Here are the key considerations to keep in mind when choosing rainwater pipe fittings:1. Durable materials of rainwater pipe connector fittings are also recommended for ensuring that there is little to no damage in the pipe network. Since the rainwater pipe fittings and pipes will be constantly exposed to water, it is important to choose materials which are resistant to corrosion from electrolytes, or rust. Plastic rainwater pipe fittings are an ideal choice in this regard as they do not have any metal components which get rusted and can perform optimally even under the harshest conditions.  Choose best pipes and fittings for rainwater drainage systems for roofs and roads as well as other pipe applications from Wavin, One of the leading manufacturers and suppliers of plastic pipes and fittings.