Enjoy a restaurant grade cooking experience with this tailored lid for your Chefsteps Joule Immersion Circulator - for use with the popular 12, 18 or 20.8l containers by Rubbermaid. Practically eliminates evaporation/water loss, so that you can cook for long time periods, without worrying about refilling water. Corner-cut for effective use of the space in your bath. Thoroughly tested in our laboratories for extended time periods, the lid will reduce energy consumption by more than 50% - makes for environmentally friendly and reasonably priced cooking. Crystal clear, and completely transparent - makes it easy to see the food while cooking. Owing to the high quality polycarbonate manufactured by Beyer AG, Germany, the lid is durable and strong - and easy to clean. Completely safe to put in the dishwasher. COMBINE WITH OUR L10 SOUS VIDE RACK TO DOUBLE THE CAPACITY OF YOUR WATER BATH! Beautifully made, elegantly packaged. LIPAVI manufactures top-notch sous vide-equipment for the demanding chef/cook, and this lid is no exception. Obtain the best results by investing in the perfect sous vide setup today!