00. 1. Soakaway Depth. 3. Temporary silt fences or sediment traps can be effective temporary measures. Size 450mm Diameter. When using solvent cement, always work in a well ventilated area and keep. Storage Volume. This is where stormwater is fed into the soakaway structure where it is held for long periods, allowing the water to slowly infiltrate into the surrounding soil, removing the need for stormwater drains and at the same time recharging the natural levels of groundwater. Standard (24 - 40 Tonne) Heavy (65 Tonne) Soakaways - Large Volumes (5 - 50 Cubic Metres) Standard (24 - 40 Tonne) Heavy (65 Tonne) Inspection & Cleaning . ON BACK ORDER - Please contact us for availability and alternatives. A silt trap is a method of preventing silt from entering and damaging a soakaway, attenuation or sewer system. Geotextile Membrane - 4. A silt trap is a method of preventing silt from entering and damaging a soakaway, attenuation or sewer system. Brand Turtle Enviro. 0:00 / 14:23 Installing Rainwater Soakaway and Silt Trap - Driveway Prep! - The Home Extension - Episode 26 JW Home Improvements 1. 1 Sediment traps 17 6. Silt Trap 300mm for 110mm Pipe or 150mm TwinwallThis 300mm diameter factory-built silt trap is delivered to site ready for installation. For installing drainage systems from inspection chambers, catch pits, silt management and flow control chambers we at Turtle are here to help. 5m from any boundary. It is designed to prevent silt, soil, sediment, metals or. If the crates used have inspection channels, jet washing, alongside a. Silt Trap – Small diameter (320-460mm): Silt traps. Code 90004M3K. An adequate soakaway or some other adequate infiltration system; or where that is not reasonably practicable, b). Where a soakaway design is adopted it must be designed and constructed in accordance with BRE Digest 365 ‘Soakaway Design’, or National annex NG. Cogcog. Northamptonshire. 1 m³. Code G4110M3K; Brand Graf; £415. Featuring a robust, impact resistant, rota moulded body with moulded pipe spigots that accommodate 160mm EN 1401 pipe fittings. Hot and Cold solutions; Above ground commercial;PBSL Group give a brief video of their inline silt trap or sediment trap, ideal for installation with soakaways. Be sure to check out their exciting range of products. Product Description. Soakaway SiltGuard Silt Trap C/W Catchpit and Filter with Lid - 600mm Deep x 300mm Diameter . Catch pits are used in all wastewater management systems. You can improve the efficiency and lifespan of your drainage pipe by adding a silt trap. Code SS300110LID. Our Sentinel silt traps are a 600mm deep chamber that incorporate a removable silt bucket made from a sturdy mesh inside a PVC frame. 200L : 5no Crates = 1 cubic meters. what is a silt trap chamber - silt chamberyou a septic tank owner?Are you about the install a septic tank?Are you about to re. How to connect land drain to a soakaway crate. Cable Ties are included with our 1m³ Soakaway Sets and these are used purely to hold the crates in place until the sand or gravel side fill has been added. Rainsmart Ellipse Soakaway Set Flat-Packed with Silt Trap & Lid 1 Cubic Metre . 3 Cubic Metre . 110MM (1) 160MM (1) 1m x 0. View Product. Free next day delivery available for orders over £1000. If a soakaway needs to be utilised during the construction phase to treat runoff, the runoff can first be captured and put through a mobile silt catchment system such as a Silt. Position the first layer of cells onto the. S T T = 250mm Dia Silt Trap. 20 £320. Order online for delivery or Click & Collect at your nearest Bunnings. Select the right Modular Cell Polystorm Lite – PSM2 Polystorm Lite has been specifically designed for non-trafficked applications. Project Details Project Name: Location: Designed by:For the catchment and removal of silt and debris from roofs and hard standing areas, before entering the surface water drainage system. Product Code: PSMST110. About Us;The paving slopes quite steeply towards the front of my house and the surface water runs into an aco drain in front of my house. 9 Cubic Metre . For a closer look at Soakaway Crates in general, including installation tips, please take a look at our video. Code 90003FP; Brand Rainsmart; From 28 reviews £32. Aqua Storm 65T Soakaway Crates 1000 x 1000 x 400mm Each crate has a capacity of approx. Soakaways are a drainage system for surface rainwater run-off. This would need to be accessible so you could empty it easily from time to time. Country. Soakaways & Drainage. Integral water trap releases no odour. 00 £268. Rain Bloc 60 Tonne Soakaway and Attenuation Crate - 0. 00 £498. Clogged pipes or silted soakaways can cause a build-up of this surface water. Whether you are looking for a simple solution. 2. Rainsmart Ellipse Soakaway Crate Spare Inspection Plate. How to connect land drain to a soakaway crate. The basic premise is illustrated opposite. Manufactured from high. 0 reviews / Write. 300mm inspection chambers should be installed at a maximum invert depth of 600mm. Turtle Enviro Silt Traps, Accesso Inspection Chambers, Catchpit Chambers, Grease Traps, Pumping Stations. Emptying the filter. This will need emptying periodically, but can dramatically increase the lifespan and reduce potential blockages in your soakaway system. . For a closer look at Soakaway Crates in general, including installation tips, please take a look at our video. 50 ex. 2-3 days . A good silt filter trap is easy to maintain and will certainly prolong the life of the soakaway. The disposal point of a land drain system, whether it's a manhole, a soakaway , leach field or an outfall , is always at the lowest point of the system. All the essential detail is covered in the Sewers For Adoption document, which you can buy. Additionally, the set contains a Sentinel Silt Trap C/W Catchpit and Filter to filter out sediments and allow a clean flow of water into the soakaway, as well as Cover. For a closer look at Soakaway Crates in general, including installation tips, please take a look at our video. All spigots have blind ends, that can be cut. 3 Qualitative summary and comparison 73 6. The SS300110HD SiltGuard Silt Trap is a 300mm diameter chamber with a catchpit and filter, designed to be put in line in front of a soakaway This silt trap has a depth of 2000mm and features two 110mm inlets and two 110mm outlets. 4. VAT £303. 00 In line Back Flow Prevention Non Return Valve 110mm, 160mm, 200mmGrease traps are an effective and hygenic method of separating fat and grease from wastewater flow. Silt Bucket for use with our 300mm x 600mm Yard Gully. Design the septic tank soakaway to avoid blockages. This is because the silt traps were working adequately and most of the water was being filtered by a series of smaller soakaways. Order your silt traps here:. For small temporary sediment traps, the embankment height should not exceed five feet. DO choose a soakaway which has the correct loading in relation to where it will be installed; either gardens (normally 20 tonnes) or driveways (usually 40 tonnes). We recommend using a Silt Trap upstream of your. 86 £238. 84. 97. Suitable for use with ULTRA3 pipework and fittings. 81. Featuring. Product Description This pack contains the SS300110 Silt Trap with Catchpit and Filter as well as cover and frame. Code 90004M3FK; Brand Rainsmart; From 7 reviews £414. If the. DON'T install a soakaway in heavy clay soil, the water cannot drain through. An online system. This soakaway set is a squarer shaped soakaway measuring 1600mm (L) x 1430mm (W) x 440mm (D). 38. Soakaway. 600mm diameter catch pit/silt trap. Channels or earth bunds or sand bag barriers should be provided on site to properly direct stormwater to such silt removal facilities. 57 Save 20%. Just confirm the following when contacting us and we’ll be happy to provide a quote for you: Diameter of concrete soakaway ring required. Soakaway Crates - Shallow . Standard (24 - 40 Tonne) Heavy (65 Tonne) Soakaway Crates - Deep . Click here to design a tank system. Find inspection chambers & manhole covers for easy access, gully traps and various sized bends and couplers to meet your requirements. Rain Bloc 60 Tonne Soakaway and Attenuation Set with Silt Trap & Lid - 0. While a soakaway is a good alternative, some issues may arise if you don’t have a drain for your boiler condensate pipe. Postcode for delivery. All the essential detail is covered in the Sewers For Adoption document, which you can buy. 20. Code 90004M3K; £433. 94. Whilst geotextile membrane prevents soil from the surrounding area from being washed into the soakaway, there is always the possibility that the stormwater pipe itself will carry silt and other debris washed in from the roof and gutters. Buy Now. In stock. comand on the websitesilt traps have the same purpose — to keep a soakaway system free from silt and sediment. For embankments up to ten (10) feet in height, the embankment top width should be a minimum of eight (8) feet. The SS3006WSB Silt Sentinel Series Trap is a 300mm diameter chamber with catch pit and filter, designed to be put in line in front of a soakaway. The system is comprised of base plates, crates and side. The SS3006WSB Silt Sentinel Series Trap is a 300mm diameter chamber with. Branch Network 30-day returns to your local JDP branch. The crate structure is surrounded with a permeable non-woven geotextile to CAD - Silt Trap 6LB600 + Extension Option, A15 & D400 Loading Download DWG CAD FILE ASSET_TYPE_CAD_DRAWING_WEBSITE. ON BACK ORDER- AWAITING ETA. Emptying the filter. Soon enough, the soakaway won't be holding enough water anymore and will need to be dug up and replaced. The design of the crate structure is required to ensure a half empty time of 24 hours or less. 36 £518. Rainsmart Ellipse Soakaway Set Flat-Packed with Silt Trap & Lid 1 Cubic Metre . The SS3006WSB SiltGuard Series Slit Trap is a 300mm. 4m3)The Aqua Storm 20T light duty soak away crates are suitable. Spend another £1500 to pay over time with. 1. Ridgidrain: Ridgidrain can be utilised within a Polystorm system by allowing captured surface water to enter the attenuation or soakaway tank. 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 system, and thus supporting the longevity and. 09. If you’re looking for maximum efficiency and a long lifespan, you can choose to fit a silt trap on the drainage pipe that leads to the soakaway. A non-woven geotextile should always be used. Trench Soakaway with Silt Trap. Soakaway SiltGuard Silt Trap C/W Catchpit and Filter with Lid - 600mm Deep x 300mm Diameter. Click and secure system with 100mm and 110mm outlets. Geotextile Membrane - 4. 00. How To install Your Catchpit. Polystorm Soakaway Crates 1000mm L X 500mm W X 400mm DEach crate has a capacity of approx. Both advanced and basic are available with All silt traps have the same purpose — to keep a soakaway system free from silt and sediment. 96 £541. Soakaways should be sited at least 5m Min depth* away from the building (Ref BS EN 752-4)The silt sentinel 300 series is designed to support SuDS Management and the sewer infrastructure as part of a designed attenuation system, helping prevent flooding by limiting the amount that enters the attenuation system. 00 £498. Standard (24 - 40 Tonne) Heavy (65 Tonne) Soakaway Crates - Deep . From 4 reviews. Design a tank or soakaway using our fully BBA approved AquaCell system. The purpose of a silt trap is to keep substances with the potential to cause blockages, such as silt, soil, sediment, or pieces of metal from entering your water drainage system. 2. Quick View. SOAKAWAY SYSTEMS – PLASTIC UNITS Manufacturer: Polypipe Civils Product reference: Polysewer Polysewer pipe work and fittings combine to form a structural soakaway. Brand Turtle Enviro. 25 You Save: 15%. 9 Oct 2019. Each of our silt traps has an integral silt bucket that sits just below the inlet pipe. Secondly, dirt and leaves may block the soakaway causing it to get clogged. Older soakaways sometimes cease to function. Inspection & Cleaning; Silt Sentinel Silt Traps; Silt Sentinel SILTBLOK; Inspection. This pack contains the heavy duty SS500160HD Silt Trap with Catchpit and Filter. Typical silt trap 4 Figure 24 43 Percolation test for designing a soakaway system 4 Figure 25 44 Percolation test for designing a soakaway system - worked example 4 Figure 26 45 Guidance on soakaway for single house development 4 13 46 Volumetric data per linear metre for one cell wide trench configuration 4 14 46A silt trap is a simple way to prevent this and prolong the life of your attenuation unit. Silt Bucket for use with our 300mm x 600mm Yard Gully. Gutter silt and sand trap ideas. a catch-pit or silt trap should be considered preceding any outfall to a natural watercourse or sewer system, to remove. Wastewater collected from canteen kitchens， including that from basins， sinks and floor drains， should be discharged into foul sewers via grease traps capable of providing at least 20 minutes retention during peak flow. Location of soakaway - to prevent such damage therefore,. We stock silt traps for 110mm & 160mm uPVC drainage systems, as well as 150mm, 225mm, 300mm twinwall drainage systems. Skip to content. Contractor name. 9 Cubic Metre . Attenuation Crates. This document describes the products from Polypipe Water Management Solutions for. Brand Turtle Enviro. This silt traps filter out sediment to help prevent the soakaway silting up thus ensuring longevity and an. Quick View. Order now from BP Plastics. To work this out measure the areas your property covers consisting of the external hard surfaces — such as roofs and garages down towards your patios, driveway and paths. Marshalls Civils & Drainage has developed a range of Offsite Solutions catchpit and silt trap manholes so why spend days constructing an in-situ a catchpit or silt trap manhole on site when one-piece chambers are available and can be installed within hours, not days!. Prefilters – we would always recommend installing a prefilter such as a silt trap before your soakaway crate. Brand Rainsmart. Take a quick look at our installation video: Cromar Pro GRP – 25 year Advanced Fibreglass Roofing System. 8 Other 63 6. As with other silt. 320mm x 630mm Mini Silt Trap For 110mm uPVC Pipe c/w Removable Bucket BPST110. Standard (24 - 40 Tonne) Heavy (65 Tonne) Soakaway Crates - Deep . 9 Cubic Metre . 62 £649. Silt Trap - A Pre-filter For Your Soakaway An introduction video to the sentinel silt trap, our new product that goes hand-in-hand with a soakaway acting as a pre-filter for your. 3 Technical design criteria 3. 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. 2. Operation. The basic premise is illustrated opposite. 94 Save 20% . 68. 320mm Ø Hydrocell 300 Silt Trap 640mm High. Replace the drain cover and repeat every couple of hours until the blockage is cleared. Please mark your mail for the attention of the department you wish to contact. Twinwall Utility Duct. 7 Farm buildings 55 6. Our standard 320mm X 580mm mini silt trap is for 110mm underground surface water drainage systems. Items you will need. For a closer look at Soakaway Crates in general, including installation tips, please take a look at our video. We are in the process of selling our property and have Building Control coming round towards the end of the week to do a final inspection. Rainsmart Ellipse Soakaway Set Flat-Packed with Silt Trap & Lid 1 Cubic Metre. Add a cup of bicarb followed by a cup of vinegar, it should begin to fizz and bubble up. soakaway no. Silt trap: Consult with Polypipe Civils for recommendations and details. 09 £621. Original Poster. Also we exlpain how the silt trap works and how to maintain it. Items you will need. Consider a pre-filter. Brand Turtle Enviro. 2. In. We currently have a water butt there which takes the rain water away, and use to water the garden. Suitable for use with ULTRA3 pipework and fittings. 5-7 days . 94 Save 20% . Does anyone have any experience installing the soakaway crates? The recommendation is to fit a silt trap. Consider a pre-filter. We have a drain/soakaway in the driveway. Soakaway Maintenance. The capacity of this 1 cubic metre soakaway is an impressive 935 Litres. 33 £119. For installing drainage systems from inspection chambers, catch pits, silt management and flow control chambers we at Turtle are here to help. Wavin is credited with inventing and pioneering the use of plastic Inspection Cambers and Silt Traps pipe for water distribution in the mid 1950s. Silt Trap 300mm for 110mm Pipe or 150mm TwinwallThis 300mm diameter factory-built silt trap is delivered to site ready for installation. Rubber seal included for watertight fit to outlet pipe. Brand Turtle Enviro. 44. Soakaway design · August 12, 2020 · · August 12, 2020 ·Oct 29, 2023 - Learn all about septic tanks on Septic Tank TV. The assembly of this set really is a quick and easy process taking around 10-12 minutes in total and the self-assembly set represents excellent value for money - it is around £. DON'T install a soakaway in heavy clay soil, the water cannot drain through. Size 600mm Diameter. Code: PTE770. 63 £248. 62 £649. Inspection & Cleaning. . Clear. 2. One way to further eliminate this is to add a silt trap along the pipe run before it enters the soakaway system. The dimensions of the complete soakaway are 1200mm (L) x 1200mm (W) x 690mm (D) Rainsmart 65 Tonne soakaway crates have a void ratio of 95% - this is the amount of free space within the crate structure that can be used for rainwater storage. Surface water drain pipes normally discharge to a watercourse or indirectly into the groundwater via a soakaway. To calculate the size/volume of a rubble filled soakaway, the same calculation can be used but the result divided by 0. 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. Inlet to soakaway/attenuation tank 4. This pack contains the SS300110 Silt Trap with Catchpit and Filter as well as cover and frame. 18. 09. 00. Code G4110M3K; £415. 54 £103. For embankments between ten (10) and. Rain Bloc 60 Tonne Soakaway and Attenuation Set - 0. The kit also includes 1no 10m2 roll of white non-woven geotextile for wrapping the soakaway tank. of silt into the liner. by Brickright building & landscaping. Clogged pipes or silted soakaways can cause a build-up of this surface water. Compare. Geotextiles are also used to avoid silts from the surrounding ground getting into the trench. All spigots have blind ends, that can be cut. (Max 10000) ADD TO BASKET. We currently have a water butt there which takes the rain water away, and use to water the garden. Tanks should be accessible to allow for internal cleaning and the maintenance of inlet valves, sensors, filters or submersible pumps. 24. The catchpit will give 200 litres of solids retention to the pipe work. 13. The SS300110ER2 SiltGuard Silt Trap is a 300mm diameter chamber with a catchpit and filter, designed to be put in line in front of a soakaway This silt trap has a depth of 965mm and features two 110mm inlets and two 110mm outlets. When installing a septic tank soakaway, it’s important to refer to Building Regulations Part H to ensure the installation meets the required standards, though we. The crate should be wrapped with the Geotextile Filtration Membrane provided. We recommend using a Silt Trap upstream of your. 09 Save 20%. We stock silt traps for 110mm & 160mm uPVC drainage systems, as well as 150mm, 225mm, 300mm twinwall drainage systems. If the rainwater is on a seperate system then the downpipes can be connected directly to the drain. Silt traps should be regularly checked and maintained to ensure their efficiency and prevent overflow of materials getting into the soakaway. The Polystorm range of products and solutions for attenuation and soakawayapplications. £245. Soakaway Depth Soakaway & Geotextiles Above Ground Drainage. Suitable for use with ULTRA3 pipework and fittings. For depths over 1. What are Silt Traps? Silt traps for drainage are basin like devices placed upstream from a soakaway crate or sewer system. Rainsmart Ellipse Soakaway Set Assembled with Silt Trap & Lid 1 Cubic Metre. 8m 3 . Code 90004M3FK; Brand Rainsmart; From 7 reviews £518. Silt Traps Designed to assist in a SUDS system to provide a solution to the ingress and removal of silt and sand from attenuation and soakaway systems by installing upstream of the installed tank. 62 £649. Sometimes, your septic tank overflowing can cause the wrong stuff to go into your soakaway system, which in turn causes a blockage. Water then flows into a series of attenuation trenches set a. This is most common if the membrane is broken, the crates are the wrong size or capacity, or the pipes have collapsed. It collects the particles in a bucket which can be. As with other silt. 81 £294. Blockages in soakaway systems can usually be avoided by installing and maintaining a silt trap. Wavin AquaCell silt trap with 160mm OsmaDrain inlet 6LB600 Wavin AquaCell silt trap with 225mm TwinWall inlet 6LB622 Wavin AquaCell silt trap with 300mm TwinWall inlet. 62 £649. 2-3 daysTo protect parts of your land drain system from a gradual build up of sediment that can block the water flow of collected rainfall, you need to either use a catch-pit or silt trap to stop soil, silt and debris from building up and causing blockages, or fit a non-woven geo-textile approximately 10cm above land drains so the lightweight separator. 3. It’s better to avoid the situation from occurring in the first place. A soakaway is an efficient and low-environmental impact way of dealing with either foul or excess surface water in your drainage system. These traps are installed inline in the 110mm drainage pipe that feeds into the soakaway. We offer a range of silt traps, flow control units and adaptors are also available to complete the system. Damp Proof Membranes. Item #: TRAPEZEBOTTLETRAP Buffalo Dental Buffalo Bottle Trap Kit, 64 . Features & Benefits: Silt Guard 300mm Silt Trap for 110mm Pipework with Filter Basket and Access Cover. 96 £541. Polystorm Soakaway Crates 1000mm L X 500mm W X 400mm DEach crate has a capacity of approx. ON BACK ORDER - Please contact us for availability and alternatives. Rain Bloc 60 Tonne Soakaway and Attenuation Set with Silt Trap & Lid - 0. 00. suds soakaway 9x3x0. BBA Approved: Yes - certificate 15/5200. 320mm Ø Hydrocell 300 Silt Trap 640mm High £253. Soakaway Crates - Shallow . 4 . As the crate structure fills, water begins to exfiltrate from the tank into the. All the drainage products we supply are durable and proven to last. For this soakaway, we would recommend that you buy a roll, in order to ensure you have enough coverage, but as a guide, you will need approx. Usually the easiest way to install the inlet drainage pipe is to simply lay it over the top of the soakaway tank and. Soakaway; 320mm Ø Hydrocell 300 Silt Trap 640mm High; Categories. Our 90003F option is a longer, narrow soakaway measuring 3200mm (L) x 715mm (W) x. Please allow 5-7 working days for delivery. (0) $329. Integrally there is a removable silt basket under the inlet. Located upstream of retention, attenuation and infiltration drainage systems, RIDGISTORMSeparate Silt Traps capture and retain silt and. Growing tree roots interfere with pipes in the system, constricting, damaging, or even collapsing pipes. Sentinel. To be positioned upstream of attenuation or soakaway systems, such as. Soakaway Crates - Standard . If you have any queries or are looking for advice, call us. POLYSTORM SOAKAWAY: PV-SD-IN-GC-001: PERMAVOID WITH GULLYCEPTOR SHALLOW INFILTRATION DETAIL: PV-SD-IN-GC-002:. 96 £541. Description. Brand Rainsmart. Silt traps typically include a filtration bucket to separate solids and finer particles, whereas catch pits. The SS500160 SiltGuard Silt Trap is a 450mm diameter chamber with a catchpit and filter, designed to be put in line in front of a soakaway This silt trap has a depth of 1080mm and features one 160mm inlet and one 160mm outlet. 20,990. Terminology Tip: The terms “inspection chamber” and “manhole” or “man access inspection chamber. 7 m2. 5m deep and comes with 3x 160mm connections. 00 Save 20%. We offer a wide range of domestic silt traps and catchpits to meet your specific needs. Essex coast. A soakaway drain is design to allow surface water to be collected and then the water to percolate back into the earth. Only native trees will be planted as part of the landscaping in the project. 00. 4m deep polystorm (or similar approved) geocellular crated soakaway wrapped in permeable geotextile membrane. Post by dmoblay » Sat Mar 27, 2021 3:16 pm. Newer soakaways have larger empty chambers, dont use hardcore/gravel pits and therefore dont silt up as fast. soakaway section mary dalton 146 st maelruans park dub 24 scale nts date: 11/01/2023The effective capacity of the balancing tank is 6. . 5m x 0. Buy Now. Hydrocell soakaway crates are a cost-effective and eco-friendly solution for managing excess water on your property. Silt Traps. 3. 19 November 2016 at 1:30PM in In my home (includes DIY) MoneySaving. We can also assist with projects including installation of grease traps, check out our GT Grease Traps, Jumbo and FOGi products in the Fats, Oils and Grease (FOGs) Management section. The range of 600mm diameter silt trap chambers include a 500mm deep catchpit for trapping silt and debris in stormwater/ drainage systems. For embankments up to ten (10) feet in height, the embankment top width should be a minimum of eight (8) feet. RIDGISTORMSeparate Chambers are self-cleaning and prevent the ingress of debris, silt, organic and even other particles into the Polystorm structure extending its useful. Installation in heavy clay soil should be avoided. Some items have a Pallet charge. The separation chamber retains the lighter than water pollutants, oils and petrol which rise to the surface. 200L : 5no Crates = 1 CUBIC METREThis kit is suitable for surface area drainage of up to 50m2. This is because the silt traps were working adequately and most of the water was being filtered by a series of smaller. 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. Catchpit Chamber Set - 600mm Diameter x 1520mm Height For 160mm Pipe with 110mm & 225mm Inlets. This will help extend the life of the soakaway and. 36 £518.