Bypass Separators

Our bypass separators are manufactured by Clearwater and Klargester, Cotterill Civils offers both fuel and oil separators that can be used in a variety of sectors. Our separators will prevent all oil spills contaminating watercourses and groundwater. Complete with oil alarms and auto closure devices, you can rest assured our separators will protect you. Our separators come in two variations, Bypass Separators and Full Retention Separators, alongside Grease Traps. Our Full Retention Separators range in size from 170sqm to 15,000sqm. Our Bypass Separators range in size from 1000sqm to 20,000sqm. We also offer Grease Traps that are suitable for carwashes with galvanised steel hinged grates. Whether it is a Klargester separator or a Clearwater that you’re interested in, all products are extremely high quality, and you can be assured of this by our extremely lengthy guarantees – some of the longest in the UK! We deliver your equipment and are more than happy to install it for you. If you’re interested in discussing our range or seeing what products we offer that will meet your needs, please call us today on 0121 351 3230, send us an email or contact us via the instant messaging system on our website.

  • Klargester Bypass Separator 69,444 sqm Image

    Klargester Bypass Separator 1670sqm

    0 out of 5

    Spec:

    Flow L/S : 3

    Peak Flow Rate: 30

    Drainage Area m2 : 1670

    Storage Capacity Silt : 300

    Storage Capacity Oil : 45

    Unit Length : 1700mm

    Unit Diameter :1350mm

    Access Shaft Diameter: 600mm

    Base to Inlet Invert : 1420mm

    Base to Outlet Invert : 1320mm

    Standard Fall Across: 100mm

    Minimum Inlet Invert: 500mm

    Pipework Diameter : 160mm

    TECHNICAL INFORMATION

    Bypass separators fully treat all flows generated by rainfall rates of up to 6.5mm/hr. This covers over 99% of all rainfall events. Flows above this rate are allowed to bypass the separator. These separators are used when it is considered an acceptable risk not to provide full treatment for high flows, for example where the risk of a large spillage and heavy rainfall occurring at the same time is small.

    Estimated delivery: 5-7 days

    £694.10 (£832.92 incl VAT)
  • Klargester Bypass Separator 69,444 sqm Image

    Klargester Bypass Separator 2500sqm

    0 out of 5

    Spec:

    Flow (l/s) : 4.5

    Peak Flow Rate (l/s) : 45

    Drainage area (m 2) : 2500

    Storage Capacity (Ltrs) – Oil : 60

    Storage Capacity (Ltrs) – Silt : 450

    Length (mm) : 1700

    Diameter (mm) : 1350

    Access Shaft Diameter (mm) : 600

    Base Inlet Invert (mm) : 1420

    Base to Outlet Invert (mm) : 1320

    Standard Fall Across (mm) : 100

    Min Inlet Invert (mm) : 500

    Standard Pipework Diameter (mm) : 160

    TECHNICAL INFORMATION

    Bypass separators fully treat all flows generated by rainfall rates of up to 6.5mm/hr. This covers over 99% of all rainfall events. Flows above this rate are allowed to bypass the separator. These separators are used when it is considered an acceptable risk not to provide full treatment for high flows, for example where the risk of a large spillage and heavy rainfall occurring at the same time is small.

    Estimated delivery: 5-7 days

    £753.50 (£904.20 incl VAT)
  • Klargester Bypass Separator 69,444 sqm Image

    Klargester Bypass Separator 3335sqm

    0 out of 5

    Spec:

    Flow (l/s) : 6

    Peak Flow Rate (l/s) : 60

    Drainage area (m 2) : 3335

    Storage Capacity (Ltrs) – Oil : 90

    Storage Capacity (Ltrs) – Silt : 600

    Length (mm) : 1700

    Diameter (mm) : 1350

    Access Shaft Diameter (mm) : 600

    Base Inlet Invert (mm) : 1420

    Base to Outlet Invert (mm) : 1320

    Standard Fall Across (mm) : 100

    Min Inlet Invert (mm) : 500

    Standard Pipework Diameter (mm) : 160

    TECHNICAL INFORMATION

    Bypass separators fully treat all flows generated by rainfall rates of up to 6.5mm/hr. This covers over 99% of all rainfall events. Flows above this rate are allowed to bypass the separator. These separators are used when it is considered an acceptable risk not to provide full treatment for high flows, for example where the risk of a large spillage and heavy rainfall occurring at the same time is small.

    Estimated delivery: 5-7 days

    £822.80 (£987.36 incl VAT)
  • Klargester Bypass Separator 69,444 sqm Image

    Klargester Bypass Separator 5560sqm

    0 out of 5

    Spec:

    Flow (l/s) : 10

    Peak Flow Rate (l/s) : 100

    Drainage area (m 2) : 5560

    Storage Capacity (Ltrs) – Oil : 150

    Storage Capacity (Ltrs) – Silt : 1000

    Length (mm) : 2069

    Diameter (mm) : 1220

    Access Shaft Diameter (mm) : 750

    Base Inlet Invert (mm) : 1450

    Base to Outlet Invert (mm) : 1350

    Standard Fall Across (mm) : 100

    Min Inlet Invert (mm) : 700

    Standard Pipework Diameter (mm) : 315

    TECHNICAL INFORMATION

    Bypass separators fully treat all flows generated by rainfall rates of up to 6.5mm/hr. This covers over 99% of all rainfall events. Flows above this rate are allowed to bypass the separator. These separators are used when it is considered an acceptable risk not to provide full treatment for high flows, for example where the risk of a large spillage and heavy rainfall occurring at the same time is small.

    Estimated delivery: 5-7 days

    £1,001.00 (£1,201.20 incl VAT)
  • Klargester Bypass Separator 69,444 sqm Image

    Klargester Bypass Separator 8335sqm

    0 out of 5

    Spec:

    Flow (l/s) : 15

    Peak Flow Rate (l/s) : 150

    Drainage area (m 2) : 8335

    Storage Capacity (Ltrs) – Oil : 225

    Storage Capacity (Ltrs) – Silt : 1500

    Length (mm) : 2947

    Diameter (mm) : 1220

    Access Shaft Diameter (mm) : 750

    Base Inlet Invert (mm) : 1450

    Base to Outlet Invert (mm) : 1350

    Standard Fall Across (mm) : 100

    Min Inlet Invert (mm) : 700

    Standard Pipework Diameter (mm) : 315

    TECHNICAL INFORMATION

    Bypass separators fully treat all flows generated by rainfall rates of up to 6.5mm/hr. This covers over 99% of all rainfall events. Flows above this rate are allowed to bypass the separator. These separators are used when it is considered an acceptable risk not to provide full treatment for high flows, for example where the risk of a large spillage and heavy rainfall occurring at the same time is small.

    Estimated delivery: 5-7 days

    £1,280.40 (£1,536.48 incl VAT)
  • Klargester Bypass Separator 69,444 sqm Image

    Klargester Bypass Separator 16,670 sqm

    0 out of 5

    Spec:

    Flow L/S : 30

    Peak Flow Rate: 300

    Drainage Area m2 : 16,670

    Storage Capacity Silt : 3000L

    Storage Capacity Oil : 450L

    Unit Length : 4265mm

    Unit Diameter : 1420mm

    Access Shaft Diameter: 750mm

    Base to Inlet Invert : 1680mm

    Base to Outlet Invert : 1580mm

    Standard Fall Across: 100mm

    Minimum Inlet Invert: 700mm

    Pipework Diameter : 450mm

    TECHNICAL INFORMATION

    Bypass separators fully treat all flows generated by rainfall rates of up to 6.5mm/hr. This covers over 99% of all rainfall events. Flows above this rate are allowed to bypass the separator. These separators are used when it is considered an acceptable risk not to provide full treatment for high flows, for example where the risk of a large spillage and heavy rainfall occurring at the same time is small.

    Estimated delivery: 5-7 days

    £2,436.50 (£2,923.80 incl VAT)