MHT DOSER DISPENCER OF FORMIC AND ACETIC ACID ROTARY PLASTIC with adjustable evaporation areaDim: Diameter 17 cm - Height 4.5 cmThe dispenser is equipped with airtight lid that allows filling before useUse with formic acid from 60% to 85% - Can be reused.Kit consists of: Airtight lid, fixed grid, adjustable grid, container with absorbent sponge