Follow the manufacturer's manual. Use #20 silica sand only. Could be 100 or 200#'s ???
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Sand is much heavier than grit. Sand should be used if you're trying to weigh something down.
Yes, use very course sand. 0.5mm particles, suggest A1 Grit crushed granite #10. See http://www.rockymountainkoi.com/ for details.
Your filter will tell you on the side of it how much media sand to put in it.
40 Grit
Grit can be defined as particles of sand or dirt that is loose. Grit can also mean the strength of one's character.
To effectively sand wood, you should use a medium grit sandpaper, such as 80 to 120 grit, to remove rough surfaces and imperfections.
grit, sand, gum
A water filter simply removes solid particles such as sand, grit etc. A water purifier also chemically cleans the water to remove harmful bacteria.
Seven parts washed grit sand to one part cement. The grit gives it it's strength. If you use building/plastering sand it will crack.
To effectively sand rounded edges, use sandpaper with a fine grit and sand in a circular motion along the curve of the edge. Start with a coarser grit to remove any roughness, then switch to a finer grit for a smoother finish. Be sure to sand evenly and consistently to avoid creating uneven surfaces.
140# of sand is required.
For what? Building a cove for a vinyl liner. Adding sand to a sand filter. Building a sand box. For the base of a pool. ????