450KN/m2 Load Capacity Stormwater Geocellular Module and Recycled PP Rainwater Harvesting Module with 95.5% Void Ratio

Our high-load-bearing modular underground rainwater collection units are engineered specifically for Low Impact Development (LID) and municipal drainage projects, combining exceptional structural strength with efficient stormwater management. Manufactured from premium recycled polypropylene with reinforced pillar and rib frameworks, each unit delivers superior compressive performance capable of withstanding heavy soil overburden, backfill loads and even traffic loads in municipal settings.

The precision-molded interlocking design enables fast horizontal and vertical assembly, allowing installers to build custom-sized underground storage chambers to match project-specific requirements. Lightweight compared with concrete alternatives, the modules reduce transport and installation costs while providing excellent flexibility for irregular site layouts. Every batch undergoes strict load testing to ensure consistent quality and reliable long-term service.

Featuring a high void ratio open structure, the units maximize effective water storage capacity. When wrapped with geotextile fabric, the system filters sediment and prevents clogging, supporting stable stormwater retention, infiltration and controlled discharge. This helps reduce peak runoff, relieve urban drainage pressure, lower flood risks and align with LID and sponge city development standards.

We offer complete after-sales support, including layout design guidance, installation instructions and responsive technical follow-up. Ideal for civil engineers, municipal contractors and drainage specialists, our high-load-bearing modular rainwater collection units deliver a durable, low-maintenance stormwater solution for LID and municipal drainage projects.

This versatile rainwater harvesting solution fits a wide range of application scenarios: municipal sponge city works, commercial park landscaping, residential community green spaces, school campus drainage systems, roadside tree planting zones and golf course irrigation projects. Harvested rainwater can be reused for landscape watering, pavement cleaning and other non-potable uses, lowering reliance on municipal tap water and reducing stormwater overflow pressure on urban drainage networks.

We provide reliable after-sales support for global buyers. Our technical team offers free pre-sales layout guidance, installation drawings and on-site construction advice. If you encounter assembly or design questions during the project, our engineers offer timely remote technical support. All products are inspected strictly before shipment, and we provide clear guidance for replacement and troubleshooting for qualified quality issues. Whether you are a landscape contractor, civil engineering firm or green building developer, this heavy-duty recycled PP rainwater storage system is a dependable, cost-effective choice for your green infrastructure projects.

SGS certified.