{"product_id":"straight-union-mi-15mm-1","title":"Straight Union MI 15mm - 1\"","description":"\u003cp\u003eThe \u003cstrong\u003eEXF9-S15x1\/2MI Straight Union MI 15mm - 1\"\u003c\/strong\u003e press fitting is a specialized plumbing component used to connect \u003cstrong\u003e15mm pipes\u003c\/strong\u003e to \u003cstrong\u003e1-inch male threaded components\u003c\/strong\u003e. It combines the benefits of \u003cstrong\u003epress-fit technology\u003c\/strong\u003e for pipe connections with a \u003cstrong\u003emale-threaded\u003c\/strong\u003e (MI) connection on the other end. This fitting is commonly used in various plumbing, heating, and HVAC applications where you need to transition from a \u003cstrong\u003e15mm pipe\u003c\/strong\u003e to a \u003cstrong\u003e1\" male-threaded fitting\u003c\/strong\u003e (e.g., connecting to a valve, pump, or other male-threaded components).\u003c\/p\u003e\u003ch3\u003e\n\u003cstrong\u003eKey Features and Description\u003c\/strong\u003e:\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003eEXF9-S15x1\/2MI\u003c\/strong\u003e is typically made from \u003cstrong\u003ehigh-quality brass\u003c\/strong\u003e or \u003cstrong\u003estainless steel\u003c\/strong\u003e, materials chosen for their corrosion resistance, durability, and ability to withstand the high pressures and temperatures common in plumbing and heating systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrass\u003c\/strong\u003e is the most common material for these types of fittings due to its strength, resistance to corrosion, and compatibility with most plumbing systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDesign and Configuration\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e15mm Pipe Connection\u003c\/strong\u003e: One side of the fitting is designed to fit \u003cstrong\u003e15mm pipes\u003c\/strong\u003e, which is a common size for domestic plumbing systems, heating circuits, and underfloor heating systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\" Male Threaded Connection (MI)\u003c\/strong\u003e: The other side of the fitting is \u003cstrong\u003e1\" male threaded (MI)\u003c\/strong\u003e, designed to connect to \u003cstrong\u003e1-inch female threaded components\u003c\/strong\u003e such as valves, manifolds, or pumps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStraight Union Design\u003c\/strong\u003e: This fitting is a \u003cstrong\u003estraight union\u003c\/strong\u003e, meaning that it is designed to create a simple, linear connection between two components  in this case, between a \u003cstrong\u003e15mm pipe\u003c\/strong\u003e and a \u003cstrong\u003e1-inch male-threaded component\u003c\/strong\u003e. It allows for a seamless, reliable connection without the need for elbows, tees, or other directional fittings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePress-Fit Technology\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003eEXF9-S15x1\/2MI\u003c\/strong\u003e fitting uses \u003cstrong\u003epress-fit technology\u003c\/strong\u003e for the pipe connection. This means that the fitting is applied to the end of the \u003cstrong\u003e15mm pipe\u003c\/strong\u003e, and a \u003cstrong\u003epress tool\u003c\/strong\u003e is used to compress the fitting onto the pipe, creating a secure, permanent, and leak-proof seal.\u003c\/li\u003e\n\u003cli\u003eThis technology eliminates the need for soldering, welding, or other traditional methods, making installation quicker, cleaner, and safer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eThe \u003cstrong\u003eEXF9-S15x1\/2MI\u003c\/strong\u003e press fitting is ideal for various plumbing, heating, and HVAC applications where a \u003cstrong\u003e15mm pipe\u003c\/strong\u003e needs to be connected to a \u003cstrong\u003e1\" male-threaded\u003c\/strong\u003e component. Common applications include:\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentral Heating Systems\u003c\/strong\u003e: Connecting \u003cstrong\u003e15mm pipework\u003c\/strong\u003e to \u003cstrong\u003e1-inch male-threaded\u003c\/strong\u003e valves, pumps, or manifolds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDomestic Plumbing\u003c\/strong\u003e: Connecting \u003cstrong\u003e15mm pipes\u003c\/strong\u003e to \u003cstrong\u003e1-inch male-threaded\u003c\/strong\u003e components such as taps, shower valves, or fittings in water distribution systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnderfloor Heating (UFH)\u003c\/strong\u003e: Joining \u003cstrong\u003e15mm piping\u003c\/strong\u003e to \u003cstrong\u003e1-inch threaded components\u003c\/strong\u003e like manifolds or pumps in UFH systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair and Maintenance\u003c\/strong\u003e: Ideal for situations where existing systems with \u003cstrong\u003e1-inch male-threaded\u003c\/strong\u003e parts need to be updated or modified to accommodate \u003cstrong\u003e15mm pipes\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdvantages\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Installation\u003c\/strong\u003e: The use of \u003cstrong\u003epress-fit technology\u003c\/strong\u003e significantly reduces installation time compared to traditional methods, as no heat or soldering is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak-Proof and Secure Seal\u003c\/strong\u003e: The press-fit system provides a \u003cstrong\u003epermanent, leak-proof\u003c\/strong\u003e seal that ensures the connection remains secure even under high-pressure and high-temperature conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Need for Additional Seals\u003c\/strong\u003e: Unlike threaded connections that require additional sealing materials like PTFE tape or paste, the press-fit technology provides an integrated seal that eliminates the risk of leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Resistance\u003c\/strong\u003e: Made from \u003cstrong\u003ebrass\u003c\/strong\u003e or \u003cstrong\u003estainless steel\u003c\/strong\u003e, the fitting is resistant to corrosion, ensuring long-term reliability and durability in a variety of systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCleaner and Safer\u003c\/strong\u003e: The installation process is cleaner and safer, as there is no need for open flames, flux, or soldering. This reduces the risk of fire hazards and ensures a more controlled working environment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003eEXF9-S15x1\/2MI\u003c\/strong\u003e fitting is compatible with \u003cstrong\u003e15mm copper\u003c\/strong\u003e, \u003cstrong\u003ePEX\u003c\/strong\u003e, and \u003cstrong\u003emultilayer pipes\u003c\/strong\u003e. This compatibility makes it versatile for use in various types of systems.\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003e1\" male threaded (MI)\u003c\/strong\u003e connection on the other side is designed to fit \u003cstrong\u003e1-inch female threaded components\u003c\/strong\u003e, such as valves, pumps, and manifolds, offering a seamless transition between different types of connections in the system.\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003epress-fit technology\u003c\/strong\u003e is compatible with most standard \u003cstrong\u003epress-fit tools\u003c\/strong\u003e designed for \u003cstrong\u003e15mm pipe sizes\u003c\/strong\u003e, making it easy to use in a range of applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ExpressUFH","offers":[{"title":"Default","offer_id":61306268778826,"sku":"EXF9-S15x1\/2MI","price":4.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8973\/1658\/files\/Picture31.jpg?v=1753813659","url":"https:\/\/expressufh.co.uk\/products\/straight-union-mi-15mm-1","provider":"Express Underfloor Heating","version":"1.0","type":"link"}