In stock at supplierSupplierDirect Drainage
In stock at supplierGrafProduct codeTANONE2GRA006
Price
£3,179.17 ex. VAT£3,815.00 inc. VAT
Delivery · from Direct Drainage
The GRAF One2Clean 18PE is a high-performance, two-tank domestic wastewater treatment system designed for properties with up to 18 residents. This paired unit consits of 2x 6500L tanks. Utilising advanced SBR (Sequencing Batch Reactor) lifting technology, this system achieves up to 99% pollutant removal efficiency, making it one of the most effective solutions on the market for domestic off-mains sewage treatment.
The system is CE Certified and fully compliant with EN12566-3, offering excellent effluent quality that meets and exceeds regulatory standards. It’s also nutrient neutrality-friendly, ideal for sensitive discharge areas. With low energy consumption (just 46 kWh per person annually) and reduced sludge production, the One2Clean provides an efficient and cost-effective long-term investment for homeowners.
No specialist wiring is needed on-site, and the unit is suitable for dry ground installations using granular base and backfill. An integrated sample chamber and user-friendly controls ensure easy maintenance and monitoring.
Strong, injection-moulded construction (15-year tank warranty)
2-year technology warranty
Quiet operation
Built-in, self-cleaning sampling point
Plug-and-play installation – no onsite wiring required
Ultra-low power usage – just 46 kWh per person, per year
Stable for groundwater levels up to the tank’s midline
Compact control panel for indoor or optional outdoor kiosk
Specification Value
Model G50204
Population Capacity Up to 15 People
Dimensions (L x W x H) 3520 x 2240 x 2575 mm
Inlet/Outlet Diameter DN100 / 110
Weight (Empty) 455 kg
Inlet Invert 630–830 mm
Outlet Invert 630–830 mm
Air Compressor Power 58 Watts
Compressor Noise 36 dBA
BOD 7 mg/l
Suspended Solids 14 mg/l
Ammonium (NH4-N) 0.5 mg/l
Graf One2Clean Installation Guide
Ebara Optima Pump Specification
Graf One2Clean PIA Certificate
Graf One2Clean IPS Pumped Option Information
PLEASE CONTACT US FOR AN ACCURATE LEAD TIME
sales@direct-drainage.co.uk
£7.75 ex. VAT£9.30 inc. VAT
£6.83 ex. VAT£8.20 inc. VAT
£5.92 ex. VAT£7.10 inc. VAT
£4.92 ex. VAT£5.90 inc. VAT