A part of the survey process supplied by Owls Hall Environmental.

Wastewater treatment plant comparison guide

We have compared the main sewage treatment plants that we supply and install so that you can easily see the benefits of each system.

Give us a call on 0333 272 6940 for free advice and guidance.

Please scroll to see the full table.

Size

Model BIO
BA
BIO
BA-X
BIO
BB
BIO
BC
BIO
BD
Biotec 1 Biotec 2 Biotec 3 DIA
DMS2
DIA
DMS3
DIA
DMS4
DIA
DMS5
Solido 35 Solido 45 Solido 60 Solido 3535 Solido 4545 Solido 6060 ASP
6
ASP
8
ASP
12
ASP
16
ASP
20
Number of people serviced Up to 6 Up to 9 Up to 12 Up to 18 Up to 25 Up to 6 Up to 12 Up to 18 1-6 5-11 10-15 14-20 Up to 6 Up to 8 Up to 10 Up tp 12 Up to 16 Up to 20 up to 6 up to 8 up to 12 up to 16 up to 20
Number of bedrooms 1-4 1-7 2 x 4 bed houses 3 x 4 bed houses 5 x 4 bed houses 1-4 5-8 9-12 1-4 1-7 8-14 15-18 1-4 2-6 2 x 3 bed houses

 

or 1 x 8 Bed house

2 x 4 bed houses 2 x bed houses 4 x 3 bed houses 1-4 4-6 6-8 8-10 10-12

BIO = Biodisc / DIA = Diamond

Features

Model BIO
BA
BIO
BA-X
BIO
BB
BIO
BC
BIO
BD
Biotec 1 Biotec 2 Biotec 3 DIA
DMS2
DIA
DMS3
DIA
DMS4
DIA
DMS5
Solido 35 Solido 45 Solido 60 Solido 3535 Solido 4545 Solido 6060 ASP
6
ASP
8
ASP
12
ASP
16
ASP
20
Tank Manufacturer Standard Warranty 1 year 1 year 1 year 1 year 1 year 1 year 1 year 1 year 10 years 10 years 10 years 10 years 25 years 25 years 25 years 25 years 25 years 25 years 15 years 15 years 15 years 15 years 15 years
Driveable lids available x x x x x x x x x x x x x x x x x
Child proof lids available x x x x x x x x x x x x x x
Vacation settings x x x x x x x x x x x x x x x x x
Future relocatable No No No No No No No No No No No No Yes Yes Yes Yes Yes Yes In some models In some models In some models In some models In some models
Contains internal moving parts Yes Yes Yes Yes Yes No No No No No No No No No No No No No No No No No No
Silent running Yes Yes Yes Yes Yes No No No No No No No Yes Yes Yes Yes Yes Yes No No No No No
Integral sample chamber No No No No No No No No No No No No Yes Yes Yes Yes Yes Yes No No No No No
Integrated alarm Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Optional Extra Optional Extra Optional Extra Optional Extra Optional Extra

BIO = Biodisc / DIA = Diamond

Installation

Model BIO
BA
BIO
BA-X
BIO
BB
BIO
BC
BIO
BD
Biotec 1 Biotec 2 Biotec 3 DIA
DMS2
DIA
DMS3
DIA
DMS4
DIA
DMS5
Solido 35 Solido 45 Solido 60 Solido 3535 Solido 4545 Solido 6060 ASP6 ASP8 ASP12 ASP16 ASP20
Average dig depth required 2.3m 2.3m 2.3m 2.6m 2.6m 2.2m 2.7m 2.6m 2.34m 2.62m 2.81m 2.81m 2.06m  2.06m  2.51m 2.06m  2.06m 2.51m 2.25m 2.25m 2.55m 2.65m 2.75m
Backfill requirements C C C C C C C C C C C C MOT1 MOT1 MOT1 MOT1 MOT1 MOT1 C
/MOT1
C
/MOT1
C
/MOT1
C
/MOT1
C
/MOT1

BIO = Biodisc / DIA = Diamond / C = Ready mix concrete / MOT1 = Ministry of Transport Type 1 material

Running Costs

Model BIO
BA
BIO
BA-X
BIO
BB
BIO
BC
BIO
BD
Biotec 1 Biotec 2 Biotec 3 DIA
DMS2
DIA
DMS3
DIA
DMS4
DIA
DMS5
Solido 35 Solido 45 Solido 60 Solido 3535 Solido 4545 Solido 6060 ASP 6 ASP
8
ASP
12
ASP
16
ASP
20
Power rating W 50 50 50 75 75 60 60 150 105 112 149 216 80 90 90 160 160
Electricity consumption kWh/day 1.20 1.20 1.20 1.80 1.80 1.44 1.44 3.60 2.52 2.688 3.576 5.184 0.52 0.52 0.52 1.20 1.55 2.50 1.92 2.16 2.16 3.84 3.84
Continuous running Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No Yes Yes Yes Yes Yes
Average yearly running costs £46.0 £46.0 £46.0 £69.0 £69.0 £55.2 £55.2 £138.0 £96.6 £103.0 £137.1 £198.7 £19.9 £19.9 £19.9 £46.0 £59.4 £95.8 £67.0 £75.0 £75.0 £133.0 £133.0
Desludge requirements 12 mths 12 mths 12 mths 12 mths 6 mths 12 mths 12 mths 12 mths 6 mths 6 mths 6 mths 6 mths 12 mths 12 mths 12 mths 12 mths 12 mths 12 mths 12 mths 12 mths 12 mths 12 mths 12 mths

 BIO = Biodisc / DIA = Diamond / COT = Centre of tank / SWT = Submersible within tank / UL = Under lid

Specifications

Model BIO
BA
BIO
BA-X
BIO
BB
BIO
BC
BIO
BD
Biotec 1 Biotec 2 Biotec 3 DIA
DMS2
DIA
DMS3
DIA
DMS4
Dia
DMS5
Solido 35 Solido 45 Solido 60 Solido 3535 Solido 4545 Solido 6060 ASP6 ASP8 ASP12 ASP16 ASP20
Diameter of lid 2.0m 2.0m 2.0m 2.5m 3.3m
x
2.5m
1.9m 1.9m 2.7m 1.85m 2.07m 2.07m 2.07m 60cm 60cm 60cm 2 x 60cm 2 x 60cm 2 x 60cm 1970mm 1970mm 1970mm 1970mm 1970mm
Tank material GRP GRP GRP GRP GRP GRP GRP GRP GRP GRP GRP GRP  PL  PL  PL  PL  PL  PL  PL  PL  PL PL PL
Tank
thickness
Up to 5mm Up to
5mm
Up to
5mm
Up to
5mm
Up to
5mm
Up to 5mm Up to 5mm Up to 5mm Up to 5mm Up to 5mm Up to 5mm Up to 5mm Average 8 mm Average 8 mm Average 8 mm Average 8 mm Average 8 mm Average 8 mm 7-8 mm 7-8 mm 7-8 mm 7-8 mm 7-8 mm

BIO = Biodisc / DIA = Diamond / GRP = Glass reinforced plastic (fibreglass) / PL = Polyethylene