for strong adhesion and a long lasting finish. Cedar and redwood for example usually require an oil based primer to seal the surface so that tannin stains don t bleed through the topcoat. Sure you can paint bare wood with a high quality exterior paint but if you want it to last prime it first. Adheres to previously painted surfaces and bare wood where stain blocking is not required.

Places to use a high bonding exterior primer is any places you just filled. Great for wood trim doors and walls. Hardboard siding may also require a primer. Allows finish coat to achieve full and consistent sheen.

What to look for in an exterior primer coverage. This particular product is one of the oldest and most trusted shellac based primers and sealers on the market. An oil based primer is usually best for painted wood that shows chalking a chalky powder on the surface as the paint binder degrades or chipping. Preparing to paint your entire home s exterior certainly not going to hurt anything priming entire exterior but most of surfaces not required.

The two applications of primer were followed with two coats of high quality exterior latex paint for a clean smooth finish.