The SML no-hub cast iron drainage pipes and fittings meet the standard of BSEN877, DIN19522, ISO6594. The materials are 100% reusable and recyclable, with low sound transmission, fire proof, leak proof and anti-corrosive. They are widely used for evacuation of water from buildings, drainage, waste and vent. Also rainwater systerm installed outside buildings and buried system underground can be supplied.
The EN877pipes outside coating is red, epoxy with a thickness of not less than 70um. Inside coating is yellow epoxy resin with a thickness of 120um. Or inside and outside are more than 120μm powder epoxy coating with red colour.
The fittings are also red inside and outside, liquid epoxy resin is over 70um, and powder epoxy is over 120um thick.