____ blocks, a variation on the standard CMUs, are formed in two pieces with a piece of foam insulation installed between them, providing built-in insulation.
A) CPG
B) ARM
C) NRG
D) TNF

Question

Quizplus · Accepted Answer

NRG blocks are designed with a layer of foam insulation between two concrete pieces, enhancing their insulating properties compared to standard concrete masonry units (CMUs).

____ Blocks, a Variation on the Standard CMUs, Are Formed