DAIKEN Retrofit Door Stopper Flap Type Door Side Brown Body [Receiver Sold Separately] VA817-ZCH DAIKEN Retrofit Door Stopper Body + Receiver Flap Type T Silver VA817-ZTS About DAIKEN Products When the door approaches, the receiver's flap rises, and the stopper functions. *Cannot be used in areas using a floor heating system. *Exclusively for wooden doors and wooden flooring. Cannot be installed on metal doors or soft flooring materials such as carpets and cushion floors. *Always install the retrofit door stopper 10-15mm from the door edge. ■Colors (Part Numbers) T Silver Body + Receiver Set [VA817-ZTS] Brown [Body VA817-ZCH]