The NEUTRON is the first digital emergency mixing valve to be ASSE certified. The Neutron’s has a minimum flow rate as low as 3 GPM and a maximum flow rate of 80 GPM. Its safety features include: an internal cold water bypass of 40+ GPM, automatic hot-water shut-off upon cold-water inlet supply failure, optional back-up power supply and more. The product is the first automated valve with a reminder alert to test weekly.