Harlequin Hydroclear HC12 with Alarm

Harlequin Hydroclear HC12
Capacity 5950 Litres
Length: 3615 mm
Width: 1620 mm
Height to ground level: 2140 mm
Population serve: 7-12 people
Shipping: £175.00 straight to site, mainland UK.  Please give us a call if the delivery address is in Scotland, Ireland or the London congestion area for a shipping quote.



Harlequin 5950 Litre Hydroclear waste water system

The HydroClear HC12 with alarm is ideal for the domestic market, and has been tested to EN 12566-3 and has a CE marking

With its unprecedented 24-month service period and enhanced capacities the HydroClear can dramatically reduce long term operating costs.

The HC12 model can easily be installed using a 2.5-tonne mini digger resulting in simple, cost effective installation with minimal damage to the surrounding area.

The model has a power failure default meaning that even if the power fails the HydroClear will continue performing as a septic tank to ensure continued environmental protection.

This system operates virtually silently, as these Hydroclear waste water systems uses high performance diaphragm blowers.

Odours are minimised as the HydroClear is hermetically sealed and market leading performance means it effectively combats odour production.

The HydroClear offers a highly flexible solution to space-limited sites. With a pollutant removal level of 97%, and a de-sludging recommendation of 9 months, this model is efficient to run.

Features of the HydroClear HC12 with alarm :

  • Modular design that can increase capacity by linking together multiple tanks
  • UK Manufactured in high quality MDPE
  • Tank body moulded in one piece
  • Integrated lifting eyes for ease of handling and installation
  • Population served: 7-12
  • Nominal Hydraulic load: 1800 Litres/day
  • Nominal Organic load: 620g BODs/day
  • NH3 96g/day
  • Total capacity 5950 Litres
  • Energy used 2.5kWs/day
  • Comes with a level alarm


Terms and conditions apply.  We deliver tanks direct to site.  It is the customer’s responsibility to ensure that adequate access and turning space is provided for a flatbed vehicle and that appropriate offloading facilities and equipment is provided. Please contact us on 01953 665940 for Hiab and other special delivery requests and we will be happy to assist.

Due to recent transport updates, there is extra carriage charge if the delivery address is within the M25, certain postcodes are subject to a congestion charge.  Please use the link Click here  to view the post codes affected. Then please give us a call for a shipping quote.

These sewage treatment plants replace the septic tanks as the septic tanks are no longer legal.

Warranty: 10 years

Lead Time: The estimated lead time for these sewage treatment plants is 3 weeks, but we will confirm this at the point of order.

Additional information

Weight 550 kg
Dimensions 4500 × 1400 × 2450 cm


Tank Size

5,200 – 6,000 Litres

    Your Cart
    Your cart is emptyReturn to Shop