Pentair IntelliTouch iS10 Mud Box (520335) h2flow A properly functioning pump union

A properly functioning pump union is essential for convenient service and dependable circulation system performance

This replacement is especially useful where the system needs both backflow prevention and a 90 degree turn in a single valve body

Part number 662-2107 helps verify compatibility

or no longer providing the connection quality needed for dependable operation

and the 5-point scallop face adds more visual definition than a plain smooth insert

Pentair IntelliTouch iS10 Mud Box (520335) h2flow A properly functioning pump unionBuilt for iS10 control installations, this mud box provides the backing structure needed for a clean, recessed control interface. It is especially useful during remodels, equipment upgrades, or new construction where the control panel needs a proper wall box. A well fitted mud box helps simplify panel placement, protects wiring routing, and gives the installation a finished look once the control is mounted. It is a practical support component for