In 1939, Paul Symmons advanced the plumbing industry by inventing the first anti-scald, pressure-balancing valve. Eighty year ... s later his legacy lives on through the Temptrol® valve, which is still made right here in the USA. While the vision of Paul Symmons is never out of sight, we’re constantly pressing forward, challenging ourselves and the industry to be better… to do better. As we design and redesign the minute details, we’re also conscious of the bigger things, like water conservation, and energy reduction, and global impact. That’s what we do here at Symmons – we make things right. read more