Clove and Eucalyptus Mould Spray by The Australian Eucalyptus Oil Company. Clove and Eucalyptus are both strong anti-fungal agents and this spray treatment is designed to remove mould on most hard surfaces. Simply spray on, leave for up to 72 hours and wipe or scrub off then rinse clean with water. This product is a must for everyone, whether you are dealing with cold, damp Victorian winters or wet summers in the north of the country!