If you want to do an all-grain beer you will love this Rubbermaid Cooler Mash Tun! 

MoreBeer! makes mashing easy by converting a Rubbermaid cooler into an amazing, temperature retaining, mash tun. You'll experience barely any temperature loss throughout your 1hr+ mash. This Mash Tun is made of the highest quality components: Rubbermaid coolers (which cost more than Igloo or imported versions from China), all stainless steel hardware, and FDA approved silicone tubing that is heat resistant to 500 degrees. And what's more is that this product is shipped free to your door and arrives complete so that you do not have to both with assemble. Open the box and start brewing! 

Includes

• Best-Quality Rubbermaid insulated beverage cooler made of FDA approved food grade plastic
• Stainless steel 1/2" ball valve installed in cooler
• Stainless steel perforated false bottom pre-installed in cooler
• High temp, FDA approved Silicone tubing
• Stainless steel tubing connector with 3/8" barb

Dimensions

• Internal dimensions are 18.375"H x 12.875"D.
• External dimensions are 20.875"H x 15.875"D with lid on.