Hot Water Circulating Pumps• 1-phase models are thermally protected Cast-iron units are not for potable waterMaintenance-Free, PL Series• Max. working pressure 150 psi Max. temp. 225 FClose-coupled dry-motor design with permanently lubricated X-11 precision-crafted bearing system and nonmetallic impellers. Provide dependable seasonal startups, long life, and quiet operation. Potable Circulating Pump, 1/6HP This product contains a chemical that is regulated under California Proposition 65. Warning This product contains a chemical known to the State of California to cause cancer. Warning This product contains a chemical known to the State of California to cause birth defects or other reproductive harm.