{"product_id":"waterway-union-1-1-2in-skt-x-skt-400-4000","title":"Waterway Plastics 400-4000 - Union Fitting - 1-1-2In Socket To Socket","description":"\u003cdiv\u003e\n\u003ch1\u003eWaterway Plastics Union Fitting, 1-1\/2 in Socket To Socket\u003c\/h1\u003e \u003ch2\u003eWaterway Plastics Union Fitting\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eWaterway Plastics\u003c\/strong\u003e is a trusted name in pool and spa components. The part number \u003cstrong\u003e400-4000\u003c\/strong\u003e describes a \u003cstrong\u003eUnion Fitting\u003c\/strong\u003e that connects two 1-1\/2 in socket ends. This fitting is used to join sections of piping in a pool or spa system, allowing disassembly for service without replacing entire runs. It is designed for professional installations and reliable piping connections.\u003c\/p\u003e \u003ch3\u003eKey Features\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003eSocket-to-socket union connection for 1-1\/2 in piping\u003c\/li\u003e\n\u003cli\u003eSimple, purpose-built design supports quick assembly and disassembly during maintenance\u003c\/li\u003e\n\u003cli\u003eMaintains alignment and seal between connected pipe runs in the circulation loop\u003c\/li\u003e\n\u003cli\u003eWorks with standard Waterway socket fittings in common return lines, skimmer assemblies, and pump outlets\u003c\/li\u003e\n\u003cli\u003eSupports reliable, serviceable piping connections in typical filter housings and return lines\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhere This Part Is Used\u003c\/h3\u003e \u003cp\u003eIn typical pool and spa circulation layouts, this union connects two 1-1\/2 in pipe runs. It is commonly found where piping meets skimmer assemblies and jet bodies. You’ll see it at pump wet-end connections and along return lines. It also appears near filter housings where service access is needed. The design supports modular service by allowing quick separation of piping sections without removing adjacent components.\u003c\/p\u003e \u003ch3\u003eWhy Choose Waterway Plastics\u003c\/h3\u003e \u003cp\u003eWaterway Plastics has a long history of engineering consistency across its pool and spa components. The company emphasizes standardized interfaces and reliable sealing across union fittings, delivering predictable performance for service technicians. The durable construction and consistent dimensional tolerances support long-term serviceability in busy pool and spa environments. Choosing Waterway Plastics means relying on a brand with a history of field-tested parts designed for easy replacement and maintenance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Waterway Plastics","offers":[{"title":"Default Title","offer_id":51890861703442,"sku":"400-4000","price":14.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/WWP4004000_0.jpg?v=1768329126","url":"https:\/\/www.aquaterrabackyard.com\/products\/waterway-union-1-1-2in-skt-x-skt-400-4000","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}