Pack of 1 Silicone Sealing Core for Floor Drain, Odor-Proof, Backflow-Proof, Solid Thermoplastic Molding for Bathroom, Kitchen and Toilet

Floor drain sealing core and backflow preventer

Silicone sealing core – no deformation after stretching, backflow preventer

Odor-proof leak-proof core, thermoplastic die-cast, permanent seal and odor-resistant drainage, backflow preventer

Internal water drainage core – easy to use, suitable for sewers, drains, etc., backflow preventer

Backflow preventer – widely used for toilet drains, bathrooms, kitchens, floors, etc., internal water drainage core