Use code SEWAGE5 for 5% off spare parts orders over £250

19 to 24 persons

Here at Direct Drainage we stock a large range of sewage treatment systems and septic tanks.

Browse the range below to see what is suitable for a household of 19 to 24 people.

Clearwater BioAir CW6 Sewage Treatment System (up to 20 person)
Regular price
from £3,123.00
Sale price
from £3,123.00
Regular price
£0.00
Unit price
per 
Sold out
Klargester BioAir 6 Economy Sewage Treatment System (up to 20 person)
Regular price
from £3,402.00
Sale price
from £3,402.00
Regular price
£3,454.00
Unit price
per 
Sold out
BioAir 6 Sewage Treatment System (up to 20 person)
Regular price
£3,837.00
Sale price
£3,837.00
Regular price
£3,750.00
Unit price
per 
Sold out
WPL Diamond DMS5 (up to 20 people)
WPL Diamond DMS
Regular price
from £3,480.00
Sale price
from £3,480.00
Regular price
£4,717.10
Unit price
per 
Sold out
Tricel Novo UK24 Sewage Treatment System (up to 24 Person)
Regular price
from £5,477.00
Sale price
from £5,477.00
Regular price
£5,650.00
Unit price
per 
Sold out
Tricel Vento Septic Tank 5000l (up to 20 person)
Regular price
from £1,442.00
Sale price
from £1,442.00
Regular price
£1,730.40
Unit price
per 
Sold out