This boiler trim out package for hydronic heating system includes an expansion tank to accommodate the thermal expansion of water, an air separator to remove air pockets from the system, a fill valve to regulate the pressure, a service check valve to prevent backflow, and an isolation/drain valve. These components work together for system efficiency and safety, maintaining the integrity and longevity of the heating setup.
Features
- ET-30 expansion tank
- High capacity air vent with manual vent feature
- RBFF has 0 to 30 psi (0 to 87kPa) pressure gauge for convenient system pressure reference
- Combination fill valve and backflow preventer