The Dyna-Glo SP-KHW-055-I is a replacement wick for the Dyna-Glo RMC-55R7 and RMC-55R7B indoor wick kerosene heaters. Constructed from cotton and fiberglass, this replacement wick transports fuel up from the tank to the top of the wick, via capillary action, where the vapor is then ignited. The super absorbent cotton base for consistent fuel flow, and the burn-free fiberglass top never needs trimming. The Dyna Glo SP-KHW-055-I also includes a replacement ignitor, and together with this incredibly efficient wick, they provide reliable match-free ignition for your Dyna-Glo heater.