W'eau S-500 fiberglass-reinforced sidemount sand filter 12m³
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The W'eau S-500 fiberglass-reinforced side mount sand filter is a powerful and durable pool filter for medium to large private swimming pools. With a maximum flow rate of 12 m³ per hour, this filter is suitable for pools up to 48,000 liters and forms the ideal basis for a professional and efficient pool installation. Thanks to the fine filtration of 25 to 30 microns, dirt particles such as sand, dust, leaves, insects, and other contaminants are effectively removed from the pool water, ensuring you can always enjoy clear and hygienic swimming water.
The filter tank is manufactured from high-quality polyethylene (PE) reinforced with fiberglass/polyester, making it exceptionally resistant to high pressure, UV radiation, and weather conditions. This reinforced construction ensures a long service life and makes the filter suitable for intensive use for many years.
The side mount design offers significant advantages over a top mount filter. Because the 6-way valve is located on the side of the filter tank, water is distributed more evenly across the entire filter bed. This allows for optimal utilization of the filter media, results in less pressure loss, and provides more efficient filtration. Furthermore, the top of the filter remains completely unobstructed, making maintenance and replacing the filter media significantly easier.
The W'eau S-500 is equipped with a professional 6-way valve that allows you to easily switch between the various filter functions:
- Filter – normal filtration of the pool water.
- Backwash – cleans the filter media by sending water through the filter in reverse.
- Rinse – flushes away remaining dirt after backwashing.
- Waste – drains pool water directly.
- Recirculate – circulates water without passing through the filter bed.
- Close – shuts off all water flows.
For added ease of use, the filter features a transparent filter lid, an automatic air vent, a sight glass, and a pressure gauge. This allows you to easily monitor the filter pressure and see immediately when a backwash is needed.
The filter is suitable for use with filter sand, filter glass, and glass beads. Filter glass in particular offers finer filtration, lower water consumption during backwashing, and a longer lifespan than traditional filter sand.
With the standard 50 mm connections, the W'eau S-500 is easy to combine with almost any pool pump, heat pump, UV-C system, or saltwater system.
Specifications
Specifications
Benefits
Benefits
Disadvantages
Disadvantages
Information and manual
Information and manual
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Read more in our frequently asked questions
What is the delivery time if I order today?
What is the delivery time if I order today?
The delivery time varies per item and is always clearly stated on the product page.
Once your order has been placed, it will be processed and shipped as quickly as possible. Orders that are in stock in our warehouse are often dispatched on the same business day.
Good to know:
- You can find the exact delivery time with each item
- You will receive a track & trace code as soon as your order has been shipped
- Delivery may take a little longer during busy periods
What are the shipping costs?
What are the shipping costs?
Within the Netherlands and Belgium, you pay €8.95 in shipping costs for orders under €75.
For orders of €75 or more, you benefit from free shipping.
For delivery to other countries, shipping costs are calculated automatically during checkout, depending on the destination and the size of the order.
What if my order arrives damaged?
What if my order arrives damaged?
In that case, please contact us immediately. We will ensure the problem is resolved quickly, for example by exchanging the item or sending a replacement part.
We strive to provide a suitable solution within 24 hours, so that you can quickly get back to enjoying your purchase.
Can I order an item that is out of stock?
Can I order an item that is out of stock?
Yes, that is possible. We can order the item from the supplier for you.
In that case, the delivery time is approximately one week on average.

