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

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

or no longer providing the connection quality needed for dependable operation

Useful when original generators are unreliable or have failed

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

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