Caleffi · 2026 catalog
644269A
1" sweat union 13
Published catalog evidence
Exact manufacturer record
- Code
- 644269A
- Description
- 1" sweat union 13
- Catalog weight
- 2.3 lb
- Published row
- 644269A 1" sweat union 13 2.3 -
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.
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