... 20,25,32,40-110 3.Delivery time:15days ppr aluminum pipeSize(mm):20,25,32,40,50,63Material ... of our entire staff,we have become a strong ppr pipes and pipe fittings manufacturer.4. Our products have ... When the product is taken out of the welding tool it cools down fast and facial solidification occurs, since ... it doesn't resist to pressure.After the welding tool, the pipe and the fitting shouldn't be ...