A wide selection of lightweight, compact manifolds are available from Industrial Specialties Mfg., of Englewood, Colo., in a choice of plastic materials and sizes. Material options include nylon, natural or black Delrin®, teflon, natural or black polypropylene, Kynar®, and white or gray PVC. Flow can be diverted to many ports while unused ports can be plugged. Fittings and tubing are also available for product consistency.