Válvula de retención de desagüe de piso de ducha con anillo de acero, filtro de tubería desodorizante de silicona, válvula de drenaje unidireccional, núcleo de alcantarillado

This drain backflow preventer features a curved, folded surface that creates multiple barriers, effectively preventing insects, odors, and backflow. Its swirling, pressurized siphon drainage system and wider guide surface ensure faster drainage. Installation is simple; just plug it in. The length can be adjusted without affecting its deodorizing effect.