Separate drainage Extra low IISI 6100 Closed tank + IISI H12 Greywater treatment plant

Price from €10,600.00

Separate sewage is a good method for treating all domestic wastewater in a property, both in a detached house and a holiday home. Toilet water is directed to a closed tank and washing water to a greywater treatment plant.

The properties of the ultra-low IISI – Closed Tank are in a class of their own and their strength properties are still 100% present, even when the durability limits of a conventional closed tank have already been reached.

• 200% higher permissible groundwater level in the soil
• 50% lower installation trench requirement below the inlet drain
• 25% higher permitted soil fill on top of the tank
• large service pipes 450 and 800 mm
• ultra-low and strength-optimized design
• made from the best raw materials without sparing them
• environmentally friendly 100% recyclable raw material is also food grade

IISI H12 Greywater treatment plant cleans washing water naturally with top results

• 98% cleaning efficiency, top results in independent tests
• completely natural cleaning
• Self-anchoring design – no need for separate anchoring
• inexpensive to use, electricity approx. 2-3€/month and only one emptying per year
• Suitable for single-family homes and occasional use in holiday homes
• lightweight and ready-to-install structure
• easy and quick to install
• no need for an absorption field
• no replaceable turfs
• no chemicals