Bathroom Basin Sink Brass Pop Up Drain Waste Stoppers With or Without Overflow Hole Washbasin Bathroom Faucet Accessories

Specification:

Material: Brass / Stainless steel body+Brass pop-up movement
Height: 78mm
Lid Width: 66mm
Color: Chrome Silver,Matte Black,Titanium,Brushed Gold

Installation Requirements:
Opening 41-52mm Hole Basin

How to choose the right downcomer:.

1.With overflow holes (confirm the presence of overflow holes) without overflow holes.

2. The overflow hole is a specific height of the water in the container that holds the water and also the water will flow out of the hole when it exceeds this height, preventing the water from overflowing and causing damage.

3. Basin without overflow hole (single basin)
Basin without overflow hole

4. Basin with overflow hole (double basin)
Underflow with overflow hole

5. The overflow hole is designed to prevent water from overflowing out of the basin. With the overflow hole water will enter the overflow hole when it reaches the level of the overflow hole, and then flow from the basin to the undermount vessel through the undermount vessel hole to drain off the water.