Two trays will treat one standard colony. Apiguard is a sophisticated, patented slow release gel that ensures correct dosage of its active ingredient, thymol. How Apiguard Works. Once in place, vapour from the Apiguard gel is given off.
Two trays will treat one standard colony. Apiguard is a sophisticated, patented slow release gel that ensures correct dosage of its active ingredient, thymol. How Apiguard Works. Once in place, vapour from the Apiguard gel is given off.