Graf One Advanced Sewage Treatment Plant 10-14PE

from £2,808.23

Engineered for larger domestic and commercial applications, the Graf OneAdvanced system provides effective wastewater treatment using a proven SBR (Sequencing Batch Reactor) process. The system is designed to be simple to operate and easy to maintain.

Available in sizes from 4,800 L to 6,500 L:

  • 4,800 L – suitable for up to 10 persons

  • 6,500 L – suitable for larger domestic or commercial requirements

Exceptionally Low Power Consumption: The OneAdvanced sewage treatment plant leads the market in sustainability with its remarkably low energy usage of only 0.59 kW per day. This is up to 50% less than comparable systems, making it a perfect choice for environmentally conscious homeowners looking to reduce their ecological footprint and energy bills.

High-Quality Discharge: The OneAdvanced wastewater treatment system is efficient and delivers superior discharge quality. It consistently meets and exceeds environmental and regulatory standards, ensuring homeowners’ peace of mind. The system includes modular options for enhanced nutrient neutrality, which is crucial for stringent environmental compliance.

Ultra-Quiet Operation: Designed with residential tranquillity in mind, OneAdvanced operates at a whisper-quiet 36 decibels. Its low noise output ensures it integrates seamlessly into any home without disrupting the peaceful atmosphere.

Key Features

  • Flush-to-Ground Lid: the Graf system’s lid is ingeniously designed to be flush with the ground, preserving your property’s aesthetic appeal and maintaining a clean, unobtrusive profile.

  • Integrated Sampling Chamber: This built-in feature facilitates easy and efficient monitoring of discharge quality, eliminating the need for additional installations and reducing overall maintenance costs and complexity.

  • Gravel Backfill: Ditching traditional concrete for gravel offers versatile installation across various ground conditions, cuts costs, and boosts environmental sustainability, saving up to £60 per cubic metre.

  • Maintenance Made Simple: With no moving parts or internal electrical components, maintenance is straightforward and cost-effective, managed via an external control panel and compressor.

  • Ideal for commercial properties, housing developments, schools and rural sites

  • Fully compliant with EN12566-3 and UK Building Regulations

  • Modular design enables future capacity upgrades

  • Option for Pedestrian Lid or Heavy Duty Lid - vehicle loading up to 3.5t with a maxi tank dome (DN100 connection), composite plastic telescopic lid.

Lid:
Size:

Engineered for larger domestic and commercial applications, the Graf OneAdvanced system provides effective wastewater treatment using a proven SBR (Sequencing Batch Reactor) process. The system is designed to be simple to operate and easy to maintain.

Available in sizes from 4,800 L to 6,500 L:

  • 4,800 L – suitable for up to 10 persons

  • 6,500 L – suitable for larger domestic or commercial requirements

Exceptionally Low Power Consumption: The OneAdvanced sewage treatment plant leads the market in sustainability with its remarkably low energy usage of only 0.59 kW per day. This is up to 50% less than comparable systems, making it a perfect choice for environmentally conscious homeowners looking to reduce their ecological footprint and energy bills.

High-Quality Discharge: The OneAdvanced wastewater treatment system is efficient and delivers superior discharge quality. It consistently meets and exceeds environmental and regulatory standards, ensuring homeowners’ peace of mind. The system includes modular options for enhanced nutrient neutrality, which is crucial for stringent environmental compliance.

Ultra-Quiet Operation: Designed with residential tranquillity in mind, OneAdvanced operates at a whisper-quiet 36 decibels. Its low noise output ensures it integrates seamlessly into any home without disrupting the peaceful atmosphere.

Key Features

  • Flush-to-Ground Lid: the Graf system’s lid is ingeniously designed to be flush with the ground, preserving your property’s aesthetic appeal and maintaining a clean, unobtrusive profile.

  • Integrated Sampling Chamber: This built-in feature facilitates easy and efficient monitoring of discharge quality, eliminating the need for additional installations and reducing overall maintenance costs and complexity.

  • Gravel Backfill: Ditching traditional concrete for gravel offers versatile installation across various ground conditions, cuts costs, and boosts environmental sustainability, saving up to £60 per cubic metre.

  • Maintenance Made Simple: With no moving parts or internal electrical components, maintenance is straightforward and cost-effective, managed via an external control panel and compressor.

  • Ideal for commercial properties, housing developments, schools and rural sites

  • Fully compliant with EN12566-3 and UK Building Regulations

  • Modular design enables future capacity upgrades

  • Option for Pedestrian Lid or Heavy Duty Lid - vehicle loading up to 3.5t with a maxi tank dome (DN100 connection), composite plastic telescopic lid.

Product Specifications

Size: 4800 litre, 10 person

Length (mm): 2280

Width (mm): 1985

Height (mm): 2110

Weight (kg): 185

15 Year Warranty

Download specification

Size: 6500 litre, 14 person

Length (mm): 2390

Width (mm): 2190

Height (mm): 2390

Weight (kg): 220

15 Year Warranty

Download specification


Delivery & Returns

  • Free delivery for England, Wales, and most of mainland Scotland. Additional charges may apply for the Scottish Highlands, Scottish Islands, Northern Ireland, Isle of Man, Channel Islands, or other remote locations, confirmed before order confirmation or dispatch.

  • Most orders are fulfilled within 10 working days from payment. Larger or specialist items may take longer — please contact us if your order is time-critical.

  • Offloading is the customer’s responsibility. Suitable equipment should be available to safely remove goods from the delivery vehicle.

  • For full delivery details, see our Delivery Policy.

  • Returns & Refunds: Standard items can be returned within 14 days of receipt, subject to our Returns & Refunds Policy. Many products are bespoke or custom-made (modified dimensions, fittings, pumps, colours, etc.) and cannot be returned unless faulty.