NDS 1520-15 1-1/2 in. Swing Check Valve – Slip x Slip
Brand: NDS | SKU: 1520-15
Product Overview
The NDS 1520-15 is a 1-1/2-inch slip-by-slip swing check valve used to limit reverse flow in compatible piping systems. The internal swing mechanism opens with forward flow and closes as flow reverses, helping keep water from moving backward through the line after the system shuts down.
Key Features
- 1-1/2 in. nominal size
- Slip x slip connections
- Swing-style check mechanism
- Helps prevent reverse flow
Common Uses
Residential and light-commercial drainage systems where compatible NDS components are used to collect, control or route water.
Technical Specifications
- Connection size: 1-1/2 in.
- Connection type: Slip x slip
- Valve type: Swing check
Compatibility & Installation Notes
Install in the correct flow direction and only in a piping system compatible with the valve connection and application. Check-valve performance depends on proper orientation and system conditions.
Frequently Asked Questions
What does a swing check valve do?
It allows flow in the intended direction and closes against reverse flow.
What connection does 1520-15 use?
It uses 1-1/2-inch slip-by-slip connections.
Why Buy From Big Frog Supply?
NDS 1520-15 gives 1-1/2-inch piping systems a clearly identified slip-connection check valve for applications where backflow needs to be limited.
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