{"product_id":"straight-union-mi-22mm-3-4","title":"Straight Union MI 22mm - 3\/4\"","description":"\u003cp\u003eThe \u003cstrong\u003eEXF9-S22x3\/4MI Straight Union MI 22mm - 3\/4\"\u003c\/strong\u003e press fitting is a specialized plumbing component used to connect a \u003cstrong\u003e22mm pipe\u003c\/strong\u003e to a \u003cstrong\u003e3\/4-inch male-threaded (MI)\u003c\/strong\u003e component. It features \u003cstrong\u003epress-fit technology\u003c\/strong\u003e on the pipe side and a \u003cstrong\u003emale-threaded connection (MI)\u003c\/strong\u003e on the other side. This type of fitting is used in various plumbing, heating, and HVAC systems to provide a secure, leak-proof connection between pipes of different types  namely, between \u003cstrong\u003e22mm pipes\u003c\/strong\u003e and \u003cstrong\u003e3\/4-inch male-threaded\u003c\/strong\u003e 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-S22x3\/4MI\u003c\/strong\u003e is typically made from \u003cstrong\u003ehigh-quality brass\u003c\/strong\u003e or \u003cstrong\u003estainless steel\u003c\/strong\u003e, both materials known for their strength, corrosion resistance, and suitability for use in plumbing and heating systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrass\u003c\/strong\u003e is the most common material used for plumbing fittings due to its durability and resistance to corrosion, making it ideal for systems that carry water or are exposed to high temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel\u003c\/strong\u003e may also be used for specific applications requiring higher corrosion resistance or where the plumbing system deals with aggressive water or chemicals.\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\u003e22mm Pipe Connection\u003c\/strong\u003e: The fitting is designed to connect to \u003cstrong\u003e22mm pipes\u003c\/strong\u003e, which are common in residential plumbing systems and heating circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/4-inch Male Threaded (MI) Connection\u003c\/strong\u003e: The other side of the fitting is a \u003cstrong\u003e3\/4-inch male-threaded connection (MI)\u003c\/strong\u003e, designed to connect to \u003cstrong\u003e3\/4-inch female-threaded components\u003c\/strong\u003e, such as valves, pumps, radiators, or manifolds.\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 it connects two components in a straight line. In this case, it connects a \u003cstrong\u003e22mm pipe\u003c\/strong\u003e to a \u003cstrong\u003e3\/4-inch male-threaded component\u003c\/strong\u003e.\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-S22x3\/4MI\u003c\/strong\u003e fitting uses \u003cstrong\u003epress-fit technology\u003c\/strong\u003e for the pipe side. When installed, a \u003cstrong\u003epress tool\u003c\/strong\u003e compresses the fitting onto the \u003cstrong\u003e22mm pipe\u003c\/strong\u003e, creating a tight, permanent, and leak-proof seal.\u003c\/li\u003e\n\u003cli\u003eThe press-fit connection eliminates the need for traditional methods such as soldering, welding, or threading, resulting in a cleaner, faster, and safer installation.\u003c\/li\u003e\n\u003cli\u003eOnce the fitting is pressed, it creates a reliable seal that can withstand high pressure and temperature fluctuations without the risk of leaks.\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-S22x3\/4MI\u003c\/strong\u003e press fitting is used in a variety of plumbing, heating, and HVAC systems, particularly where a \u003cstrong\u003e22mm pipe\u003c\/strong\u003e needs to be connected to a \u003cstrong\u003e3\/4-inch male-threaded component\u003c\/strong\u003e. Common applications include:\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentral Heating Systems\u003c\/strong\u003e: Connecting \u003cstrong\u003e22mm pipes\u003c\/strong\u003e to \u003cstrong\u003e3\/4-inch male-threaded valves\u003c\/strong\u003e, \u003cstrong\u003eradiator valves\u003c\/strong\u003e, or \u003cstrong\u003emanifolds\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnderfloor Heating (UFH)\u003c\/strong\u003e: Joining \u003cstrong\u003e22mm pipes\u003c\/strong\u003e to \u003cstrong\u003e3\/4-inch male-threaded components\u003c\/strong\u003e such as manifolds or pumps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Supply Systems\u003c\/strong\u003e: Connecting \u003cstrong\u003e22mm pipes\u003c\/strong\u003e to \u003cstrong\u003e3\/4-inch male-threaded taps\u003c\/strong\u003e, \u003cstrong\u003efaucets\u003c\/strong\u003e, or other plumbing fixtures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial and Commercial Systems\u003c\/strong\u003e: Used in various systems requiring a \u003cstrong\u003e22mm to 3\/4-inch male-threaded\u003c\/strong\u003e connection.\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 and Efficient Installation\u003c\/strong\u003e: The \u003cstrong\u003epress-fit system\u003c\/strong\u003e allows for much faster installation than traditional methods like soldering, welding, or threading. This is especially valuable in tight spaces or time-sensitive projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak-Proof and Permanent Seal\u003c\/strong\u003e: The \u003cstrong\u003epress-fit\u003c\/strong\u003e connection ensures a tight, \u003cstrong\u003eleak-proof seal\u003c\/strong\u003e that is permanent and highly resistant to pressure fluctuations and temperature changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Heat or Soldering Required\u003c\/strong\u003e: Since the fitting uses a press tool instead of heat, there is no need for open flames or soldering materials, which reduces the risk of fire hazards and eliminates the mess of flux or solder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Resistance\u003c\/strong\u003e: The use of \u003cstrong\u003ebrass\u003c\/strong\u003e or \u003cstrong\u003estainless steel\u003c\/strong\u003e materials ensures that the fitting is resistant to corrosion, making it suitable for systems exposed to moisture, heat, or aggressive water conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCleaner and Safer Installation\u003c\/strong\u003e: The press-fit method provides a safer and cleaner installation compared to traditional methods, as it avoids the need for heat and eliminates the risk of accidental burns or fire hazards.\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-S22x3\/4MI\u003c\/strong\u003e fitting is compatible with a wide range of piping systems, including \u003cstrong\u003ecopper\u003c\/strong\u003e, \u003cstrong\u003ePEX\u003c\/strong\u003e, and \u003cstrong\u003emultilayer pipes\u003c\/strong\u003e. This makes it highly versatile and suitable for both residential and commercial applications.\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003e3\/4-inch male-threaded connection\u003c\/strong\u003e is designed to fit \u003cstrong\u003e3\/4-inch female-threaded components\u003c\/strong\u003e, including valves, taps, pumps, and radiators, offering flexibility in the types of connections available for your system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ExpressUFH","offers":[{"title":"Default","offer_id":61306269499722,"sku":"EXF9-S22x3\/4MI","price":7.49,"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-22mm-3-4","provider":"Express Underfloor Heating","version":"1.0","type":"link"}