Poolex Rock Gelcoat – professional sand filter with side-mounted valve

Poolex Rock is a high-performance sand filter with a side-mounted 6-way valve, developed to deliver powerful, stable, and long-term filtration for private pools and larger facilities. The filter tank is made of gelcoat-laminated fiberglass, providing exceptional durability, high pressure resistance, and very good resistance to UV, chemicals, and saltwater.

Rock combines robust construction with elegant design and is suitable for pools ranging from approximately 60 up to 185 m³ depending on the chosen model.

Advantages of Rock

High filtration capacity – up to 31.8 m³/h depending on the model
Gelcoat + fiberglass construction – extremely durable and long lifespan
Side-mounted 6-way valve – easy service and smooth backwashing
Integrated pressure gauge – full control over filter pressure
Working pressure up to 2.5 bar – safe and stable operation
Compatible with sand or glass media

Technical specifications – Rock

Model	SIDA 500	SIDA 650	SIDA 750	SIDA 900
Reference	PF-RCK500S	PF-RCK650S	PF-RCK750S	PF-RCK900S
Max flow (m³/h)	10	16,5	22,1	31,8
Filter area (m²)	0,20	0,33	0,44	0,64
Recommended pool volume (approx. 6h turnover)	60 m³	95 m³	125 m³	185 m³
Connection	1,5” / 50 mm		2” / 63 mm
Tank diameter (mm)	500	650	750	900
Sand (kg) / Glass media (kg)	100 / 70	185 / 150	265 / 215	405 / 325
Warranty	Tank: 10 years / Valve: 3 years

Maximum performance & long lifespan

The gelcoat-laminated fiberglass tank provides very high structural stability and resists deformation even under heavy load. The combination of sturdy construction, precise valve, and optimized hydraulics creates an efficient filtration system with low energy consumption.

Rock is the obvious choice for those who want a premium sand filter with a long warranty and professional performance.

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Poolex Rock Gelcoat Sand Filter – Side-Mounted Valve