R Value Of Concrete Cinder Block Walls

For mass walls like concrete block walls this means they must provide an insulating factor of at least r 10 to r 13 if the walls are below grade and from r 13 to r 19 if the wall is considered an above grade wall.

R value of concrete cinder block walls.

Perlite block and cavity fill. Walls are much greater than conventional 3 web concrete block walls. Concrete block makes a cost effective and structurally sound wall but it has. Concrete block walls u values r values.

Insulated concrete blocks can increase their r value to about 1 2 per square inch and air entrained blocks can have r values as high as 3 9. Conventional 8 inch concrete block walls have an r value of 0 08 per square inch or about 2 5 for the whole block. Lightweight concrete is ideal for highest thermal performance concrete masonry wall assemblies whole wall r values for. As we said before the r value measures the thermal resistance of a material.

A wall s thermal resistance or its r value is its ability to slow the transfer of heat from one side to the other. R values and u values and.