Profile: Oklahoma Liquified Gas Co., Inc. is a wholesaler of propane gas equipment. We offer vent free gas log heaters. The VMH26 vent free gas log heater comes in both thermostatic and remote-ready models. The 26,000 BTU fireplace features realistic dancing yellow flames and a shallow depth for go-anywhere installation. The VDCF vent free gas log heater is a 26,000 BTU fireplace that features two rows of dancing yellow flames and is available in thermostatic or remote-ready controls.