JUST BOUGHT THIS FOR A 15 X 20 ROOM WITH A LOFT, HAVENT HOOKED IT UP YET, OR EVEN BOUGHT MY TANK, WAS GOING TO GET A 100LB CYLINDER. COULDNT FIND A SMALLER STOVE, DO THEY MAKE THIS IN SMALLER BTU, I AM AFRAID I HAVE BOUGHT ONE WITH TOO MUCH BTU IT IS 30,000, WILL IT USE TOO MUCH GAS OR WILL IT JUST CYCLE OFF WHEN IT REACHES SET TEMPERATURE. THANK YOU