Polaris Zodiac 3900 Water Management Assembly with O-Ring (39-300) pushpullvalves Bronze construction supports a more

Bronze construction supports a more durable rebuild

Installed in a compatible spa

or no longer supporting the hi-limit system correctly

Pressure-switch replacements are often especially worthwhile when the rest of the heating setup is still serviceable

dual-voltage flexibility

Polaris Zodiac 3900 Water Management Assembly with O-Ring (39-300) pushpullvalves Bronze construction supports a moreBuilt for the Polaris 3900 Sport cleaner, this water management assembly with O ring helps control the internal pressure path that keeps the cleaner moving and cleaning efficiently. A worn or damaged assembly can affect coverage, power delivery, and the way the cleaner responds during operation. This replacement is a practical choice when servicing the 3900s internal drive and flow system. The included O ring helps support a proper seal during