Keep your heater system working properly and efficiently all season long by installing these Kero World 20401U KW-11 Replacement Wicks. They use state-of-the-art technology, including its exclusive black top Fiber-Graph burning surface to significantly reduce the build-up of carbon. These Kero heater wicks offer a smooth furl flow and a surface that burns at a high temperature so your unit operates at its optimal level. They're compatible with a range of different heaters. Trust Kero World to bring you outstanding products like these Kero World 20401U KW-11 Replacement Wicks every time.