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Grayden Du
Geotextiles Product Guide: Functions, Types and Site Checks
Geotextiles Product Guide: Functions, Types and Site Checks By Grayden Du, AQUA A geotextiles product is a permeable textile for use in a soil-and-water assembly; the decision should begin with its required function and shouldn’t be based on a known…
Shallow Attenuation Tank Product Guide: From Site Review to Handover
A shallow attenuation tank product is a system of low-profile modules that stores stormwater. Project acceptance will depend on a complete drainage design along with installation evidence, the supplied product and access for maintenance. With a small excavation margin, several…
Subsurface Stormwater Management Systems: From Project Brief to Handover
Updated September 2026 Subsurface stormwater management systems are below-surface systems that manage runoff through collection, treatment, storage, routing, overflow, inspection and maintenance decisions. Nominal tank volume defines a part of the system. It doesn’t define where stormwater runoff goes, if…
Geocellular Attenuation Tanks: 10 Decisions Before Burial
Updated September 2026 Geocellular attenuation tanks are lined, below-ground tanks designed to hold and release stormwater through a controlled outlet. The cells of a system are just one part of the design. The other parts include inlets, an impermeable envelope,…
Plan a Shallow Geocellular Drainage System Without Guesswork
Updated September 2026 A Shallow Geocellular Drainage System is a low-profile underground arrangement used where vertical build-up is constrained, but module height isn’t the only concern. The complete system must address runoff, store or infiltrate it, carry the project load…
Drainage Crates Explained: Soakaway vs Attenuation vs Storage
Drainage crates are the interlocking modular plastic cells that sit below car parks, driveways and gardens as part of a surface water drainage system, holding storm water underground until it can drain away safely. They show up on both commercial…
Attenuation Crates: Void Ratio, Load Ratings, Membrane Wrap & Bulk Supply for UK SuDS
UK SuDS specification guide Attenuation crates are geocellular stormwater modules used to store surface water below ground and release it at a controlled rate. In a UK SuDS design, the crate must be shown to provide storage volume, structural suitability,…
Detention Tanks Explained: How They Work, Types, Cost, and Detention vs Retention
By Grayden Du · Export Director, AQUA RainWater Solutions · Updated June 2026 · Reading time: 12 minutes The humble workhorse of modern stormwater management – yet perhaps the most poorly defined piece of construction infrastructure on a project –…
Detention Basins: Types, Sizing, Costs and Underground Alternatives
By Grayden Du · Export Director, AQUA RainWater Solutions · Updated April 09, 2026 Table of Contents A 5-acre commercial site with a surface detention basin will cost you about $100,000 over 20 years if you add in the dredging,…
Stormwater Management Middle East: GCC Geocellular Attenuation Tank Guide
Complete stormwater management guide for the GCC region. Covers geocellular attenuation systems, regulations for UAE, Saudi Arabia, Qatar, Oman, Bahrain and Kuwait.
