Interceptors - Oil / Petrol

Full Retention Interceptors

Full-rentention Class 1 stainless steel & hdpe Interceptors with or without automatic shut-off valve. This unit is rated NS 10, a flow rate of 10 l/s and Class 1.

Full retention interceptors treat the full flow that can be delivered by the drainage system, which is normally equivalent to the flow generated by a rainfall intensity of 50 mm/h.

Downloads

Aswaclear® Full Retention Interceptors from Molloy Precast
Examples of usage Reference and unit nominal size

Nominal Flow (l/s)

 Area
Covered (m2)
 Maximum
Silt storage
Capacity (L)

Oil retention capacity
(L)

 Total System Volume (L) PDF Drawing Download
Light industrial use, low silt content FR-NS-10-C  Buderus 10 555 4000 800 8000
Medium industrial use, normal silt content FR-NS-10-HC  Buderus 10 555 5000 1000 10500
Heavy industrial use, high silt content FR-NS-10-CC  Buderus 10 555 6000 1600 16000
High flow industrial use, low silt content FR-NS-20-HC  Buderus 20 1110 3000 1600 10500
High flow industrial use, low silt content FR-NS-20-HC  Buderus 20 1110 5000 1800 16000
Very high flow industrial use, low silt content FR-NS-50-CC  Buderus 50 2773 4000 2000 16000
hdp              
Small car park, work shop FR-NS-6-H- hdp Class1 6 333 800 400 2500
Large car park, work shop FR-NS-10-HH-hdp Class 1 10 555 1000 550 5000
Car wash, car park FR-NS-10-C- hdp Class 1 20 555 2500 800 8000
Car park with medium risk of oil spill FR-NS-20-C- hdp Class 1 20 1100 + 2500 1000 8000
Class 2              
Industrial use with direct discharge to sewer FR-NS- 10 Class2 - HHH 10 555 1000 2500 7500
FR- NS- 20 Class2 - HHH 20 + 1110 + 1500 2300 7500
FR- NS- 20 Class2 - CCC 20 + 1110 + 6000 4000 24000
    At 65mm rain per hour Area for nominal flow
Clean at 80% Clean at 10-20%    

Reference Log:

FR= Full Retention                             
NS = Nominal size (refers to the approximate maximum permissible inflow in l/s)
10 = flow rate in L/sec                       
H or C = Molloy Precast tank type, 2500l and 8,000l respectively
Buderus = stainless steel coalescence fittings with automatic shut off valve
Hdpe = high density polypropylene coalescence filter with no valve

 


 


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