Insect Prevention Cap for Air Conditioner Drain Hose, 1 piece Prevents insects from entering the room through the air conditioner hose! Prevents insects from entering the room through the air conditioner hose. Cockroaches prefer dark, narrow, and humid places, and they can enter the room through the drain hose. It also prevents not only insects but also soil and dust, and makes it easier for the drainage from the air conditioner to flow. Made in Japan Manufactured by Minejima Seisakusho Co., Ltd. Size: Approximately 2cm in diameter x 6.5cm in width Heat resistance: 120 degrees Celsius Cold resistance: -20 degrees Celsius Raw material resin: Polypropylene