R11221 | 1 1/2" Slip Union Nut | Caleffi

**1 1/2" Slip Union Nut (R11221)** Caleffi's 1 1/2" Slip Union Nut (R11221) is engineered for secure and leak-free connections in various plumbing and heating systems. Its durable construction and innovative design ensure reliable performance in demanding applications. The union nut features a slip-fit design, allowing for easy installation and removal without the need for cutting or threading. Its brass body provides corrosion resistance and strength, ensuring long-term reliability. Precision threads ensure a tight and leak-proof seal, preventing unwanted fluid loss. This slip union nut is ideal for use in hydronic heating systems, piping manifolds, and other applications where quick and reliable connections are required. Its versatile design accommodates a wide range of pipe materials, including copper, PEX, and CPVC. **Technical Specifications:** * Size: 1 1/2" * Material: Brass * Slip-fit design for easy installation * Precision threads for secure sealing * Corrosion-resistant Shop at our HVAC supply store for the best prices and fast shipping on industrial parts and supplies!