How to prepare the exterior surfaces for painting
Your home needs a new coat of paint, when existing painting worn almost, or if it is peeling, blistering, cracking or alligatoring. Start by removing as much old paint as possible with a scrapper, wire brush painting or power sander. Always wear a respirator – old paintings often contains lead.
Wash surfaces with a trisodium due (TSP) and water solution or any cleaning strong domestic. Focus on areas under the eaves, corner protectors and porch roofs. Rinse the surfaces with a hose. Rented pressure power washer can accelerate the Elimination of the painting.
If the original painting showed signs of peeling, especially on the walls of attic or walls one-insulated, eliminate the cause of the problem: moisture that is filtered through the wall. The solution: provide vents in the attic or install 3/4-inch ventilation holes drilled near the top of the stud cavities. Also consider lining the walls affected with special primers specified as vapour barriers.
Set protruding heads of Nail Polish and caulk all cracks, seams and joints. Sand down high spots, as well as shiny surfaces that need teeth (an area of approximately to attached surfaces). It is now ready to apply a primer.
To prepare the masonry, drag the walls with a brush wire and strong detergent. As
