The HARVIA Sauna Heater Cleanser (500ml) is a powerful and easy-to-use solution made to clean sauna heater surfaces. It works great for removing grime and disinfecting, helping you keep your heater clean and running well. Just dilute the cleanser, apply with a sponge, and wipe away. It’s designed to help extend the life of your heater while keeping your sauna area fresh and hygienic. For best results, clean regularly as part of your sauna maintenance routine.