• 3 1/2" sink opening
  • 2” NPT male outlet; adapter for 1 1/2” NPT

UPC Code:




Usually Ships in 1 Business Day
When will I receive my item?

Adapter Yes
Basket Drain Size 3 1/2 Inches
Drain Outlet Size 1 1/2 - 2 Inches
Type Twist Waste Valves


This T&S B-3950-XS twist waste valve helps you avoid contact with dirty water and sharp, unseen objects in sinks by stopping and draining your sink with a single motion! This waste valve comes with a convenient twist handle that has a heat resistant grip for simple operation. To ensure your plumbing stays safe, a snap-in strainer is easily attached and removed to help prevent your drain from becoming clogged.

The T&S B-3950-XS twist waste valve includes an adapter that offers the flexibility of having either a 1 1/2" NPT male or 2" NPT male drain outlet, depending on your needs.

WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

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