[Compatible]: ITD35 bathtub drain and overflow kit is suitable for all freestanding bathtubs, floor-standing bathtubs and island bathtubs, and can be stably installed on wood, cement, tile and concrete. [Sturdy embedded drain]: ITD35 drain rough-in kit is fixed between the subfloor and the surface tile for added safety and stability. The test/dust cover not only protects the drain during construction, but also allows for multiple air pressure tests. [Prevent water backflow]: The overflow kit tightly connects the bathtub and the floor, and the durable brass tube increases the stability and safety of the bathtub installation, effectively preventing water backflow and potential odor. [Protective design]: ① Built-in removable test cover for water/air testing; ② Protective cover - prevents cement and masonry from falling before installation is completed; ③ 2inch to 1½inch drain adapter, standard US pipe connector perfectly fits 1½inch or 2inch p-trap. [Suitable for freestanding bathtubs]: Recommended for plumbers/remodeling contractors/builders/DIY personnel to install on freestanding bathtubs, simple installation and convenient drainage. [Package Includes]: Drain body, fine thread tailpiece, flange tailpiece, PVC adapter, brass nut, screw and anchor kit, 2-inch to 1½-inch drain adapter, polyethylene gasket, protective membrane cover, Colour:Photo Color Material:brass+ABS Package Contents: 1 x Freestanding Bathtub Drain Blank Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.