UP15-10BUC5/DTLC Grundfos Recirculator Pump (99452457)The Grundfos circulator pumps, Series UP, are specifically designed for heating systems. The pumps are also suitable for circulation of hot domestic water and for circulation of liquid in cooling and air-conditioning systems. The updated UP15 timer products now include a digital timer. The digital timer is easily programmable with battery backup offering more flexibility and reliability.Quiet, maintenance-free performanceStainless steel construction, corrosion resistantLow energy consumptionBuilt-in motor protection for long lifeVersatility with multiple fittingsUL/CSA listed