ultra flat and extremely smooth concrete floors in the 4UP apartment complex - Purdue University

Описание к видео ultra flat and extremely smooth concrete floors in the 4UP apartment complex - Purdue University

watch as that mirror finish emerges thanks to the power trowel machines and their skilled operators. Of course equal credit would need to go to the guys who poured and screeded the concrete into a perfectly level 14 inch thick slab.

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