Manhole Guard Rails• Simple one-piece construction offers easy, no-tools assembly• Rail locks open and two hooking chains provide protected entry and exit• Rail accommodates signs, flags or lights, and it can be used with guard rail tents, umbrellas or a winch• Designed to protect an area 33" L x 33" W, this 42" high guard rail collapses to only 44" L x 44" W x 4" H for easy storage• Strong, one-inch tubular 0.078 gauge steel construction is powder coated in safetyyellow for a durable finish and for high visibility• Weight: 34 lbsManhole Shields• Constructed of rugged polyethylene• 12" high shield uniquely designed to fit 27", 30" or32" manholes with an inflatable seal that ensures a positive fit• Protects against street level water and mud up to 12"• Shield weighs 50% less than metal shields and will not dent, nick or rust• Bright yellow body resist fading