Allegro Industries 2740020 Manhole Shields Manhole Shields, Plastic – Each

Constructed of rugged polyethylene
Bright yellow body resist fading
12″ high shield uniquely designed to fit 28″, 30″ or 32″ 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