Struggling with low temperature on your deaerator? In this Weekly Boiler Tip we explore one of the most common causes—a malfunctioning spray nozzle. Discover how spray nozzles play a critical role in heat exchange, how to inspect them, and signs that yours might be failing. Safety notice: Always consult experts for complex repairs. Weekly Boiler Tips are compiled by the knowledgeable and remarkably prolific content creators at WARE, a family owned, third-generation, 69-year-old commercial and industrial boiler rental and service firm based in Louisville KY. You can learn all about this and more at WARE’s Boiler University.