The new Model SC18 and Model SC 30 vent-free gas room heaters from Sunstar feature European design and are available in natural gas or propane versions. They operate without electricity. The SC18 Model is rated up to 18,000 Btu/h on gas and 16,500 Btu/h on propane. The numbers for the SC30 model are 30,000 and 27,000 Btu/h.
