Polylok 12" Heavy Duty Grate for Corrugated Pipe (3004-GR)

Ideal for use with 12” Corrugated or ribbed pipe. These 12” grates are made of HDPE with the highest UV Protection on the market today. These grates will withstand normal residential and light commercial traffic.12” round cover for 12” corrugated or ribbed pipe & Polylok 12” risersSkid resistant surfaceHighest UV protectionOutside diameter 14.18” / Inside diameter 11.35"Load rating 600 lbs.