How to Increase the R-Value of a Concrete Block Wall - Home GuidesConcrete block walls have minimal R-value. A wall's . No nails are necessary because the panels are lightweight enough that you can glue them in place.what r the material r required in cement brick,ColoradoENERGY - R-Value TableDec 12, 2016 . Insulation Values For Selected Materials. This table . To obtain a wall or ceiling assembly R-value you must add the r-values of the individual components together. See the . Concrete Block 12", 1.28. Brick 4" common, 0.80.
what r the material r required in cement brick