ALLEGRO® Manhole Guard Rail
ALLEGRO® Manhole Guard Rail Close 
Prevent Accidents in Areas Where Manhole Work is in ProgressALLEGRO® Manhole Guard Rail encloses a 33" square area—enough to straddle any standard-sized manhole—to keep unauthorized persons away. One-piece, fold-out retainer walls are made of 1" tubular steel with yellow powdercoat finish; two hooking chains complete the enclosure and allow protected access.
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