The easy-to-read gauge automatically registers the complete range of processing pressures. Air vent/cover lock allows pressure to build up only when the cover is closed properly and prevents the cover from opening until pressure is safely reduced. Doubles as a boiling water canner for preserving fruits, jams, jellies, pickles and salsas. Constructed of extra-strong, warp-resistant aluminum and suitable for use on regular and smooth-top ranges. Includes cooking/canning rack and complete instruction and recipe book. Mason Jar Capacity: 26 Half-Pints, 20 Pints, 7 Quarts. 23-Quart liquid capacity (21.8 liters) Note: This pressure canner is designed for use on household range burners of 12,000 BTUs or less. How-to Pressure Can How-to Boiling Water Can How to Boiling Water Can with Presto Stovetop Pressure Canners Step-by-step instructions for using Presto Stovetop Pressure Canners. Learn how to process fruits, jams, jellies, pickles, and salsa, using USDA safe canning guidelines, easily and automatically. A "How-To Pressure Can" video is also available. Stock No. 01781. 23-Quart Liquid Capacity (21.8 liters) GO TO PRODUCT INFO PAGE. Stock No. 01755. 16-Quart Liquid Capacity (15.1 liters) GO TO PRODUCT INFO PAGE. × How to Pressure Can with Presto Stovetop Pressure Canners Step-by-step instructions for using Presto stovetop pressure canners. Learn how to process low-acid food, using USDA safe canning guidelines, easily and automatically. A "How-To Boiling Water Can" video is also available. Stock No. 01781. 23-Quart Liquid Capacity (21.8 liters) GO TO PRODUCT INFO PAGE. Stock No. 01755. 16-Quart Liquid Capacity (15.1 liters) GO TO PRODUCT INFO PAGE. ×