CAD - Silt Trap 6LB600 + Extension Option, A15 & D400 Loading Download DWG CAD FILE Drainage Interceptor Traps . Compare. We offer an extensive range of Silt Traps and Catchpits for surface & storm water drainage. Export Shipping Charges £68. Compliant with E1/AS1 clause 3. Silt trap with 160 mm OsmaDrain inlet. All models are robust, lightweight and easy to install. shop now. Geotextile silt fences. The main outlet has. 2. 9. Manufactured and designed to meet ISO 9001 & ISO 14001 and EN 1825-1:2007 standards. Find Silt Trap stock images in HD and millions of other royalty-free stock photos, 3D objects, illustrations and vectors in the Shutterstock. Price. Attach a garden hose to the drain valve typically found on the side of the water heater tank. Sediment traps should be constructed at a low point, or at the point where concentrated flows leave the site. Description. The Clearmake™ Silt Trap treats rain and storm water runoff from open hardstand or car park areas and indoor wash bays. g. Located upstream of attenuation, retention and soakaway systems, Silt Traps provide surface water treatment and drainage access and maintenance by isolating silt and other particles by encouraging settlement in their base and buckets, preventing ingress into sustainable drainage systems (SuDS). 59: Related Wavin Aquacell Products: Wavin Aquacell Eco Inf. An optional auto-flush valve keeps the filter mesh screen clean, or it can be manually flushed by opening the bottom flush valve. Located upstream of retention, attenuation and infiltration drainage systems, RIDGISTORMSeparate Silt Traps capture and retain silt and separate out other particles by encouraging settlement in the unit sump, preventing ingress into sustainable drainage systems (SuDS). Make sure the other end of the garden hose is above a drain or bucket, ready to flush. non-biodegradable contaminants such as sediment and rubbish from entering drainage systems and ultimately our waterways, resulting in pollution. Gully Guard ™ is a quick and easy to install silt trap for use within gully pots and other water transport systems such as manhole chambers and channel drainage systems and works by trapping the debris and contaminants carried by surface water run off. For use with the ACO MultiDrain PPD channel drainage system. The drum trap is like a metal drum, an essential part of our house plumbing system. The Rewatec FST range of silt traps are ideal for easy removal of silt either manually or by a waste disposal contractor. 300mm sediment catchment. Grease Traps. The tried and tested Polystorm geocellular range is designed to provide retention, attenuation or infiltration at a variety of depths. Qty-+ Add to Cart Add. A silt trap is a basin device that is set upstream of a soakaway crate and its purpose is to prevent any kind of silt, soil, sediment, metals or pesticides from entering your water storage system by containing water in the trap for some time and allowing these unwanted materials to settle to the bottom of the bucket and separate from the water. 5 tonnes. Water wells are expensive. Silt bucket is lined with white perforated sheet to collect silt particles. 9 Distribution Box – Risers / Lid 2. Designed for use in car washes and other cleaning facilities, the wastewater passes through our Kingspan Klargester washdown and silt traps where it is retained long enough to allow solids. The road gully is an important component of your surface water drainage system that can prevent any sediments from entering the system. There are, of course, many factors that will effect the build-up of oil and silt, for instance, there will be a seasonal variance, also if a site has a silt trap as a part of the drainage solution. Please allow 2-3 working days for delivery. When the outflow from your kitchen sink. Step 2. Wavin Osma is the reference for residential and commercial drainage systems. 54: Aquacell Domestic Silt Trap Bn 250x750 6lb300 £331. total: $0. Add to Cart. Aiming the gas flow straight down pushes anything caught in the gas line into the trap where it cannot enter the appliance gas chamber. 6LB300. 54: Aquacell Domestic Silt Trap Bn 250x750 6lb300 £331. Once the water velocity reduces to a certain level then the fine sediment in the water column drops out to the bottom of the sediment trap. Designed to intercept silt and solids upstream of Rainwater Harvesting and Flood Management systems the ETSG range is equally at home in vehicle wash applications. This section shall not apply to fixtures with integral traps. Wavin AquaCell domestic silt trap extension piece depth 500mm. Brown. 00 ex. A Triple Interceptor is also known as a Food and Oil Interceptor or Grease Trap. For use in a SUDs system to collect any suspended silts before a cellular soakaway/attenuation system. 00. Domestic silt trap extension piece, depth 500 mm. There are many different types of sediment traps ranging from silt fences to rock-filled ditches to berm and sump combinations, all of which can play an important role in preventing potential sediment runoff. 5 m height will be set up to control the inflow of sediments into the pond; the silt trap also has a shutter to prevent the first flush run off from the. 3 Grease Traps – Polyethylene 2. 77 inc. Domestic silt trap bucket. Silt traps, also referred to as gross pollutant collection traps are economical devices used for the removal of floating debris from stormwater run-off. Aquacell Domestic Silt Trap Bn 250x750 6lb300. The central mountain ranges are surrounded by broad lowland plains which include. Brown. Choice of household water treatment technology should be based on efficiency of removing contaminants present in the water. € 999. trap after each rainfall event for damage from erosion and to ensure that the trap is draining properly. You must not discharge silty water to a watercourse as it can cause pollution. Select pipe diameter from the following. Other. . Above Ground Acid Neutralising Tank. PO Box 104298 Lincoln North, Auckland 0654 +64 (09) 837 2725 orders@aqualine. 5. In order to prevent silt from entering the tank, clogging inlet pipework and reducing storage capacity, it is recommended that the Domestic Silt Trap (6LB300) or the standard Silt Trap (6LB600) is installed prior to the inlet pipework. Helps to efficiently remove surface water. Silt traps or catch pits are typically used upstream of soakaway and attenuation systems to filter solids and prevent them from entering down-stream drainage and storm water storage systems. All units are supplied with circular, 35KN (A15) loading access cover, which will take a light traffic loading, such as domestic driveways and gardens, but not in areas that will potentially experience traffic that is over 2. For smaller residential. 6LB301. The inlet to the dam is made of 3 holes. S ump: a low space that collects any often-undesirable liquids such as water or chemicals. The standard cost of delivery* will apply to this product, however offloading is the responsibility of the customer. 26: Aquacell Extension For 6lb300 Bn 250x500 6lb301 : Aquacell extension for 6lb300 bn 250x500. Dux AdjustaPit™ 350mm – Square Grate Only - DA350GS. The silt trap has an industrial strength silt basket with an approximate silt capacity of 50 litres which is easy to remove, ensuring simple, low cost servicing and maintenance. Effectiveness Design engineers should construct sediment traps in accordance with design manual specifications to ensure high sediment removal efficiency, generally 50 to 70 percent (Wossink et al. The silt trapping systems, or treatment trains, that were installed in the streams were maintained and emptied as required. Delivery. The source for all types of gravity drainage, sewer installation and pressure pipe systems in any private or public development. Grit / Sludge Traps. 24632. They separate oil from water, and safely retain the oil until it is removed. Clogged pipes or silted soakaways can cause a build-up of this surface water. For small, domestic soakaways, the following method can be used or adapted to suit the site requirements. Slow down water velocity, whenever possible, to minimise scouring and the loss of suspended sediments. ACO tips. Silt bucket is lined with white perforated sheet to collect silt particles. Silt trap body made from 300mm JFC twinwall pipe. Step 3 - Check inside the gully. Add to Cart. Discover more about the. Therefore, the gas appliance does not have any sediment entering the gas chamber. com. search. PDF - 530 KB. The weight of the excess material was. Designed for the catchment of silt & solids in stormwater systems, the chambers are water tested and supplied with seals as a fully water tight chamber. Above Ground Settling Tank (Plaster Trap) Fabricated from PVC or 6mm polypropylene for above ground installations. For large reservoirs, the size of the sediment trap has to be increased to accommodate huge amounts of run off water. Cost-effective. Diameter . Fitted with 100mm inlet, outlet and vent plain pipe fittings and threaded sampling and drain nipples. , Type B 11 Temporary Rock Sediment Dam, Type A 12 Temporary Rock Sediment Dam, Type B 13 Rock Pipe Inlet Sediment Trap, Type A 14 Rock Pipe Inlet Sediment Trap, Type B 15 Skimmer Basin 16 Stilling Basin 17. Silt Management; Access Chambers and Manholes; Biological Grease Treatment. Unit 200l 6lb200. A manhole cover is not supplied with this product. Step 3. Specialists in bespoke Wastewater Management Solutions, Supply, Consultancy and Design. The gully traps also intercept silt and debris from a roof or a hard standing preventing it from entering the main. Domestic Passive; Commercial Passive – CE Range; Commercial Automatic; Drainage Solutions. Add to Basket. 16. Well water first flows through a filter strainer removing sand and large sediment common with silt, dirt, and mud. Add to my list. Wavin | WavinManufactured from Vienite, ACO's high strength polymer concrete material, ACO RainDrain is suitable for domestic applications up to Load Class A 15. Wrap and overlap the geotextile covering the entire AquaCell structure. These systems are designed to collect and remove surface water, either by emptying it into the sewer system, or by allowing it to drain back into the ground below. A well pump should be set at about 10 to 20 ft from the bottom of the well. 05 UK and Worldwide delivery. £ 2,099. Silt traps function by allowing dirty water to enter at a higher level and clean water to exit at a lower level, leaving dirt and silt behind in a removable bucket. In order to prevent silt from entering the tank, clogging inlet pipework and reducing storage capacity, it is recommended that the Domestic Silt Trap (6LB300) or the standard Silt Trap (6LB600) is installed prior to the inlet pipework. 300mm inspection chambers should be installed at a maximum invert depth of 600mm. Silt traps, also referred to as gross pollutant collection traps are economical devices used for the removal of floating debris from stormwater run-off. m. 6LB630. Wastewater Traps. Whilst improving the water quality by retaining chemical content such as hydocarbons,. Special Order. W1-100 Single Chamber 1-stage Wash Down and Silt Separator – 10,000 litres. The Hynds Precast Concrete Silt Trap Unit is suitable for lawns and patios etc. From JDP - one of the UKs leading suppliers of underground drainage products. Dux AdjustaPit™ 350mm – Square Pit & Grate - DA350S. Aquacell Silt Trap Bk 500x1250 6lb600 £1226. 5 metres per second is needed to ensure drainage pipe will clear itself of silt. Home / Drainage Solutions / Silt Management / ETSG 1 – Silt Trap – Drainage area 5500 sq. AdjustaPit™. With preventive methods to reduce turbidity (silt trap, extraction method) the water is still turbid & contaminated and will require treatment. but mostly no. RELN Uni-Pit Vortex™ Series 300 Product Review. 110mm Rectangular Hopper Head. Usually petrol stations, car washes and vehicle repair garages. Silt traps filter out physical sediment to prevent sediment buildup in the drywell. When silt from draining surface water gets into a drainage system it can. To be positioned upstream of attenuation or soakaway systems, such as RAINBOX. , 2005). For use with Wavin 6LB300 domestic silt trap. As the water cools, suspended fats, oil and. This cookie is set by GDPR Cookie Consent plugin. All ECS Siltceptors will efficiently remove silt and dirt whilst providing a reasonable level of separation of hydrocarbons (oils, greases, petrol’s) which. Sand and larger silt particles will settle out reasonably quickly, however clay and fine silt will take much longer (a number of weeks). Or RegisterOffering expert advice and a comprehensive range of fittings and accessories, JFC is the brand of choice for leading contractors and project managers. They are especially crucial in drainage systems where blockages can occur, and play an important role in keeping domestic and commercial drains in good working order. 5 tonnes. Shaft height can. 3kg weight. Small Business. The Silt Guard SS300110 model is ideal for installation upstream of smaller volume, cellular/crate – attenuation systems, significantly improving the water quality going into the syste Here’s a video that teaches you how to make six classic traps: the Ojibway bird snare, the Paiute deadfall, the figure 4 deadfall, the wynn double-wishbone deadfall, the T-bar snare and the fishing gorge hooks spring pole. • This trap is provided to remove silt from the drain before discharging into the house drainage system. PBSL Group give a brief video of their inline silt trap or sediment trap, ideal for installation with soakaways. Designed to intercept silt and solids upstream of Rainwater Harvesting and Flood Management systems the ETSG range is equally at home in vehicle wash applications. (1) £18. The tried and tested Polystorm geocellular range is designed to provide retention, attenuation or infiltration at a variety of depths. It does this by temporarily containing the water in the trap, allowing unwanted materials to settle at the bottom of. Soakaway Crates are quick & simple to install and a variety of size-configurations can be easily formed. 25m Depth £769. Intesio Infiltration and Attenuation Systems Product and. The uncontrolled build-up of coarse sand and silt particles in your rainwater management system can soon reduce the overall efficiency of your system. Unit 200l 6lb100 £227. Silt Trap 300mm for 110mm Pipe or 150mm TwinwallThis 300mm diameter factory-built silt trap is delivered to site ready for installation. Add to Basket. POA. Ref. 05: Aquacell Core Inf. Excavated tanks for rainfall storage are common in the southern agricultural areas of Western Australia. 4 Advantages and disadvantages . SINGLE STACK SYSTEM • From the figure it is clear that only single pipe acts as soil pipe waste pipe and ventilation pipe. In a condensing boiler, this water vapour is instead captured and used to preheat cold water entering the system. Suitable for use with ULTRA3 pipework and fittings. It is designed to catch. Aquacell Domestic Silt Trap Bn 250x750 6lb300 £331. VAT. The two ends of the design spectrum are linked. Silt Trap 1150 litres. Sri Lanka is an oceanic tropical island in the Indian sub-continent and located at 5°54′–9°52′N 79°39′–81°53′E (Fig. Drainstore Twin Sewage Pumping Station 1m x 1. Suitable for a wide range of applications. 5m – 1178 Litres – up to 10m head plus 2 year warranty on pumps. It might be found in the soil underwater or as sediment suspended in river water. Grease Management. HDPE Silt Trap complete with Increment, Stainless Steel Lid and Bucket with 1. Our standard 320mm X 580mm mini silt trap is for 110mm underground surface water drainage systems. Wavin AquaCell domestic silt trap extension piece depth 500mm 6LB301 Wavin AquaCell flange adaptor to UltraRib 150mm 6LB104 Wavin AquaCell flange adaptor to UltraRib 225mm. Silt and sludge removal. Certificate Wavin AquaCell Plus-R data sheet. The market leading silt fence range offers unrivalled performance in controlling sediment pollution caused by silt laden construction site. These are pipe extensions that aim gas flow straight down. The outer wall is corrugated providing excellent structural strength which reduces the possibility of on-site damage. Gully Traps. Silt traps filter out physical sediment to prevent sediment buildup in the drywell. TCS Silt Fence Premium can be installed as an entrenched vertical entrapment fence and is designed to intercept and detain stormwater run-off, trapping harmful silt through settlement and filtration before it. auWe offer an extensive range of Silt Traps and Catchpits for surface & storm water drainage. Rusco 1-1/2-250-F Polyester Screened Filter System. Auckland. When silt from draining surface water gets into a drainage system it can affect its ability to function properly. Caroma 40mm Short Inlet P Trap (2) $10. Quantity. Diameter . Well-designed and constructed dams are farm assets, safe. 29 $6. See more ideas about silt trap, silt, clay sinks. 3 Anaerobic digesterAquacell Silt Trap Bk 500x1250 6lb600 £1226. Abey 50mm PVC Flexible Pipe Joiner (6) $15. VAT. A domestic well can cost between $5,000 and $10,000. Silt is somewhere between the size of sand and clay, and is an important component in the sedimentary dynamics of rivers. 820 Drain union - 0056 . 450mm inspection chambers for. VAT. Straw bales can be placed downstream of works to act as a barrier and may help trap suspended sediment while allowing the water to pass through the bales. how to construct a soakaway pit - septic tank soakaway constructionvideo will show you just how easy it. 3. Colour . Research in NZ has shown sediment traps to be very effective in capturing silt with a capture rate of 70% reported in one large Canterbury trial. Silts and sludges are waste streams that are defined to have a high solid content, which if left over time can cause blockages in drainage systems and storage tanks. 1 Polyethylene Silt Traps 2. PBSL Group give a brief video of their inline silt trap or sediment trap, ideal for installation with soakaways. Wavin AquaCell domestic silt trap 250mm depth 750mm Catalog code: 6LB300 Product specifications Identification specifications -Catalog code Wavin 6LB300 EAN Number 5011479231760 SAP number 000000000004040293 General specifications + Logistic specifications. Silt traps. VAT | € 1,228. 143 Woodlands Drive Braeside, Victoria 3195. Viking Plastics domestic grease traps are available for above ground (under the sink) and below ground installations. That’s why silt traps come in a range of sizes, so make sure you choose one that is suitable for your needs. ACO's range of elegant and modern 'Complete the Look' gratings are available to provide choice and style. Search Login. We offer a wide range of domestic silt traps and catchpits to meet your specific needs. £45. The Rewatec FST range of silt traps are ideal for easy removal of silt either manually or by a waste disposal contractor. TCS Silt Fence Premium is a special, high quality, permeable, technical filter fabric for stormwater surface runoff pollution management. 100% of the liquid, up to the unit’s designated flow passes through both chambers of the unit. Removal mechanisms include ponding the runoff to allow for settling, and physically filtering sediment as it passes through a sediment barrier (e. Silt traps function by allowing dirty water to enter at a higher level and clean water to exit at a lower level, leaving dirt and silt behind in a removable bucket. 3 Technical design criteria 3. $7. SEPTIC TANKS. Product name. It is specifically designed to slow the flow of warm/hot greasy waste water from commercial kitchens and food preparation areas allowing the waste water to cool. Domestic Silt Trap Extension Piece: 500: 250: 250:. , 2005). The 300 Silt Trap Chamber has an invert depth of approx 315mm; We offer a wide range of domestic silt traps and catchpits to meet your specific needs. Designed to maximise rainwater capture and reduce mains water usage. The GT02 is a fully contained 3 chamber unit which includes dual collection buckets and galvanised lids. The standard cost of delivery* is applied to this product, however. Interceptor traps were originally installed to prevent sewer air from venting within domestic systems at a time when the authorities were unsure of the health risks and dangers that this foul air may carry, even at the time there were those who opposed the installation of the traps because they cause waste matter to sit in the outlet of a chamber until the next flush. 80075 Series 450D Stormwater Pit with Galvanised Grate 80073 Series 450S Stormwater Pit with Galvanised Grate 21041 Series 450 Galvanised Steel Grate 97848 Series 450. Sediment traps are used to well, trap sediment from gas lines. 5011479231760. 5 meters from the boundary. This requires the use of lagoons, settlement tanks or grassy areas that slow the water down enough for the solids to. Silt trap Item W D H Weight Single 3 way 738 670 870 655 Double 1320 670 870 1168 * Manufactured in Christchurch for Canterbury Region. Minimise the risk of flood damage by managing peaks in rainfall. 200x210mm depth. Silt bucket is lined with white perforated sheet to collect silt particles. How to install a soakaway with an in line silt trap . 06th November 2020. Concrete In-Fill type and Solid Top covers supplied as standard – Tiling Edge are available by request. 6LB600. 89 £122. Contact us Got a question? Call us on 0344 292 7090. For each silt trap facility location illustrated, different cross-section design types were implemented. A paint collection tank is designed for the collection of acrylic and oil based paint residue as well as solvents. Our robust, chemically resistant Polypropylene and Polyethylene silt traps are available in a in a range of depths and pipe sizes for your soakaway and attenuation requirements. Our standard 320mm X 580mm mini silt trap is for 110mm underground surface water drainage systems. SD232113-01: Waterflow Measuring Device Detail: PDF. Pricing group 1 - Key. Regular wind or weed matting cloth is not suitable. Colour . We supply the trapped road gullies in the following: B9450 – 450mm x 900mm. Only show branches with stock available now. All spigots have blind ends, that can be cut off on site if required. We offer a range of silt traps, flow control units and adaptors are also available to complete the system. High and Medium Pressure Steam Trap Discharge Into Pumped Condensate Return Line: PDF. menu. Everhard Industries Class B Stormwater Pit Grate - To Suit 900 x 900mm Pit. Silt is geologically classified by its grain size and texture going through a sieve. Duration. Domestic silt trap 250 mm, depth 750 mm. We offer a wide range of domestic silt traps and catchpits to meet your specific needs. We can help you design the correct water management system to comply with relevant drainage regulations and offer a sustainable drainage system (SuDS), that will suit your specific development. 2. Best Management Practice: Best management practices should be maintained to ensure a clean network at all times. For the catchment and removal of silt and debris from roofs and hard standing areas, before entering the surface water drainage system. JFC GT01-L – Domestic Grease Trap Cast Iron Cover Cast iron, pedestrian duty cover for use with the JFC GT01 Domestic Grease Trap. SLP Sea Level Pressure Plumbers must be aware of the atmospheric pressure to ensure that they avoid creating ‘negative’ pressure or vacuums within pipework systems. 350x200mm riser provides a total of 875mm depth & 60L capacity. Shop products from small business brands sold in Amazon’s store. This YouTuber explains them all clearly, making the ideas easy to learn and then replicate yourself. Save money by tapping into the. co. Dux AdjustaPit™ 350mm – Round Grate Only - DA350GR. The uncontrolled build-up of coarse sand and silt particles in your rainwater management system can soon reduce the overall efficiency of your system. We offer a choice of three sizes - Mini, Basic and. 1020mm or 1530mm Depth. Food waste disposers installed with a set of restaurant, commercial, or industrial sinks shall be connected to a separate trap. 54: Aquacell Domestic Silt Trap Bn 250x750 6lb300 £331. Simply give us a call on 1300 885 364 or email sales@jaybro. Catalog code Wavin. 5m deep and comes with 3x 160mm connections. Click & Collect. No BSI or BBA certifications are either implied or available for this bespoke fabricated product. means such as silt fence or filtering products. 42. Dux AdjustaPit™ 350mm – Square Pit & Grate - DA350S. FOG float to the top of the water are then trapped by the grease trap. The velocity around the silt trap is comparatively higher in magnitude to the velocity inside the trap during high and low tides. Volume - 21000 CCM. Our traps have been designed to filter and collect silt particles that discharge from laboratory or commercial wastes. Unit 6lb025 £141. AquaCell Eco Domestic Soakaway. Features & Benefits: Silt Guard 300mm Silt Trap for 110mm Pipework with Filter Basket and Access Cover. A15 Access Cover. , silt fence, rock/soil berm, gravel. biz POA. Interceptor traps were originally installed to prevent sewer air from venting within domestic systems at a time when the authorities were unsure of the health risks and dangers. Pipe outlet sediment traps may be interchangeable in the field with stone outlet or riprap sediment traps provided that these sediment traps are constructed in accordance with the detail and specifications for that trap. Stainless Steel Grease Trap. JFC GT01 – Domestic Grease Trap Chamber – 40 litres. Also we exlpain how the silt trap works and how to maintain it. Summary of Drywell Design Requirements. The Soakaway Boxes are manufactured to the same exacting standards as other high-quality brands such as the Wavin Aquacell crates. 75: 6lb600 Wavin 500mm Silt Trap 1. The Gully Guard™ system is an environmentally friendly silt trap; an inexpensive, low maintenance and reusable engineered solution that assists in the prevention of blocked gullies, surface flooding and watercourse contamination due to silting and debris build-up. Ph: +613 9587 2297 Fax: +613 9587 1172 [email protected] a discharge into a traditional drainage system contains silt or grit, for example from a hard standing with car wash facilities, there should be facilities for the separation of such substances. The road gully is renowned for its dual combination outlet, creating a trap to prevent any unpleasant smells. Size 450mm Diameter x 900mm. Our standard 320mm X 580mm mini silt trap is for 110mm underground surface water drainage systems. It is a tank installed between a sink and a public sewer to prevent pollution from trade waste such as grease, fat, oil, silt, sand, sludge and other substances entering into the sewer system. Hair is course and denser than a domestic pig, with long bristles. This tank is really two tanks in one. Effectiveness Design engineers should construct sediment traps in accordance with design manual specifications to ensure high sediment removal efficiency, generally 50 to 70 percent (Wossink et al. Product Details. Storm Drain™ Garage Pack - 3. m quantity. Oil separators are designed to prevent oil and other hydrocarbons from entering the drainage system. After Cyclone Idai, the famers of Nyanyadzi quickly came together to clear the blocked section of canal. Use the brush to clean the inside of the bent pipe. Each of our silt traps has an integral silt bucket that sits just below the inlet pipe. Silt and sediment control on construction sites What you must do. JFC. Traps can be any size, but the ratio of Height to Weight should be between 2:1 to 3:1 to avoidLeave any remaining water in the tank to cool. As the silt trap fills up with water, silt settles at the bottom of the tank, below the invert pipe. The domestic grease trap minimises pipe blockages by reducing the amount of grease (and other fat/oil based substances) entering the drainage system. In smaller areas with concentrated flows, silt traps may suffice. Silt traps are ideally suited to wash. The standard cost of delivery* is included with this product, however offloading is the responsibility of the customer. The separation chamber retains the lighter than water pollutants, oils and petrol which rise to the surface.