Heavy duty drainage channels. Look out for maximum point load (weight. Heavy duty drainage channels

 
 Look out for maximum point load (weightHeavy duty drainage channels  Light weight makes it easy to transport and install

+ $0. Classic Chrome Small Floor Waste. Petrol Stations. Total installation height = 50mm. Find the right surface drainage system for your project by selecting one of the tabs below; from ultra heavy duty to light duty. Part #R4990-1536 4. Aco S100 Drainage Channel – Surface drainage for heavy duty applications. The 100mm clear opening stormwater channel comes in different depths and joining channels allowing for infinite run lengths with the use. It’s imperative that road and highway drainage channels are strong and able to withstand heavy weights. delivery Thu, Nov 16. Cleanouts. SKU: SD300 Category: Trench Drain Kits Tags: trench drain kit, trench drain, 8" Size: 8"Manufacturer: Swiftdrain Grate Materials: Cast Iron, Ductile iron Channel Material: Polymer concrete. To Buy, Visit our Stores Today. $600. We offer a broad range of high-quality and durable water management products to meet the performance needs of any size project. Stora Drain C250 25 Tonne With Steel. Supplied with Secured Grate. More Details. Load Class F 900. With a outflow capacity of up to around 80 l/s (Nominal size 400 mm, Length 1. The high quality ACO RainDrain channels interlock, allowing for quick and easy installation. h. DSS HEAVY-DUTY GRATINGS #304 Stainless steel, hairline finishing, 5 mm thick for the exterior outside grating frame, 3 mm thick for. F900 drainage channels are heavy-duty channels that are typically manufactured from MDPE or concrete. We supply a wide range of channel drains, from pedestrian loading channel drainage for use on driveways and patios right the way up to heavy-duty commercial systems. If you are dealing with heavy-duty loads, our. These factory drainage applications often call for a Super Clean Hygienic Drain Channel System where the strictest hygiene standards apply. In addition to the rainfall to be taken into account, the catchment area, other factors also play a role, e. 888-825-4716. 4 Equation 1 – Rational Method Q = k C I A Q = Hydraulic load k = Unit conversion factor. They come in different load ratings, and if you’re unsure then you’re welcome to call us and we’ll do our best to help! B125 Drainage Channel. Rated to F900, certifying this system for use in applications with weight loads up to 90 tonnes. Spec: C250 - 25 Ton Loading Medium / Heavy Duty. 89 + Postage. Heavy duty trench drains generally use fiber reinforced concrete, polymer concrete or hdpe channels with ductile iron frames. This linear drainage system has been designed with the contractor in mind, currently available in 100mm,. VAT. 88 Inc. Choose from Micro, Mini Slop, FILCOTEN and our PRO Series trench drains. NDS Filcoten Trench Drains are made from high-performance fiber reinforced concrete, designed to handle heavy loads. Open End Cap for Polylok Heavy Duty Channel & Trench Drain. 10' Micro Channel - Including 1 Coupling, Sand SKU # 8002. £380. Civils + Infrastructure systems covering medium and heavy duty applications. Add to basket. 70 $187. (EN 1433) - 202,328 LBS - 6,962 PSI (HEAVY DUTY TRAFFIC) LONGITUDINAL IRON: POWERLOK LOCKING Longitudinal Iron: 96096: 19. If you have a drainage related problem will provide you, complex drainage solutions supported with reliable, durable and functional products. Manufactured from Vienite, ACO high strength recycled polymer concrete, the one piece system is strong and robust in design and the absence of. Suitable for cascaded type slope to collect rain water in 1 metre long units. Industrial facilities are known for their reliance on heavy-duty machinery. 00 out of 5. Ductile Iron Heavy Duty Grates. A15 Polypropylene Slotted Channel Drain Quad Junction. Aquascape 122mm Interlaken Cast Iron Drain Grate 498mm - Pack of 2. They come in different load ratings,. Rcc Pre-cast U-shape Drain, Thickness: 75mm ₹ 1,500/ Meter. More Details. Hubbell’s POLYCAST® 700 Series is the logical trench drain choice for heavy duty applications with constant fork trucks or heavy equipment. Includes 1 end cap and 1 end outlet. C Class Slotted Grate Included Standard. F400K. Heavy Duty F900 Channel Drainage. Grates are fastened with easy to use PowerLok boltless mechanisms. Find the right surface drainage system for your project by selecting one of the tabs below; from ultra heavy duty to light duty. This linear drainage system has been designed with the contractor in mind, currently available in 100mm, 150mm, 200mm and […] ACO RalnDraln® B 125 polymer concrete light duty channel drainage system with cast iron Heelguard™ grating. Showing 1-36 of 47. An industrial channel drainage system provides stronger support for heavy-load vehicles and machinery. Product ID CPS200HD-03. The channel drain has a clear opening of 300mm and internal depth of 300mm providing high capacity drainage for large surface areas. Shop this Collection. together to create the desired length that suits your project. Our range of drainage solutions includes a good selection of drainage channels to help you when installing a new driveway or patio. F900 load capacity suitable for docks, airports and heavy-duty applications. TrenchFormer MHD cast-in-place trench forming system provides a complete assembly of parts needed to handle medium to heavy-duty applications found in municipalities, roadways, and industrial facilities. Using an inferior load class than required can lead to a failed and possibly damaged system. ACO offer a range of stainless steel drainage products to be installed in both stormwater and wastewater applications in buildings. Industrial drain channels are also made bespoke with high capacity flow rates for Breweries, Drinks and Dairy factories. Light commercial shower floor drain; Offers long life and durability; PVC, ABS or cast iron. 99 to £14. 50. PolyDrain Shallow channels feature our exclusive. for public spaces for swimming pools pedestrian green space. Find your floor drainage channel easily amongst the 12 products from the leading brands on DirectIndustry, the industry specialist for your professional purchases. ACO has been manufacturing and supplying products to urban and civil infrastructure projects in Australia for over 25 years and worldwide for over 50 years. The system is designed to ensure sufficient depth of concrete cover over the main body of the channel to withstand ultra heavy-duty loads. 60 Postage. Browse our commercial trench drains for your project now. Chapter 10 - Temporary Drainage Design Appendix A - Data Collection/ Published Data Appendix B - Hydrology Design Aids Appendix C - Open Channel Flow Design Aids Appendix D - Gutter Flow Using HEC-RAS Appendix E - Partial Depth Pipe Flow Graphs Appendix F - Application Guidelines for Pipe End Treatments Appendix G - Risk. It is a high quality steel reinforcement for cast concrete applications. Floor Drains. Removable, Anti Clogging. ACO DRAIN® S 100 to S 300 systems are ACO's heavy duty solution – suitable for all load classes from A 15 to F 900 to EN 1433. Below are the official ratings for each class of channel drain. co. 70. ACO's range of elegant and modern 'Complete the Look. 4 in. BIRCOservice BIRCOcanal. Applications: Driveways and small private car parks. Pickup. With different depths available, this S100 Vienite F900 Channel Drain is from ACO's S100 Channel Drain range. Channel Drain Kit with Metal Grate. With Class B and Class D grates in the range, and two size channels to choose from, there is a drainage solution for any project. Suitable for external or internal areas, the SERVICE CHANNEL systems ensure invisible cable routing with quick and easy access for changing requirements or maintenance. Get Quote. Grate material selection: Use of ductile iron is recommended because cast iron grates are more expensive and tend to fail over a period of time. LTEC"s High Volume Heavy Duty Trench Drain can be used for any application or facility that would require large volume capture of surface drainage. E Class Ductile Iron ADA Longitudinal Grate This complete Trench Drain kit includes: 1 - 48" Long Channel per 4' Kit Ordered 2 - 24" Long Ductile Iron. Leave for 72 hours The most resistant drainage channels must be installed in the area of the airport: MEADRAIN EN/ENS made of polymer concrete. ACO Monoblock Systems ACO Monoblock is a one-piece polymer concrete drainage system developed as a solution for a range of surface draining applications from load classes C 250 to F 900TAbLe 2 ‘U’ Type Heavy Duty Lid Product Code Lid Dimensions Weight (kg) H (mm) K (mm) J (mm) CH3001500HDLID 510 150 1500 287 CH6001200HDLID 800 150 1200 350 CH7501200HDLID 1050 175 1200 620 CH7501500HDLID 1050 175 1500 700 TAbLe 3 ‘U’ Type Light Duty Channel Product Code Nominal Size Channel Dimensions Weight (kg). The. This is regulated by the width and depth of a trench drain channel. 1-Inch HDPE Drainage Trench, Black Plastic Garage Floor Drain, 3x39 Trench Drain Grate, with 3 End Caps, for Garden, Driveway-3 PackAQQHSAIN Galvanized Steel Catch Basin for Drainage, B125 Class Drain Grate 11. per page. Grate material selection: Use of ductile iron is. Stainless Steel/Marine. This is a five inch wide channel drain kit, with a 40 inch long modular drain, an end cap, and an end outlet. Polylok Heavy Duty Channel & Trench Drain. 60 Postage. £3. 05. Brushed Nickel Strainer. Channel & Trench Drains. PDX is available in 7 different interior widths from 6” [152mm] up to 24” [609mm] with depth increments from 0. Expert advice & support: 0115 648 2674. Heavy duty would include drainage channels made for car parks, roadways, etc. Drainage channels for heavy duty and all types of hydraulic requirements. Part #864GMTL 3. The channels are cast with reinforced hot dipped galvanised angle frame as part of the unit. 34 to 5. At F900 load class this is an ideal drainage channel for installations such as airports, industrial yards, service yards and ports. This drain is made of high quality 304 stainless steel. Drainage channels, gullies and point drainage for heavy duty areas . 4. Outdoor drainage channels with greater durability are essential for landscapes, pools, and other outdoor settings. Look out for maximum point load (weight. In addition to its versatility, with precision pre-casting, you get a high-quality pre-sloped drainage channel product that requires less onsite labor. Add to Cart. Show. Patented flying buttress design provides load-bearing support from both sides as well as underneath the. Outdoor Drainage Channels and Grate, Storm Water Drains Online. Manufacturing drainage channels for over 65 years. View Product Heelguard Stainless Steel Grate Only. Feel free to call us if you need more details on this. When laying Bradstone Infilta concrete block permeable paving, conventional MOT Type 1 is not used in the sub-base as it is not free draining, the Bradstone 20mm open graded drainage is used. It is long-lasting and withstands heavy loads. They can be used in a wide range of applications, from residential driveways to large-scale infrastructure projects. Add to basket. The. Domestic drain channel can come in a range of lengths, weights and materials, there. Countless heavy goods vehicles (HGVs) and forklifts constantly traffic storage areas and external yards. Find the right water management solution for you. £12. p. Our broad range of linear drainage systems are designed to provide the optimum solution in surface water control. Made from durable materials with a quality finish, Allproof exterior channel strip drain systems are excellent solutions to all Australian residential, heavy-duty and commercial slot drain and strip drain requirements. € 58. Channel drainage for industrial areas, such as airports, docks, warehouses and railway platforms must have a load class of F900, meaning they are able to withstand weight of up to 90 tonnes. Its concrete construction offers superior impact resistance that’s twenty. 1 offer from $82. Dura Slope comes in neutral and pre-sloped channel drain sections with a variety of grates, slot top grates, and radius couplings. – +. Fixing system via 8 screws per linear metre. Registered Office: Merchant House, Binley Business. A channel drain is usually trough-shaped with grating on the top which prevents debris from entering the drain and blocking the drainage channel. The Polycast 700 features 6. With a range of grating options, the systems are rated up to a D 400 load class and are particularly suitable for. 4. VAT) Earn 8 Loyalty Points. Hubbell’s Polycast 700 Series is the logical trench drain choice for heavy-duty applications with constant fork trucks or heavy equipment. 9x5. Hubbell’s Polycast 700 Series is the logical trench drain choice for heavy-duty applications with constant fork trucks or heavy equipment. Dura Slope™ Trench Drain. 70. Our complete range of external & outdoor drains & grates features stainless steel, galvanised steel and aluminium, all sold in standard lengths at affordable prices, perfect for any drainage project. Marshalls’ heavy duty drainage channels offer effective water storage but also ensure flow velocities at low gradient, so your drainage channels will need only minimal. Class D Heavy Duty Pedestrian Safe* Driveway Box Grate. Total installation height = 50mm. Channel drainage is a key point in the management of surface water intercepting and conveying water to the next phase of it’s journey – a journey that has to be carefully and properly managed through cleaning, infiltration, attenuation and release. Discover domestic, commercial and civil-graded channel linear drainage solutions in A15, B125, C250, D400 & F900 loadings, for surface water drains from JDP. More Details. Drainage channels are designed to be used to provide drainage solutions for surface water on driveways and patios and around garage and conservatory entrances and exits. Discover more about industrial drainage > Petrol stations. Capture heavy stormwater flows right from the surface with the 18 in. Designed for the conveyance and removal of surface water, the Max-E Channel range is a high capacity linear drainage system that complements the Beany® range to ensure continuity between kerb and top units. Grates are fastened with easy to use PowerLok boltless mechanisms. p. Open-minded innovation ACO S Range is the result of over 30 years experience of innovative surface drainage solutions for local authority, retail, commercial. One 279mm invert. 6% built-in slope that offers flow rates of 470 GPM. $1. Heavy Duty Medium Duty Strainer Material Bronze. The galvanised steel grate as been tested to Australian standards AS3996 for load classes achieving a heavy duty class D result for wheel loads up to 8000kg. Channel drains are available with various material top grates. French drains cost between $1,000 and $10,000 per 100 linear feet, while trench or channel drains cost between $3,000 and $9,000 per 100 linear feet. Locking system consists of 2 screws per metre. Available in Stainless Steel AISI 304/316 Grades; in light, medium and heavy-duty. 8″ Heavy duty trench drain kit – 10 feet. Countless heavy goods vehicles (HGVs) and forklifts constantly traffic storage areas and external yards. Welcome to ACO Drain, the home of innovative grated channel drain solutions. 10' Micro Channel - Including 1 Coupling, White SKU # 8001. From large vehicles like stock chasers to other forklifts, storage shelves, and conveyor belts, equipment in these facilities weigh a hefty sum. Plastic Shallow Storm Water Channel Drainage PVC Channel 1m Driveway Drain. Heavy-duty grating with eight bolts per metre improves durability. 46 (Exc. Call Tech Services. 20% VAT) ( £10. Industrial drainage systems must be robust enough to cope with extreme loads and dynamic forces imposed by the high volumes of heavy-duty traffic. Marshalls’ block paving drainage range offers effective water management solutions that provide a number of important benefits. Since the early 1970s, HAURATON has been producing FASERFIX manufactured from fibre-reinforced concrete. Hauraton Light. Drainage channels are designed to be used to provide drainage solutions for surface water on driveways and patios and around garage and conservatory entrances and exits. Easyflow A15 Drainage Channel. NDS Micro Channel Drains; NDS Slim Channel; NDS Mini Channel Drains; NDS Spee-D® Channel Drains;. More Details. Heavy duty. 00 Add to cart; 8″ Swiftdrain 200 View Details; 8″ Stainless Steel 46400 by Mea Josam View Details; 200 Plus – 10″ wide heavy duty concrete kit. FREE Returns . High mechanical and chemical resistance. ABT designs and manufactures some of the most extensive, reliable, and versatile lines of. D400 load class drainage channels can be offered for lighter. More Details. Then our heavy duty channel drainage in stainless steel is particularly suited to Meat plants. 1 offer from $82. We have cast 1″ through 24″ pipe outlets into our channel bodies in materials including PVC, HDPE, cast iron, stainless steel, and CPVC. Another advantage of heavy-duty drainage channels is their versatility. Add to basket. Plastic Drainage Pair Endcaps Channels Linear Plastic Drain Channel Heavy Duty. radiused channel poa part no. ACO MultiDrain MD is a tough and robust channel drainage system which provides high chemical resistance and the lightweight design ensures quick and easy installation. 4 foot lengths. Model Options. 99. £4. These facilities can easily account for over 100,000 m² in surface area. Find the right water management solution for you. Docks & Airport Channels - F900 Class. Browse the Dura Trench selection of 12" wide trench drain grates for 10" wide trenches and basins. Like all of our grate products, our driveway drains and grates are manufactured from high quality stainless steel (304 or 316. 10' Micro Channel - Including 1 Coupling, Gray SKU #. Collection & Delivery Information. 5) with heavy-duty black powder-coated steel frame (SKU: DTPF4-7. 7”) Visit the MOSINSBO Store. 2 x 0. Model # 83355. Linear Drainage. Applications: Driveways and small private car parks. NDS Dura Slope Trench Drain Systems are designed to provide a solution for residential, commercial, and industrial drainage needs. CO. Invert: 245mm. Rated 4. This reduces digging and makes for better channel laying. Combined with two special screw bars per grate. 77. We have cast 1″ through 24″ pipe outlets into our channel bodies in materials including PVC, HDPE, cast iron, stainless steel, and CPVC. ACO Hexdrain Plastic Grating - 1m. The engineered design allows for heavy-duty requirements, and grates have been load-class tested for vehicle traffic. An abutting edge rail for paviors of 10 cm height avoids unnecessary seams. Heavy Duty; Residential ; Replacement Grates . Mini Channel™ Drains. By heavy duty drainage channels, we mean anything that isn’t just for standard domestic use. Birco 100. DrainTEK Product Code : CSG-OUT-WW-120-1210-H. Grating is easy to lift for access and inspections. Eliminating outdoor runoff water which can cause flooding and pooling around a property is quick and easy with the RELN Storm Drain Channel system. polypropylene grating for drain channel POZ90-1351FN. Manufacturing drainage channels for over 65 years. £. This drain is designed for extreme drainage use in commercial. Available in a variety of loading ratings up to F900, Birco 100 channel drain is a low-capacity linear drainage system, suitable for a range of drainage applications across civic, commercial, rail and industrial. Dakota 150 C250 Drainage Channel. D-400 E-600 F-900. To suit particular applications channel can be custom made in grade 304 or 316, with or without fall, with a combination of different profiles, on the same or opposite side, with non standard profiles, on the same or opposite side. The Polylok Heavy Duty Trench Drain is H-20 wheel load rated when cast in. Request a Quote. 99/m) Free postage. The systems design allows maximum. This wedge wire (heel guard) outdoor drain is designed and rated for heavy vehicle traffic. 6. 23 x 10mm open mesh, 30 x 3mm load bar. 5%) channel units – System numbering for proper installation; Installation devices are available. They meet all the relevant regulations, standards and legislation. The 100mm clear opening stormwater channel comes in different depths and joining channels allowing for infinite run lengths with the use. Available in: 3” to 18” round. S Range. It is important to have a sufficient drainage. Load Class F 900. This wedge wire (heel guard) outdoor drain is designed and rated for heavy vehicle traffic. VAT) Quick view. Crafted with premium materials, our E600 & F900 Drain Grates offer exceptional durability, ensuring long-lasting performance and cost-effectiveness. Drainage. Its lateral ribs allow it to be optimally anchored in the concrete bed. With an internal channel depth of 100mm and components to suit various configurations, ensures the system can effectively hold and distribute water efficiently throughout the drainage system. When heavy-duty grates are put over concrete. HAURATON offer an extensive range of surface water drainage systems that accommodates any environment from logistic facilities to public squares. A trench drain is a linear drainage application used to catch, collect and convey water from a starting location to and an outlet or catch basin. Micro Channel™ Drain. Invert Type: 1/3. C250 drainage channel made of resin concrete with ductile iron grating. Channel body has. Est. Other factors for consideration include different pavement surfaces, varying traffic loads and ecological regulations, and all of these concerns have to be dealt with in. 4" Grates; 6" Grates; 8" Grates; Express Drainage; Shop by Item . 00 incl VAT. Fernco Storm Drain. 5. Park, Harry Weston Road, Coventry, CV3 2TT. Features:. Key Takeaways: Load ratings are used to determine the strength and weight capacity of manhole covers, channel drainage systems, and gully grates. Ulma F100K Heavy Duty Drainage Channel is a polymer concrete drainage channel which is resistant to most chemical products with high impact strength and low abrasive wear. £3. Heavy duty sloped trench drain system available in 100mm (S100K), 200mm (S200K) and 300mm (S300K) internal width for applications requiring the most rugged product. 3 out of 5 stars. The natural fibres from basalt act as micro-reinforcement for the concrete drainage channel by amplifying the resistance and stability of the overall. Bottom outlet connects to 3 in. We offer a range of Stormwater Channels including Half Round Channels, Equal Leg or U-Channels, Taper Chute Channels, and other stormwater drainage channels. Drainage Channel Storm ACO HexDrain Plastic Driveway With Grating (1m length) £25. From low-capacity, Drexus 100 that is suitable for civic, commercial and rail projects to our Drexus Slot Drain , used for surface water removal within urban applications, speak to. Manufactured from Vienite, ACO's high strength polymer concrete material, ACO RainDrain is suitable for domestic applications up to Load Class A 15. 4 side connections make it easy to install "T" and "L" shape drainage connections. Other yard drainage systems have set costs per unit instead of per linear foot. 58 Postage. Trench Systems. Easy Drain Series Black 90 Degree Corner for Modular Trench and Channel Drain Systems 7-in L x 1-in W Square Corner. Installing a 12″ wide heavy duty channel drain with a 6″ outlet pipe is a little pointless. Channel Drain Black Composite Grate - 500mm ACO Modular 125. PolyDrain Shallow - Product Data PolyDrain Shallow Product Data Formerly known as Piccolo Channels. Access Covers & Grates 17 ;. 3 out of 5 Customer Rating. The recognised international standard relating to modular channel drainage systems is the European Standard EN 1433:2002 – drainage channels for vehicular and pedestrian areas. With the damping insert and the special screw bars a noiseless position and the compliance with high safety requirements are ensured. Class D Heavy Duty Pedestrian Safe* Driveway Box Grate. 35" Deep Neutral Dura Slope Channel Drain SKU # DS-097N. Channels for pedestrian use and occasional car traffic for all types of hydraulic requirements. $250. Connecting pieces are also available to complete your installation. Outdoor Trench. Engineered to withstand the toughest conditions, these drain grates are built for heavy-duty applications, making them perfect for industrial sites, airports, and high-traffic areas. When it comes to industrial drainage, we’re proud to stock road and car park channel drainage, alongside highway, industrial, docks and airport drainage channels. The F900 load class means that this channel drain can be used. It is also available with inbuilt falls, which improve flow rates to increase drainage discharge capacity. Safe locking system consists of eight bolts per LM; Integrated galvanized steel edges for lateral. Price Lists. System is designed so that it can be cut to almost any length. Channel Drain and Grate Kit with End Outlet. Add to basket. Recommended for heavy-duty pneumatic tire forklifts and tractor trailers at speeds less than 20 m. Features & Benefits: ACO S150 Vienite F900 Channel Drain with Bolted Ductile Iron Grate - 1000mm. 2” to 6” atrium. Frames add to the cost of the system but ensure the longevity of the drain. Our Channel and Trench Drain system is engineered to deliver the most flexibility in a heavy duty design. £. Damp Proof Membrane Black Polythene Sheeting Roll DPM 4m 5m Wide 300MU BRICK. Discover our heavy duty drainage channels. ACO MultiDrain M100 Heelguard Composite Grating 500mm - C 250 Loading. An industrial channel drainage system provides stronger support for heavy-load vehicles and machinery. As with the RECYFIX NC, these drains are made entirely from recycled and recyclable. Our linear drainage channels are designed to help reduce the risk of flooding and surface water build-up, whilst also blending in seamlessly with any block paving design. 23 x 23mm open mesh, 30 x 2mm load bar: Built in Fall: 1:100 : Material OptionsWarehouses, factories, garages and hangars need heavy-duty or road-safe channel drain and grates. DuraDRAIN is a heavy-duty commercial and residential drainage solution, suitable for carparks, driveways and commercial areas. Damp Proof Membrane Black Polythene Sheeting Roll DPM 4m 5m Wide 300MU BRICK. All systems have 40 metres of continuous slope. Fort Carson. The ACO S Range is an interconnecting heavy duty channel surface water drainage system, that has been designed as the optimum solution to a wide range of Load Class F900 applications. 00. 5. Sloped (0. Manufactured from Vienite, ACO high strength recycled polymer concrete, the one piece system is strong and robust in design and the absence of. g. The safety kerb can be used in tandem. Thickness of plastic rail = 5mm. 16. Rain Channels (4) Grating (8) Stop Ends (8) Channel Drain Sump (10) Product name. For a high-capacity scheme, consider Marshalls’ Max-E Channel heavy-duty system to. Read more Quick View. 35 to 6. With a 40mm x 40mm angle housing and extra-thick. View All Drainage & Interceptors View All Drainage & Interceptors. Product Details. $9. Type C heavy duty tram line. 00 incl VAT. Selecting the grate. Note: Channel flow rates based on channels less grates and open ended. The cost of a yard drainage system per linear foot depends on the type of drain you’re installing. Polymer concrete drainage channels also feature tongue and groove joints for positive alignment and an outstanding fit with any requisite joint sealant. S. Precast. 68 to 6. 36. Drainage channels designed for areas with height limitation, for pedestrian use . 23 x 23mm open mesh, 30 x 2mm load bar. 68 ex VAT) View Details. Lightweight. Bielbet A15 Commercial Gravel Top Channel. £. Heavy duty anti-slip grating.