Emaux ES 21" Side Mount Filter

Emaux ES 21" Side Mount Fibreglass Sand Filter

The Emaux ES Series side mount filter is engineered for long-term, low-maintenance pool filtration in Australia's harsh climate. Built from UV-resistant, non-corrosive fibreglass and resin using bobbin wound automatic technology, the ES21 is designed to handle extreme weather conditions without degrading — no rust, no cracking, and no fuss.

Key Features

• 21" fibreglass tank — lightweight yet incredibly durable
• Maximum flow rate: 185 LPM
• Total height: 770mm
• Media capacity: 85 kg
• UV-resistant composite construction for outdoor longevity
• Non-corrosive materials for extended working life
• Side mount multiport valve for easy backwash and maintenance
• Compatible with standard pool pump and plumbing setups
• Suitable for residential and semi-commercial pools

Why Choose the Emaux ES21?

Whether you're running a backyard pool through a Queensland summer or a Sydney winter, the ES21 delivers consistent filtration performance year-round. The side mount valve design makes backwashing simple, and the fibreglass shell won't corrode like traditional steel tanks — meaning less maintenance and more time enjoying your pool.

Specifications

• Model: ES21
• Tank Diameter: 21"
• Total Height: 770mm
• Mount Type: Side Mount
• Material: Fibreglass & Resin Composite
• Max Flow Rate: 185 LPM
• Media Capacity: 85 kg
• Weight: 14 kg
• Filtration Media: Sand 85KG

Frequently Asked Questions

What sand media does the ES21 use? The Emaux ES21 is compatible with standard pool filter sand (0.45–0.55mm grade). We recommend #20 silica sand or zeolite as an alternative.

How much sand does the ES21 hold? The ES21 has a media capacity of 85 kg.

What are the dimensions of the ES21? The ES21 has a total height of 770mm and a tank diameter of 21".

Is this filter suitable for saltwater pools? Yes — the fibreglass construction makes it fully compatible with saltwater chlorination systems.

Does it come with a multiport valve? Please refer to the product variant or contact us to confirm valve inclusion for your configuration.

What is the maximum flow rate? The Emaux ES21 has a maximum flow rate of 185 LPM, making it suitable for pools requiring high-volume filtration.