EZCal PRO is all-natural, bio-degradable, phosphate-free and odorless. Single use Eco-Friendly humidifier cleaner for your mid-season deep cleaning. Ideal for pre or post-season maintenance.

Instructions for use are on the bottle. Turn unit off and remove all accessories prior to cleaning. Pour the solution into the base of the unit. Add equal part water (14 fl oz.) by using the EZCal Pro bottle. Let the solution sit for 30 minutes. Thoroughly rinse out the base and continue use. Cleans and descales all BONECO / AIR-O-SWISS products, plus EZCal Pro is safe to use on other humidifier brands.