Instructions Of Interior Painting

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Interior painting requires as careful planning of surfaces as does exterior painting. The advent of odorless paints now can help you paint any time of the year. Formerly, most interior painting in the house was done in the slide or spring, when it was possible to leave the home windows open to ventilate the room. But open windows brought dirt into the room to mar the completed painted surface.

A good interior paint job is frequently 50% planning and 50% painting. Do not rush in preparing the surfaces in your eagerness to get at the brush or roller. If you do not prepare the surfaces properly, you will be back with the color brush or roller in a couple of months.

In this section you will discover the necessary information on the application of various kinds of paints on various interior wall, ceiling and floor materials.


New dry plaster in good condition, which is to be finished with a paint other than water paint, should be given a layer of primer-sealer and allowed to dry thoroughly before staying inspected for uniformity of overall look. Variations in gloss and color differences in the case of tinted primers indicate set up whole surface has been completely sealed. If not, a second coat of primer-sealer should be applied. If only several "suction spots" are apparent, a second coat over these areas may be sufficient.

A flat, semi-gloss, or high-gloss finish may be put on the primed surface. For a set finish, two coats of smooth wall color should follow the priming layer. For a semi-gloss surface finish, one coat of flat wall structure paint and something coat of semi-gloss paint should be applied to the primed area. For a high-gloss finish off, one coat of semi-gloss paint and something coat of high-gloss enamel should be used on the priming coat.

Before applying normal water paints of the calcimine variety to new plastered walls they should be sized, using the glue-water sizing or, if the plaster will be dry, a skinny varnish or primer-sealer.

Cool water paints of the casein type may be applied either right to a plastered surface, or the top could be first given a coating of primer-sealer to equalize uneven suction outcomes. The same will additionally apply to resin-emulsion paints, with the recommendations of the manufacturer of the merchandise being given preference in the event of doubt. Since resin-emulsion paints usually contain some essential oil in the binder, they should ordinarily be applied only to plaster which includes dried thoroughly.

Texture wall paints could also be used on plaster surfaces. Franklin Painters The advantages of this type of paint are that one layer economically generates a textured decoration and relieves the monotony of clean flat paint. It also includes cracks or patches in the plaster extra completely than ordinary wall paint. The disadvantages of texture wall color are they Collect dust and so are difficult to revive to a smooth finish off. These materials are available as water-or oil-based paints, are thicker than ordinary wall paints, and could be applied to wallboard in addition to plaster to produce textured effects such as random, Spanish, mission, and multicolored.

Composition Wallboard

Composition wallboard typically presents no particular painting issues if the normal precautions are observed, such as making certain that the top is dry and free from grease and oil. The painting procedure for wallboard is equivalent to for plaster; it needs a priming and sealing layer followed by whatever finishes coats are preferred, or could be given one-coat smooth or resin-emulsion type paint.


Water-thinned paint may be applied to wallpaper that's well- bonded to the wall and does not contain dyes which may bleed into the paint. One thickness of wallpaper is usually preferable for color application. Paints apart from those of the water-thinned kind can also be applied to wallpaper by following a instructions given for painting plaster. Nevertheless, wallpaper coated with such a paint is difficult to remove without injury to the plaster.

Wood Walls and Trim

New interior walls and lumber trim should be smoothed with sand-document and dusted before painting or varnishing. To protect the grain of the solid wood, the surface may be rubbed with linseed essential oil, varnished or shellacked, and waxed. If an opaque finish is desired, semi-gloss paint thinned with 1 pint of turpen-tine per gallon of paint or the primer-sealer in the past described for walls may be used as a priming layer on wood. A couple of coats of semi-gloss color should then be applied over the thoroughly dry prime coating, or if a full-gloss finish is desired, the final coat ought to be a high-gloss enamel.

Masonry Walls and Ceilings

Interior masonry walls and ceilings above quality may, generally, be painted in quite similar manner as plaster surfaces. Here again, it is necessary to permit adequate time for the masonry to dried out before applying paint and, in addition, attention should be given to the preparation of the surface. When decorating a wall containing Portland cement (concrete, for instance), it is essential to take precautions contrary to the attack of alkali. For this purpose, alkali-resistant primers such as rubber-base paints can be utilized when oil paints are to follow.

Cement-water paints are suitable for application to basement walls which are damp because of leakage or condensation. To use these paints, the same procedure should be followed as is described below for painting exterior masonry surfaces.