A method for low NOx combustion, without premixing of fuel and air prior to passage to a combustor, is provided wherein a fuel is injected into a reaction zone via an eductor thereby inducing an air flow and producing a fuel-rich mixture. It is a security enclosure for the open storage space behind the back seat and in front of a hinged tailgate deck of a Jeep vehicle. The insulating film which has been exposed to the atmosphere of the mixed gas is heated to a predetermined temperature.