Megatron® LF Leonard Megatron® Systems solve virtually all of the problems associated with oversized and improperly piped thermostatic water mixing valves. Megatron® is a complete prepackaged Water Temperature Control Station with dual valves, outlet test connection, balanced return piping and circulator all mounted on galvanized strut. Megatron® saves time, materials and problems with its quick, easy and foolproof installation. All Megatron Valve assemblies are certified to meet Low-Lead requirements of wetted surface area containing less than 0.25% lead by weight. All other fittings and components, the sum total of which comprise the wetted surface of this product contains less than one quarter of one percent of lead by weight.