PNR’s spiral nozzles are categorized by our E series of full cone nozzles. Spiral nozzles offer an excellent choice where blockages are a problem due to their wide free passage and are virtually clog resistant. They are common in gas scrubbing and fire fighting but have many industrial uses. This range offers a choice of spray angles from Q (60°), U (90°) & W (120°) and also 150° and 180° and in standard flow rates all the way through to larger flow rates. Thread sizes are available from 1/4″ to 4″ and in materials that include 316 stainless, brass, PVC, Polypropylene, PVDF, PTFE and Hastelloy C22.