For building footprints up to 9290 m2 (100000 f2) where multiple suction pits are designed.

Meets requirements for the National Building Code (AE) 2023

Overall dimensions 914mm (36in) x 939mm (37in) x 355mm (14in)

Hole Diameter fits 101mm (4in SCH 40) and 150mm (6in SCH 40)

Top Plate is 18 gauge 636 corrugated steel (.0478in) 

Wire mesh is 1/2-13F (flattened expanded)

Main frame is 2in x 2in x .125in welded steel angle iron

All metal is Hot Dipped Galvanized After Assembly 

No Bottom Panel Attached