Product Overview
The Foset Straight Stopcock 1/2 X 3/8 is a durable metal valve designed for controlling water flow in plumbing systems. Its robust construction ensures reliable performance and longevity.

Image: A chrome-finished straight stopcock with a 1/2 inch inlet and 3/8 inch outlet, featuring a knurled handle for flow control. The valve body is hexagonal, indicating wrench compatibility for installation.
Safety Information
- Always turn off the main water supply before installation or maintenance.
- Wear appropriate personal protective equipment (PPE) such as gloves and eye protection.
- Ensure all connections are secure to prevent leaks.
- If unsure about any step, consult a qualified plumber.
Setup and Installation
This section outlines the steps for installing your Foset Straight Stopcock.
- Prepare the Area: Turn off the main water supply to the area where the stopcock will be installed. Drain any remaining water from the pipes.
- Inspect Components: Ensure all parts of the stopcock are present and undamaged. Verify the thread sizes (1/2 inch and 3/8 inch) match your existing plumbing.
- Apply Thread Sealant: Apply plumber's tape (PTFE tape) or pipe thread sealant to the male threads of the pipes where the stopcock will connect. Wrap the tape clockwise around the threads 3-5 times.
- Connect the Inlet: Thread the 1/2 inch inlet side of the stopcock onto the corresponding pipe. Hand-tighten first, then use an adjustable wrench to tighten securely, but do not overtighten.
- Connect the Outlet: Thread the 3/8 inch outlet side of the stopcock onto the fixture's supply line. Hand-tighten first, then use an adjustable wrench to tighten securely.
- Check for Leaks: Slowly turn on the main water supply. Inspect all connections for any signs of leaks. If leaks are present, turn off the water, re-tighten connections, and re-check.
Operating Instructions
The stopcock is designed for simple on/off operation.
- To Open (Allow Water Flow): Turn the knurled handle counter-clockwise until it stops. This will allow water to flow through the stopcock.
- To Close (Stop Water Flow): Turn the knurled handle clockwise until it stops. This will shut off the water flow through the stopcock.
- Do not force the handle beyond its natural stopping points.
Maintenance
Regular maintenance ensures the longevity and proper functioning of your stopcock.
- Periodic Inspection: Periodically check the stopcock and surrounding connections for any signs of leaks, corrosion, or damage.
- Cleaning: Clean the exterior of the stopcock with a soft cloth and mild soap solution. Avoid abrasive cleaners that could damage the finish.
- Operation Check: Occasionally operate the stopcock (open and close) to ensure the valve mechanism moves freely.
- Leak Repair: If a leak is detected, turn off the main water supply, drain the line, and re-tighten the connection. If the leak persists, the stopcock may need to be replaced or a professional plumber consulted.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Water Leakage at Connections | Loose connections, insufficient thread sealant, damaged threads. | Turn off water, re-tighten connections, reapply thread sealant, or replace if threads are damaged. |
| No Water Flow | Stopcock is closed, main water supply is off, blockage in pipe. | Ensure stopcock is fully open, check main water supply, inspect for blockages. |
| Difficulty Turning Handle | Mineral buildup, internal component wear. | Operate the handle several times. If stiffness persists, replacement may be necessary. |
Specifications
- Brand: Foset
- Model: ANG-11
- Material: Metal
- Inlet Size: 1/2 Inch
- Outlet Size: 3/8 Inch
- Head Style: Round (for handle)
- Item Package Quantity: 1
- ASIN: B084YTX971
- Date First Available: February 19, 2020
Warranty Information
Foset products are manufactured to high-quality standards. For specific warranty terms and conditions, please refer to the documentation provided with your purchase or visit the official Foset website. Keep your proof of purchase for warranty claims.
Customer Support
For technical assistance, replacement parts, or any inquiries regarding your Foset Straight Stopcock, please contact your retailer or visit the official Foset support page. When contacting support, please have your model number (ANG-11) and purchase date available.
Online Resources: Foset Brand Page on Amazon





