DGH0D6/4545/KT Tristar D400 3 flange gully grate 430mm x 430mm clear opening with 150mm frame depth Specification Knowledge base Stock code Range Clear opening (mm) Base opening (mm) Overall frame (mm) Frame depth (mm) Waterway area (cm²) Options My Wrekin DGH0D6/4545/KT Tristar 430 x 430 450 x 450 575 x 520 150 1,250 Options Screw locking Quantity Decrease quantity Increase quantity Reset quantity Download Features Captive hinges reduce theft risk whilst allowing easy lifting. Captive hinges reduce theft risk whilst allowing easy lifting. Images