FRP is considered to be the best alternate material for manhole covers as it has longer life span and has the capability to withstand heavy loads. We offer a variety of F.R.P. Manhole Covers & Frames such as Circular Manhole Cover, Square Manhole Cover & Rectangular Manhole Cover. Our F.R.P. Manhole Cover & Frame are available in Medium Duty (Class B125 & C250) and Heavy Duty (Class D400) Classifications.