Resideo TK300-30A-1FM Boiler Trim Kit W/Air Purge

The Resideo TK300-30A-1FM Boiler Trim Kit with Air Purge is a complete solution for making your boiler system safer and more efficient. This package includes a 30 PSIG pressure relief valve to avoid damage or failure of the system due to over pressure events. It also has an air purge mechanism that frees the system from trapped air to maintain peak performance and lower noise. This trim kit minimizes air-related problems and keeps pressure levels at the proper levels making it ideal for use with residential and commercial boilers to provide dependable operation.