| Full Retention Separator NS Range |
 | • All surface water treated • Used on high risk sites • Sized in litres per second flow • Available in Class I and Class II formats
Class I includes coalescer and closure device, treating 100% of flow to achieve a concentration of 5mg/litre of oil
Class II to achieve concentration of 100mg/litre of oil |
| Bypass Separator NSBD Range |
 | • Used on low risk sites (Car Parks) • Sized in litres per second flow • Available in Class I and Class II formats
Class I includes coalescer and closure device, treating 10% of flow to achieve a concentration of 5mg/litre of oil
Class II to achieve concentration of 100mg/litre of oil |
| Washdown & Silt Separator |
 | • Used in very high risk applications (Car Wash etc.) • Outfall only to foul sewer |
| Grease Traps & Separators |
 | • Greatly reduce incidents of blocked drains from catering establishments • Improve the performance of septic tanks and field drains • Prevent contamination of small sewage treatment plants
for more details click here |