What Are the Differences Between Silica Sand & Medical Grade Sand?

Answer Sand comes in many varieties and has a variety of uses. Silica sand and aluminum oxide crystals (called medical-grade sand) are two forms of sand that have industrial and commercial uses. According... Read More »

Top Q&A For: What Are the Differences Between Silica Sand & ...

What is the different between silica sand and play ground soft fall sand?

soft fall sand is filtered so that the particles are of a specific uniform size that is less dust and other materials

Does Quikrete play sand contain silica?

Quikrete sells its Premium Play Sand in 50-lb. bags. The sand contains silica. The materials safety data sheet for the product states that silica is a respiratory hazard under OSHA guidelines, but ... Read More »

How many yards of sand do you need to fill a sand box that is 10 ft wide x 10 ft long x 12 inches deep?

What should you do if the top of the sand filter and the fingers at the bottom have both been replaced but there is still sand in the pool and you have already tried backwashing?

Answer Many people mistake "mustard algae" as sand in their pool. Does the sand briefly disappear when you run a pool brush over it? Mustard algae resettles quickly and looks very much like filte... Read More »