Population equivalent (PE) 20 24 28 32

Maximum no. of connected residents

20 24 28 32
Preliminary treatment:
Diameter D = cm
200 200 200 250
Total height H = cm 245 245 245 230
Biology: diameter D = cm 200 200 200 250
Total height H = cm 245 245 245 230
Vol. of prelim.treatment in litres 2200 2200 2200 3100
Vol. of biology in litres 1100 1100 1100 1550
Vol. of post-treatment in litres 1100 1100 1100 1550
Water depth in cm 140 140 140 125

Population equivalent -EW- 4 6 8 10 12

Maximum no. of connected residents

4 6 8 10 12
Tank contents in litre 4200 4200 4200 6000 6000
Diameter D = cm 200 200 200 250 250
Total height H = cm 245 245 245 230 230
Vol. of prelim.treatment in litres 2100 2100 2100 3000 3000
Vol. of biology in litres 1050 1050 1050 1500 1500
Vol. of post-treatment in litre 1050 1050 1050 1500 1500
Water depth in cm 140 140 140 125 125