12" Diameter Stainless Steel Domed False Bottom. Convert a brew pot or cooler into a mash tun. Fits any of our 9, 15, and 19 gallon brew pots. Also fits in 10 gallon Rubbermaid coolers (very tightly). Constructed from 304 stainless steel these false bottoms will not float. Dome height is 1/2". Comes with 3/8" barbed 90° stainless steel elbow hose fitting in the center to draw the wort from beneath the dome.