... , electric insulation and chemical anti-corrosion fields Pultruded FRP channels offer a unique combination of chemical resistance, light weight, ... etc, such as ladder rails, step stringers, horizontal supports, pump housing units, columns when placed back to back, stair ... .minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Pultruded FRP Channels, Fiberglass U-profiles