Meet the Smith-Cooper 1-1/4 in. FPT X 1-1/4 in. FPT Stainless Steel Union—the dependable, lead-free connector trusted by professionals for clean, secure piping junctions. With two 1-1/4" female pipe thread ends (FPT) and a rugged stainless steel body, this union delivers a reliable link between compatible components while standing up to demanding environments.
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Lead-free safety: designed to meet lead-free requirements, helping protect drinking water quality and align with plumbing codes.
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Dual 1-1/4" FPT ends: straightforward integration with standard 1-1/4" male-threaded fittings for convenient assembly and serviceability.
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Stainless steel construction: exceptional corrosion and chemical resistance, extending the life of your piping system in tough conditions.
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Maximum 300 psi rating: suitable for a wide range of residential, commercial, and light industrial applications where a robust, leak-tight connection matters.
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Bagged packaging: clean, protected fittings ready for inventory, transport, and on-site use.
Where and how to use
The Smith-Cooper union is ideal for potable water lines, radiant heating circuits, irrigation networks, and other systems requiring a reliable, easily serviceable connection between two 1-1/4" FPT components. Its simple, two-end design makes maintenance and future upgrades smoother, helping you minimize downtime and disruption.
Installation guidance
- Ensure mating components are compatible with 1-1/4" FPT threads. Use a thread sealant rated for metal threads or applicable PTFE tape to establish a proper seal.
- Brace and align connections before tightening. Use two wrenches to apply even pressure and avoid cross-threading.
- After assembly, run the system and check for leaks. Re-tighten if necessary after a short pressurization period.
Why choose this Smith-Cooper union
This 1-1/4 in. FPT X 1-1/4 in. FPT stainless steel union pairs corrosion resistance with lead-free safety, delivering a long-lasting, low-maintenance solution for critical piping runs. It’s a practical, high-integrity connector designed to perform reliably under real-world conditions, making it a smart choice for installers prioritizing durability, safety, and ease of service.
