The Corona SX-2E heater uses kerosene and a wick for burning. This Corona radiant heater can be used as a single heater or used to supplement the wood stove in heating up a large area. The removable fuel tank of the Corona SX-2E allows for convenient refilling of kerosene. On a full tank, this liquid fuel-based heater will run nearly for 16 hours. Ideal for a room sized 12'x16', this liquid fuel-based heater maintains a steady temperature between 72 and 78 degrees to keep you nicely warm during winter. Easy to maintain, the exterior and the glass wick globe of this Corona radiant heater can easily be cleaned with a damp cloth.