Recoup Waste Water Heat Recovery Drain+ Product
Recoup Waste Water Heat Recovery Drain+ Product

Recoup Drain+

Building a wet room or have access issues? The Recoup Drain+ provides a great WWHRS option. Finished in stainless steel, a "double walled" exchanger, and offering 50% efficiencies. This is a must have system for leisure clubs, gyms, nursing homes, holiday parks, ground floor self build or any walk-in shower.

 

Finished in stainless steel the Drain+ Compact provides a comtemporary waste water heat recovery system for energy saving in wetroom and ground floor applications. Giving a smooth flush finish in any domestic or commercial wet room setting including but not limited to self-builds, leisure clubs, swiming pools, gyms, hostels, campsites, nursing homes or schools.

Features and benefits

  • 960mm unit size
  • Patented heat exchanger
  • KIWA validated efficiencies of up to 50%, dependant on flow rate
  • WRAS approved
  • Legionella control risk assessed
  • Buit-in trap
  • Case and cover made from brushed stainless steel
  • Easy access for cleaning
  • Option of 3 system installation variations
  • Can be incorporated into modular bathrooms
  • Virtually maintenance free
  • SAP listed

Product application

Bungalows or ground floor  /  Apartments  /  Commercial properties

How the Drain+ works

Visit our How it works and Installation pages for more information

Product diagram

Click on an image to browse the gallery

Specification details

Description Value Unit
Minimum depth for installation 120 mm
Overall width for installation 960 mm
Material - Heat exchanger Copper  
Shower flow rate 5 - 12.5 litres/min
Max. Mains water inlet pressure 10 bar
Min. Mains water inlet pressure 1 bar
Max. Waste water working temp. 85 °C
Mains water connection ½" male BSP
Waste water connection 50 mm
Weight 5.45 kg
Water volume - mains water 0.72 litres

Performance & efficiency

Shower Flow Rate @ 40°C (litres/min)

Drain+ efficiency

(Recovered energy kWh)

System A

System B

System C
9.0 49.6% (9.3) 38.9% (7.3) 44.5% (8.4)
9.2 49.1% (9.4) - - - - - -
11.0 48.2% (11.1) 38.6% (8.9) 42.8% (9.6)
12.5 47.7% (12.5) - - - - - -

Pressure drop on mains water circuit

Shower Flow Rate @ 40°C (litres/min)

Drain+ Pressure drop (bar)

System A

System B

System C
5.5 0.14 <0.08
7.5 0.20 <0.12
9.2 0.24 <0.14
12.5 0.40 <0.24

Technical information and details

Recoup Drain+ Drawing
Recoup Drain+ Drawing.pdf
Adobe Acrobat document [257.0 KB]
Recoup Drain+ Installation & Data Guide
RECOUP Drain + Installation - V1_01.pdf
Adobe Acrobat document [916.8 KB]
Recoup Drain+ and Drain+ Compact WRAS Certificate
WRAS Cert Recoup Drain+_Drain+Comp.pdf
Adobe Acrobat document [353.1 KB]
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