The FloPlast “Cast Iron” Style Soil Systems offer the authentic look of Cast Iron with all the benefits of PVC. This soil system complements the extremely successful Half Round, Hi-Cap and Niagara “Cast Iron” Style Rainwater Systems. All sockets come complete with a “Cast Iron” Style socket shroud. 10 Year Performance and Colour Guarantee. Traditional 1.8 metre length plain-ended pipe. Pipe clips also replicate the authentic cast iron style.