Caleffi · 2026 catalog
304868A
1" PEX expansion union
Published catalog evidence
Exact manufacturer record
- Code
- 304868A
- Description
- 1" PEX expansion union
- Catalog weight
- 1.4 lb
- Published row
- 304868A 1" PEX expansion union 1.4 -
Verification boundary
What still needs to match
Function and seriesConfirm valve, separator, manifold, fill, control, backflow, or accessory function and exact series.
ConnectionsVerify NPT, sweat, press, PEX, flange or union connection type and size.
Hydronic dutyCheck pressure, temperature, flow/Cv, materials, seals, potable/hydronic approvals, and control compatibility.
InstallationConfirm orientation, envelope, service access, and current Caleffi documentation.
Related catalog codes