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13 to 18 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 13 to 18 people.

Klargester Biotec L18
Klargester Biotec L12
Regular price
from £3,807.00
Sale price
from £3,807.00
Regular price
Unit price
per 
Sold out
Clearwater E3 Sewage Treatment System (up to 18 population)
Clearwater E1 Sewage Treatment System (up to 4 bedrooms)
Regular price
from £3,986.00
Sale price
from £3,986.00
Regular price
Unit price
per 
Sold out
WPL Diamond DMS4 (up to 15 people)
WPL Diamond DMS
Regular price
from £2,648.00
Sale price
from £2,648.00
Regular price
Unit price
per 
Sold out
Tricel Novo UK18 Sewage Treatment System (up to 18 population)
Regular price
from £3,570.00
Sale price
from £3,570.00
Regular price
Unit price
per 
Sold out
Klargester BioTec 3 (up to 18 population)
Klargester BioTec 3 (up to 18 population)
Regular price
from £4,160.00
Sale price
from £4,160.00
Regular price
Unit price
per 
Sold out
Klargester BioFicient 4 (up to 13 bedrooms/15 population)
Klargester BioFicient 4 (up to 13 bedrooms/15 population)
Regular price
from £4,376.00
Sale price
from £4,376.00
Regular price
Unit price
per 
Sold out
Klargester BC BioDisc (13-18 population)
Klargester BC BioDisc (13-18 population)
Regular price
£6,249.00
Sale price
£6,249.00
Regular price
Unit price
per 
Sold out
Tricel Vento Septic Tank 4000l
Regular price
from £881.00
Sale price
from £881.00
Regular price
Unit price
per 
Sold out