| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
Quartz sand is mined from natural sources and refined by washing, drying, and sieving in accordance with EN12904.
Quartz sand is nearly round in grain shape and has a generally smooth surface. It is preferred for use as the bottom layer in dual media filters and also for use in single-layer filtration
Coarse quartz gravel, i.e. grain sizes > 2mm, is available for use as support gravel.
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