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Fluidra - Diffuser Assembly with Support Ø125 mm for Volcano Filter Ø1800

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Fluidra – Diffuser Assembly with Support Ø125 mm for Volcano Filter Ø1800

This is the genuine Fluidra diffuser assembly with support bracket, designed as an OEM replacement part for the Fluidra Volcano commercial sand filter with a tank diameter of Ø1800 mm. The diffuser sits at the water inlet inside the filter tank and evenly distributes incoming pool water across the surface of the sand bed, ensuring consistent filtration performance and preventing channelling or disruption of the filter media.

Compatibility

This assembly is specifically engineered for the Fluidra Volcano sand filter range in the Ø1800 mm tank diameter variant. The Volcano series covers tank sizes from Ø1050 mm up to Ø2000 mm, so it is important to verify your exact tank diameter before ordering. Always cross-reference your filter model number and the part SKU to confirm fitment.

Why genuine matters

A correctly functioning diffuser is critical to filtration efficiency. An incorrectly fitting or damaged diffuser can cause water to concentrate in certain areas of the sand bed, creating preferential flow paths that allow particles and contaminants to bypass the filter media entirely. Using a genuine Fluidra part guarantees the correct geometry, flow characteristics, and material quality for reliable, long-term operation.

Installation

The assembly includes both the diffuser head and its support bracket, providing everything needed for a complete like-for-like replacement. Access to the diffuser requires opening the filter tank, which should only be attempted after isolating the pump and depressurising the system. Professional installation by a qualified pool technician is recommended, particularly on large commercial-grade filters of this size.

Additional information

Compatible filter: Fluidra Volcano Sand Filter Ø1800 mm
Filter range: Volcano Filter D. 1050 to 2000
Part type: Diffuser assembly with support bracket
Diffuser diameter: Ø125 mm
Tank diameter: Ø1800 mm

In details

  • Genuine Fluidra OEM part — guaranteed fit and quality
  • Includes diffuser head and support bracket in one kit
  • Ensures even water distribution across the sand bed
  • Prevents channelling and maintains filtration efficiency
  • Direct like-for-like replacement, no modifications needed
  • Fits Ø1800 mm Volcano filter only — verify tank size before ordering
  • Tank must be opened and depressurised; professional installation recommended