ALLEGRO INDUSTRIES 9401 Manhole Guard Rail, 1 Each brand_3M E-A-R Featuring a 33 Noise Reduction

Featuring a 33 Noise Reduction Rating

Use as a replacement part for 3M Full Facepieces 6700

Injection-molded for superior durability and is MUTCD compliant for use on high speed interstates

enhanced durability monitoring through UV exposure detection

ALLEGRO INDUSTRIES 9401 Manhole Guard Rail, 1 Each brand_3M E-A-R Featuring a 33 Noise ReductionAllegro Manhole Guard Rail Designed to protect an area 33" x 33", the 42" high Allegro Manhole Guard Rail* collapses to only 44" square x 4" for easy storage. Weighing 34 lbs., the strong, one inch tubular . 078 gauge steel construction is powder coated in safety yellow for a durable finish and high visibility