24" Square Stainless Steel Drop-In Pan with 18" Gas Ring and a 1.25" Lip all the way around. This kit includes an AWEIS System for automatic ignition and Natural Gas Hose Kit. The hoses in the Hose Kit are corrugated to prevent a loud whistle. There are weep holes in the bottom of the pan for water drainage and a small rectangular cutout in the pan for the AWEIS Thermocoupler to sit next to the Burner Ring. The holes in the burner are drilled, not punched, in order to prevent whistling. This Kit has a 147,000 B.T.U./Hour rating maximum.