Tri-Star Double Triangle D400 Gully Grate & Frame 430mm x 370mm
Product code: B020089
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Description
The Tristar range of D400 ductile iron access covers fully comply with BS EN 124:1994 and carry the British Standard kitemark. Tristar also possesses some innovative design features that mark it out from the competition.
Key Features
- For use in a Group 4 Class D400 carriageway environment
- All fully comply with BS EN 124:1994 and are Kitemarked by BSI
- A patented safety keyway prevents accidental disengagement during the lifting operation. Also compatible with standard D400 lifting keys
- Three point suspension on covers for non-rock stability
- Manufactured from strong and highly durable ductile iron
- Patented frame design with enlarged frame corners that help dissipate load
Clear Opening Size (mm)
430 x 370
Frame Depth (mm)
100
Over Frame Size (mm)
520 x 520
Waterway Area (cm2)
1100
