- Specifications
- Documents
- Description
- Float vent valve
- Expansion tank
- Air separator
- AS air separator
This 1 inch boiler trim-out package is used for commercial and residential closed loop hydronic heating systems. The package includes an DUO Vent, air separator, SCV 1/8 inch service check valve, combination fill valve and backflow preventer, RBFF, ET-15 and B911S.