-有效消除木板霉菌
-有效清除害虫, 杂鸟, 蝙蝠, 猫头鹰留下之异味
-增加燕屋燕群安全安全感

-Remove fungus from nesting plank wood 
-Remove unpleasant smell from harmful pests
-Increase sense of security to promote swiftlet growth