Direct Vent Addendum - Oil For use in conjunction with B-10, or SG atmospheric venting manuals QHT DV– OIL DO NOT store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance. WHAT TO DO IF YOU SMELL GAS VAPORS • Do not try to light any appliance • Do not touch any electric switch; do not use any phone in you r building • Immediately call your gas supplier from a neighbors phone. • If you can not reach your gas supplier call the fire department Instal