Some important properties of pool sand are:

• It does not have hard and sharp corners,which does not damage the pool pump and filter system.
• It has high water permeability, which allows water to pass through the sand easily and retain dirt and sediment.
• It is neither acidic nor basic, which does not affect the pH level of the pool water.

The benefits of pool sand are:

• Cleans pool water.
• Helps keep pool water clear.
• Helps disinfect pool water.

Care of pool sand:

• It should be backwashed regularly.
• It should be cleaned of dirt and residue.
• Additional sand should be added if necessary.

When purchasing pool sand:

• Attention should be paid to the grain of the sand
• Care should be taken that the sand does not have hard and sharp corners.
• Attention should be paid to the high water permeability of the sand.
• Care should be taken that the sand is not acidic or basic.