I didn't rinse my pool filter sand first, and ended up with some cloudiness to the water the first time I stirred up the sand, but the optional filter setup cleared it out within 24 hours. If you rinse it first, you can avoid this. It is much easier to rinse than play sand.
5 inch RES male named Jordtim
Hardware: 75 gallon tank (21"H X 48"W X 18"D), FX5 filter with veipacray media setup, pool filter sand substrat, TurtleSafe halogen heat/UVA lamp and ReptiGlo 5.0 UVB lamp in ZooMed Dual Dome Fixture.