Like ARDEX K 520, launched earlier this year, ARDEX K 521 is a self-leveling topping used for fast track resurfacing, smoothing or leveling of various indoor concrete and certain non-porous surfaces.
Q. I've heard all kinds of things from friends about concrete foundation piers. To say the least, I'm confused. Some say you just dig a hole and fill it with concrete. Others say you need to be sure ...
Push or pull the screed board across the forms with a back-and-forth sawing motion. Shove concrete into low spots in front of the screed board. Repeat to remove excess concrete. Form and Pour a ...
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