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Watts 0235098 is the HP-30PRO-P100 hydronic package kit for 1 in closed-loop hydronic heating systems. The pre-assembled boiler trim combines an HP-BHM boiler header module, ETX-30 4.4-gallon diaphragm expansion tank, and B911S-M3 fill valve assembly to provide pressure regulation, expansion control, air elimination, and controlled boiler filling. Components are brass, steel, and composite and are rated for typical working pressures up to 100 psi and temperatures up to 240°F (115°C).
Factory-matched boiler trim package with integrated air separation, expansion tank, and automatic fill for 1 in closed-loop hydronic systems
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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