R Value Of 8 Concrete Block Wall

The schundler company 150 whitman avenue p o.

R value of 8 concrete block wall.

The r values u factors listed in this tek were determined by calculation using the code recognized series parallel also called isothermal planes calculation method refs. Depending on the density of the blocks an 8 inch thick block wall without any other type of insulation has a thermal resistance value between r 1 9 and r 2 5. Add the individual components and then multiply by 11 and divide by 5 per fsec. To determine the value for all wall.

Above grade concrete wall including inside and outside air films r 1 2 for 6 inch r1 4 for 8 inch concrete block wall with air in cavities r 2 0 concrete block wall with perlite in cavities r 2 9. R value table insulation values for selected materials this method of determining r values do not apply to dynamic mass walls such as the all wall system. Lightweight concrete is ideal for highest thermal performance concrete masonry wall assemblies whole wall r values for. Block and cavity fill.

Walls are much greater than conventional 3 web concrete block walls. Cavity wall r values are listed in tek 6 1c r values of multi wythe concrete masonry walls ref. Box 513 metuchen new jersey 08840 0513.