Filter Tanks & Units
Sand filtration removes mechanical debris from pool water and is the foundation of every pool system — without working filtration, even the best chemistry won't help. This category carries over 600 items: standalone filter tanks, complete sets with pump, six-way valves, filter media and spare parts. What you'll find Filter tanks — plastic tanks Granada, Vienna II, San Sebastian or MFS for family pools; laminate filters Nilo Eco, Barent (Ursa Minor II), Artic, Triton Neo ClearPro and deep-bed Hayward HCF FB tanks up to 3,000 mm diameter for demanding and public installations. Filter KITs (tank + pump) — matched sets such as QS 400 DE14 or QS 600 DE22, optionally with a Besgo automatic valve or Mr.Wash backwash. The simplest choice when building new pool technology. Filter media — certified silica sand 0.7–1.25 mm to EN 12904, AFM activated glass Grade 1 and 2, ZeoPure zeolite, and Fiberbrite filter balls (700 g replaces 25 kg of sand). Filter tank spare parts — clear lids, gaskets, nuts, pressure gauges and Praher SM 2″ six-way valves. How to choose the right filtration size Tank diameter and filtration speed are decisive. For family pools, plan for a speed up to 50 m/h: a 500 mm diameter tank handles roughly 9 m³/h, 600 mm about 14 m³/h. Pool pump flow rate must match the tank size — a stronger pump won't improve filtration, it will instead push debris back through the sand bed into the pool. For public facilities, design for a speed up to 30 m/h with a deeper filter bed (1.0–1.2 m). What to watch out for Check the valve connection type (TOP on the lid vs. SIDE), pipe diameter and the media grade specified by the tank manufacturer. Replace sand every 2–3 seasons; AFM glass lasts considerably longer and reduces biofilm formation. Always drain the tank before winterising — frost will crack even laminate. This category serves pool owners renewing their equipment, installation companies and public pool operators alike. In-stock items ship within 48 hours, orders over the free-shipping threshold ship free, and we deliver across the EU.
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Transparent Lid with Seal for Cantabric Filtration Vessel
35,20 € incl. VATbez DPH 29,09 € Add to cart -

Lid Seal for Praher Six-Way Valve, 190×2 mm
6,64 € incl. VATbez DPH 5,49 € Add to cart -

Stainless Steel Clamp for QS 500 Filter Tank
130,92 € incl. VATbez DPH 108,20 € Add to cart -

Lid Seal for QS 500 Filter Tank
36,80 € incl. VATbez DPH 30,41 € Add to cart -

Complete Manometer for QS400/500 Filtration Including T-piece
35,36 € incl. VATbez DPH 29,22 € Add to cart -

Six-Way Side-Mount Valve Astral Bilbao / Cantabric – Bayonet
112,84 € incl. VATbez DPH 93,26 € Add to cart -

Six-way TOP Valve Praher with Clamp Fastening
95,80 € incl. VATbez DPH 79,17 € Add to cart -

Six-way Valve Praher SM d50 (QS)
73,00 € incl. VATbez DPH 60,33 € Add to cart -

Seal under TOP Valve 142×6 mm
4,08 € incl. VATbez DPH 3,37 € Add to cart -

Filtration unit Martinic QS 500 – Badu TOP II/12, 12 m³/h
1 278,00 € incl. VATbez DPH 1 056,20 € Add to cart -

Martinic QS 400 Filtration Unit – Badu TOP II/8, 8 m³/h
1 181,20 € incl. VATbez DPH 976,20 € Add to cart -

Pressure Gauge for Filter Vessel
10,00 € incl. VATbez DPH 8,26 € Add to cart -

Star Gasket for Six-Way Valve 1½" – Praher
9,80 € incl. VATbez DPH 8,10 € Add to cart -

Gasket for TOP Valve 50×2.5 mm Central
1,28 € incl. VATbez DPH 1,06 € Add to cart -

Silica sand 0.3–0.8 mm, 25 kg
11,96 € incl. VATbez DPH 9,88 € Add to cart -

Filtration unit TOP 450 – 8 m³/h
540,00 € incl. VATbez DPH 446,28 € Add to cart -

Filtration unit TOP 350 – 4.5 m³/h
434,00 € incl. VATbez DPH 358,68 € Add to cart -

TOP 6-Way Valve for AZUR Filter Tank Flange
229,32 € incl. VATbez DPH 189,52 € Add to cart -

TOP 6-Way Valve 1 1/2" ROMA
88,80 € incl. VATbez DPH 73,39 € Add to cart -

SIDE 6-Way Side Valve III Ports 2 1/2"
466,28 € incl. VATbez DPH 385,36 € Add to cart -

SIDE 6-Way Side Valve III Ports 2"
160,92 € incl. VATbez DPH 132,99 € Add to cart -

SIDE 6-Way Side Valve III Ports 1 1/2"
104,80 € incl. VATbez DPH 86,61 € Add to cart -

Praga (Viena) Filter Tank 130 m³/h
15 613,24 € incl. VATbez DPH 12 903,50 € Add to cart -

Praga (Viena) Filter Tank 12 m³/h
8 934,80 € incl. VATbez DPH 7 384,13 € Add to cart -

Praga (Viena) Filter Tank 94 m³/h
8 888,08 € incl. VATbez DPH 7 345,52 € Add to cart -

Praga (Viena) Filter Tank 101 m³/h
9 429,20 € incl. VATbez DPH 7 792,73 € Add to cart -

Praga (Viena) Filter Tank 76 m³/h
9 975,76 € incl. VATbez DPH 8 244,43 € Add to cart -

Praga (Viena) Filter Tank 40 m³/h
6 218,60 € incl. VATbez DPH 5 139,34 € Add to cart -

Praga (Viena) Filter Tank 60-80 m³/h
8 195,88 € incl. VATbez DPH 6 773,45 € Add to cart -

Praga (Viena) Filter Tank 46 m³/h
5 398,84 € incl. VATbez DPH 4 461,85 € Add to cart
