15 Gal Heavy Duty Beer Brewing Mash Tun w/ Valve & Thermometer (Weldless Ports) Bargain Home Brew WELDLESS 1/2 inch fittings for valve and thermometer port 15 Gallon/60 Quart Capacity Extra Thick 5mm bottom Stainless Steel Thermometer and Valve Included Full satisfaction, money back guarantee!