Unique 4 litre sealed cartridge dispenser for exclusive use with genuine SC Johnson Professional refill cartridges only. BioCote Protection – The push buttons on all SC Johnson Professional® dispensers are protected by BioCote®, a silver-based antimicrobial agent that inhibits the growth of bacteria and molds. BioCote® is effective for the lifetime of the dispenser. antimicrobial protected button. Guaranteed for life. Delivers the exact amount of product required, controlling usage and reducing waste. Size (mm): 345H x 175W x 150D.