NBR5688 de 12/2018

Esta Norma especifica os requisitos para os tubos e conexões de PVC-U -série normal, com juntas soldáveis ou soldáveis/elásticas, a serem empregados em sistemas prediais de esgoto sanitário e ventilação, que funcionam pela ação da gravidade, com vazão livre e classe de temperatura CT 45 °C. This Standard specifies the requirements for PVC-U pipes and fittings - Standard series, with weldable or weldable/elastic joints, for building systems of rain water and soil waste and ventilation(non-pressure), with free flow and temperature class CT 45 °C and the requirements for PVC-U pipes and fittings - enhanced series, with weldable/elastic joints, for building systems of rain water -AP - and soil waste and ventilation, with free flow and temperature class of CT 75 °C. ISBN: 978-85-07-07862-3