Green Rock Ltd products

Sewage

Green-Rock - Renovation Treatment Plant

Researched Finland`s most reliable small treatment plant (TM Rakennusmaailma 9/2011). IISI KIVI utilizes existing septic tanks and treats all wastewater in a household of 1 to 5 people. It allows you to easily upgrade your current wastewater system to comply with the regulation. Phosphorus removal takes place by means of an IISI chemical pump, where the IISI precipitating chemical is fed into the sewer and the precipitated phosphorus is deposited in a precipitation well. The STONE biological process removes nitrogen and organic matter from wastewater. The installation of the IISI KIVI renovation treatment plant is effortless and does not require excavation work, whether it is summer or winter.

Green-Rock - Small Treatment Plant

Researched Finland`s most reliable small treatment plant (TM Rakennusmaailma 9/2011). The IISI S6 small treatment plant treats all wastewater in a household of 1 to 6 people. The small treatment plant is CE-tested according to the EN 12566-3 standard and meets the requirements of the wastewater regulation. The IISI S6 is particularly well suited for new projects.

Green-Rock - Small Treatment Plant

Researched Finland`s most reliable small treatment plant (TM Rakennusmaailma 9/2011). The IISI S10 small treatment plant treats all wastewater in a household of 1 to 10 people. The small treatment plant is CE-tested according to the EN 12566-3 standard and meets the requirements of the wastewater regulation. The IISI S10 is particularly well suited for new projects.

Green-Rock - Separate Drainage Plant

In the IISI - separate drainage solution, toilet wastewater is led to the IISI closed tank and all the wash water on the property to the IISI gray water treatment plant. IISI closed tanks come in different sizes and the greywater treatment plants are dimensioned according to the water use of the property. IISI greywater treatment plants do not need a filtration field and installation is easy and quick to complete. Separate drainage is well suited for new construction projects. In renovation sites, it must be possible to drain the toilet separately from the property to a closed tank or a burning or composting toilet will be installed on the property. Ask your nearest dealer for more! Sewage repair is now your thing!

Green-Rock - Large Treatment Plants

BSCS, or BIOSTONE-CHEMSTONE treatment plants, efficiently treat all residential wastewater in sites where high capacity is required. Well suited for residential buildings, commercial buildings, schools, kindergartens, hotels, campsites and holiday villages.

Gray Water

Green-Rock - Gray Water Treatment Plant

The IISI H6 - greywater treatment plant cleans the washing water of a property for 1-6 people and its design flow is an awesome 750 L of washing water per day. It also tolerates momentary overload well. The cleaning takes place biologically and the water flows through the treatment plant by gravity. No need for a filtration field, no chemical, no change of peat, etc. Easy and effortless cleaning of gray water.

Green-Rock - Gray Water Treatment Plant

The IISI H12 - greywater treatment plant cleans the washing waters of the property for 1-12 people and its design flow is an awesome 1500 L of washing water per day. It tolerates very momentary overload.

Green-Rock - Well - Gray Water Filter

IISI SAUNA WELL - The gray water filter effectively cleans 125 L of wash water per day. It is suitable for treating small amounts of sauna wash water. Purification takes place biologically and water flows through the filter by gravity. Maintenance is easy. You change the compostable filter once a year.

Green-Rock - Well - Gray Water Filter

IISI COTTAGE WELL - The gray water filter effectively cleans 200L of washing water per day. It is suitable for cleaning small amounts of sauna wash water and can also lead to dishwashing water from the kitchen sink.

Green-Rock - Gray Water Filter

IISI H4 - Gray water filter effectively cleans 500 L of wash water per day. It is suitable for cleaning the washing water of a well-equipped holiday home. Purification takes place biologically and water flows through the filter by gravity. No need for a filtration field, no chemicals, no electricity, no replaceable components, no replacement of peat, etc. Easy and effortless cleaning of gray water.