American Range AF35-50 NG Heavy Duty Restaurant Fryer, Natural Gas Extra depth oil level for frying larger products with front slanting vessel bottom for quick and easy draining Ample cool Zone prevents trapped food particle carbonization while extending oil life 120,000 BTU/Hr from 3 burners 3/4 NPT gas inlet 7 to 9 W.C., manifold pressure is 5.0 W.C. For natural gas Millivolt system with 100 percent Safety shut off, No electrical hook up required