21st Century"s Fiberglass Kerosene Heater Wicks are made of graphite coated fiberglass, a re-inforced cloth band and the highest quality cotton. Wick Model 110 fits Aladdin TR6000, Comfort Glow C2280, Corona 22DK (A/B), 22DKC (NEWER), SL-DK, XL-DK, Crestline 3870, Heat Mate 2200, Sears 56351110, Suncrest 4870 and more. Contact us for a free cross reference chart..