Today on Boiler University's Weekly Boiler Tips, watch as Jude goes over using fiberglass rope gasket when closing up the boiler. Every time you open and close the boiler, you should be replacing the gaskets. 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.