If only one side, hot or cold, is obstructed:
- If you have an older faucet there may be screens in the unions. The screens may be accessed through the front by removing the valve stem assembly and puncturing the screen.
- The screens may be removed completely by removing the faucet from the unions.
If both sides are obstructed at the same time:
- These holes may be obstructed by debris that has come through the water supply lines. Click here for instructions to access, clear and reinstall.