Laars Heating Systems RTXD7115 Control 321702-401 including the core assembly and

including the core assembly and core tube

the belt will not achieve the necessary surface contact for heat transfer

preventing waterlogging in process heat exchangers

Flexible Installation: Features a 36" capillary and a break-off stem

Laars Heating Systems RTXD7115 Control 321702-401 including the core assembly andUpgrade your legacy boiler infrastructure with the Laars Heating Systems RTXD7115 Control, a precision engineered retrofit kit specifically designed to transition systems from Wave 3 to Wave 4A technology. As a veteran technician, you know that maintaining older Neotherm boiler units requires reliable logic upgrades to ensure continued operational efficiency. This OEM control module replaces outdated processor boards, integrating advanced