European manufacturer of swimming pool equipment
Filters · 7 product families

Pool Sand Filters

Sand filters in fiberglass, laminated polyester and one-piece molded bodies. Side and top mount options from 300 mm to 920 mm, with matching 6-way multiport valves.

Manufactured by COREX Pool Products, Spain
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Pool Sand Filters: models and key specs

ProductModel codesKey specsDatasheet
MICRONCX-10101 to CX-10104Flow rate: 10 to 32 m³/h · Sand load: 75 to 450 kg · Working pressure: 2.5 kg/cm²PDF
EUROCX-10201 to CX-10204Flow rate: 10 to 30 m³/h · Sand load: 75 to 450 kg · Test pressure: 3 barPDF
BOBBIN-SCX-10501 to CX-10503Flow rate: 8 to 24 m³/h · Sand load: 75 to 410 kg · Max pressure: 2.5 to 3 kg/cm²PDF
BOBBIN-TCX-10401 to CX-10403Flow rate: 6 to 14 m³/h · Sand load: 50 to 150 kg · Max pressure: 2.5 kg/cm²PDF
PRO-MOLDEDCX-10301 to CX-10305Flow rate: 2.1 to 14 m³/h · Sand load: 20 to 100 kg · Operating pressure: 2.0 kg/cm²PDF
PRO-MoldedCX-10306 to CX-10309Tank range: 300 to 600 mm · Sand load: 35 to 150 kg · Connection: 1.5"PDF
Multiport ValveCX-10206 to CX-10209Sizes: 1.5" / 2" / 3" / 4" · Rated pressure: 3.5 bar (1.5" to 3") · Testing: DIN 3230PDF

Data from the COREX Catalogue 2027 datasheets. Manufactured by COREX Pool Products, Spain.

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Questions buyers ask

Pool Sand Filters: common questions

How much sand does a pool filter need?

It depends on the filter size. MICRON takes 75 to 450 kg. EURO takes 75 to 450 kg. BOBBIN-S takes 75 to 410 kg. BOBBIN-T takes 50 to 150 kg. PRO-MOLDED takes 20 to 100 kg, and PRO-Molded top mount takes 35 to 150 kg. Each datasheet lists the exact load per model.

How often should you change the sand in a pool filter?

The PRO-Molded datasheet gives a typical sand replacement of every 5 to 7 years. Backwashing cleans the sand bed between changes.

How do you backwash a sand filter?

Turn the 6-way multiport valve to Backwash. The six positions are Filter, Backwash, Rinse, Recirculate, Waste and Close. The pressure gauge on the filter shows when backwashing is needed.

Side mount or top mount sand filter?

Side mounted: MICRON, EURO, BOBBIN-S and PRO-MOLDED. Top mounted: BOBBIN-T and PRO-Molded top mount. Top mount filters are compact for small pools and spas.