

🔧 Connect with confidence — the smart union your plumbing deserves!
The Mueller 167-094NL Dielectric Union is a high-quality plumbing fitting designed to prevent electrolysis between dissimilar metals, extending the lifespan of water heaters. It supports water temperatures up to 210°F and features ANSI-compliant threaded and solder ends for secure, leak-free connections. Made from durable alloy steel and copper with low lead content, this compact 3/4 in. MIPS x 1/2 in. copper sweat union ensures safe, reliable performance in any plumbing system.
| Manufacturer | Mueller |
| Part Number | 167-094NL |
| Product Dimensions | 7.37 x 4.57 x 4.57 cm; 272.16 g |
| Item model number | 167-094NL |
| Size | 3/4 In. MIPS x 1/2 In. Copper Sweat |
| Colour | Copper |
| Material | Alloy Steel, Copper |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Included Components | Rough Plumbing;Other Rough Plumbing;pipe-fittings |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 272 g |
P**N
Do not buy.
We installed these on a new water heater and start getting brown water in less than thirty days. We replaced these Dielectric unions with brass unions. The Mueller unions were full of rust.
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2 weeks ago
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