About trench block 7.3N
Concrete Blocks Trench Block 7.3N are specialized masonry units
designed for the quick and efficient construction of below-ground trench foundations. These blocks
typically feature an interlocking design and are made with dense aggregate material to achieve a
high compressive strength of 7.3 newtons per square millimeter. They are used to provide a strong,
durable foundation in a variety of building projects.
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