Astral Filtation Sand Granulometry

Description

Benefits of using a suitable filter sand for a sand filter tank

1. Make water clear and clean quickly By taking the time to filter and separate dirty from water
2. The good sand filter The skin must be smooth. Responsible for filtering But the dirt must not stick Or if sticking, then can be washed off easily
3. Sand filter that is smooth and smooth Will make it easy to wash (backwash), high efficiency, save water, use less time to wash