Watts 3501-1816 Washer / O-Ring, Polyethylene, PEX

The Watts 3501-1816 is a polyethylene Push-to-Connect (CTS) washer / o-ring in 1" x 1". It features a polyethylene body.

This 1 inch CTS x 1 inch NPT AquaLock™ plastic male adapter works with copper, CPVC, PEX, and CTS rated pipe. It is easy to install, no tools or tube inserts are required. The fitting can be used for hot and cold water applications. The unique O-ring guide feature provides a zero-leak connection. Unlike barb fittings, this fitting joins the tubing on the outside, increasing the flow capacity. After a connection has been made even under maximum pressure, the tubing is able to swivel, making the fitting ideal for vibrating and dynamic applications.

Features

• No tools required for installation or removal
• Rotates under pressure after installed for high flexibility during installation
• Can be used for hot and cold water applications, including behind the wall applications
• Works with copper, CPVC, PEX, and CTS rated pipe
• Zero-leak connections
• 25-year limited warranty

Common Questions

How does it join the pipe?

It is a Push-to-Connect (CTS) fitting. The port configuration is 1" x 1".

What is it made of?

The body is polyethylene.

Is this a reducing fitting?

The ports are 1" x 1". Match this against the run before ordering.

Specifications

• Size: 1"
• Inlet Size: 1"
• Outlet Size: 1"
• Connection: PEX
• Body Material: Polyethylene
• Pack Quantity: 30
• Country of Origin: China
• Warranty: 1 Year Limited
• MPN: 3501-1816
• Certifications: NSF-61, NSF-14, CSA-B137.5, CSA
• Lead-Free: No
• Fitting Type: Washer / O-Ring
• Connection System: Push-to-Connect (CTS)
• Port Configuration: 1" x 1"

Please note: this item is sold in multiples of 5 units. Orders must be placed in quantities of 5, 10, 15, etc.