5
2.2 Influent
quality
The AQUALOOP System 300-1800L designed for greywater treatment.
Greywater is only recognized as water from shower, bath tub, hand basin and washing machine! Never
kitchen, dishwasher or toilet water!
Permitted use of the following detergents and cleaning products:
All usual detergents and personal cleaning products (soap, shampoo, shaving cream, toothpaste
etc.) may be used.
All household cleaning agents are safe to use in accordance with the manufactures directions for
home use.
Attention:
Please monitor the water inlet quality and ensure that substances which are not
allowed to enter the bioreactor DO NOT because the membrane filter can
become blocked or possibly destroyed.
Furthermore the outlet water quality can’t be guaranteed for safe reuse in this
case!
Water inlet qualities and substances which are not allowed:
Faeces and kitchen water, fats and chemicals (e.g. paints, thinners ) must not be fed to the
system.
Hair dyes that can cause discoloration of the process water.
Note:
Influent greywater quality shall not exceeded NSF/ANSI 350-2014 test levels
(
Systems treating bathing and
laundry source waters combined.
)
The 30-day average concentration of the graywater delivered to the system shall be as follows:
Parameter Range
CBOD (mg/L)
130 - 180
TSS (mg/L)
80 - 160
turbidity (NTU)
2
temperatur
25 – 35 °C
E. coli (cfu/100 mL)
102 – 103
pH (SU)
6.5 – 8.0
total phosphorous – P (mL)
1.0 – 3.0
total Kjeldahl nitrogen – N (mL)
3.0 – 5.0
COD (mg/L)
250 – 400
TOC (mg/L)
50 – 100
total coliforms (cfu/100 mL)
103 – 104
Tab.: Influent quality according to NSF/ANSI 350-2014
