This listing is for a brand‑new 2‑pack of Apollo XPRDU34 3/4 in. FNPT × 3/4 in. Copper Press Galvanized Dielectric Unions. Both fittings are new, unused, and in perfect condition. These unions are designed to prevent galvanic corrosion when connecting dissimilar metals — ideal for joining copper press systems to threaded steel components.
Each union features a copper press connection on one side and a female NPT galvanized steel connection on the other, providing a secure, code‑compliant transition for potable water and hydronic applications.
Brand new – never used
Set includes 2 total dielectric unions
No installation marks or wear
Clean, unused fittings
May ship in bulk/non‑retail packaging
Dielectric design prevents galvanic corrosion between copper and steel
3/4" FNPT galvanized steel connection
3/4" copper press connection compatible with standard press tools
Suitable for potable water, hydronic heating, and general plumbing
Lead‑free construction for safe drinking water applications
Ideal for transitions between threaded metal and copper press piping
| Feature | Detail |
|---|---|
| Model | XPRDU34 |
| Size | 3/4" FNPT × 3/4" Copper Press |
| Type | Dielectric Union |
| Material | Galvanized steel + copper press components |
| Application | Potable water, hydronic heating |
| Standards | Lead‑free, UPC/IPC compliant |
2× Apollo XPRDU34 3/4" FNPT × Copper Press Dielectric Unions
Brand‑new fittings
Bulk/Pro‑pack packaging