DRAINFIX BLOC HD is a high-load retention and infiltration system for rainwater management in residential, commercial, and industrial areas. Each 1m x 1m x 0.4m module stores up to 383.2litres. Made from recycled plastic with chemical and UV resistance. Dual-crate design allows inspection and flow while maintaining stability. Suitable for installation depths up to 3.9m.

  • Rainwater storage and infiltration system for trafficked surfaces

  • High storage volume per module at 383.2litres and 95.8% void ratio

  • High compressive strength suitable to SLW40 applications

  • Dual-crate structure supports inspection and flow

  • Suitable for infiltration with needle punched geo-membrane wrapping

  • Suitable for retention with impermeable geo-membrane wrapping

  • Compatible with HAURATON channel drainage and SuDS systems

  • Simple connection to pipework, inspection shafts, and cleaning systems

  • Made from recycled plastic and fully recyclable after use

Applications

  • Residential, commercial, and industrial rainwater retention and infiltration

Dimensions

1m x 1m x 0.4m per module

Storage volume 383.2litres per module

Materials

Recycled plastic

Performance

High compressive strength suitable to SLW40 applications

Chemical and UV resistance

Suitable for installation depths up to 3.9m

Sustainability

Made from recycled plastic

Fully recyclable after lifetime use