Manhole renewal
PERMAFORM from AP/M PERMAFORM is an engineered mortar liner system for manholes. Specially formulated for ultrahigh strength mortar, it is centrifugally cast from a robotic applicator. The mortar provides a dense and uniform liner and whatever thickness is suited for the condition, depth, diameter, traffic loading and groundwater pressure. Application does not require workers inside cramped and hazardous conditions. The high-strength formulation is quick setting and corrosion resistant. 800/662-6465; www.perma form.net.
Manhole rail
Dynarail handrail and ladder systems from Fibergrate combine corrosion resistance with long life and low maintenance. Lightweight components make installation easy. The handrail line includes everything to install
