Learn why water can leak out of your boiler during start up. Today on Boiler University's Weekly Boiler Tips, Jude talks about how water can leak out of your boiler during startup due to condensation. 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.