Spray Painting Foam Board Insulation
Resists moisture that can lead to mold or mildew and provides increased sound and thermal insulation.
Spray painting foam board insulation. Step 1 sand along the edges of the foam to create a smooth finish. Tips for painting foam board. It is an inexpensive material and could be purchased in larger sheets. If you have a choice use spray paint over brush applied paint.
Krylon produces an alternative to their regular paint called krylon h2o latex spray paint and many other brands offer similar products. Regular spray paints such as latex or enamel ones eat up the styrofoam once you spray the paint onto it. When painting foam insulation it is important to remember to prime the surface to seal the foam. Painting foam board insulation posted by thomas81z on monday january 11 2016 5 24 pm i want to spray my insulation a ground brown color but i know some types eat the material sooo.
Water based paint will adhere to the surface of the foam without dissolving it. Sanding foam insulation is only necessary if you are creating crafts or decorations. Foam board insulation is easy to use and is a great diy way to add some insulation. When painting the foam insulation remember to initially prime the surface to cover up the foam.
To find foam safe paint look for the words water based or h2o on the front of the can. Touch n foam 2 component spray foam expands and touch n foam 2 component spray foam expands and cures quickly to fill cavities gaps cracks expansion joints and other sources of air leakage in a building envelope. If you want to keep your styrofoam s shape and texture the same when you re painting it stay away from spray paints. Use acrylics when painting on foam board rather than oil based paint.
The chemicals in the spray paint are what cause it to destroy the styrofoam. Spray paint does not leave streaks when applied and you have just as many color options with spray paint as you do with other paints. Before you start painting foam wall insulation find out whether local building codes require a fire barrier such as gypsum board. Foam insulation takes paint well as evidenced by its many uses in decor costuming and crafts.
Make sure to wear a face mask while doing this since the particles can be inhaled. Here are some additional pointers for painting foam insulation. It comes in standard size 4 8 sheets and smaller sizes in many different thicknesses from 1 4 inch to 2 inches.