{"product_id":"bsp-half-inch-brass-compression-pipe-fittings-union-elbow-tee","title":"BSP 1\/2\" Brass Compression Pipe Fittings — Union, Elbow \u0026 Tee Connector","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"hdiy-desc\"\u003e\n\u003c!-- ① OVERVIEW --\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eBSP 1\/2\" Brass Compression Pipe Fittings — Reliable Connections Without Soldering\u003c\/h2\u003e\n\u003cp\u003eLeaking joints and awkward pipe runs are a frustrating reality for plumbers, HVAC technicians, and serious DIYers alike. Whether you're roughing in a new water line, repairing an existing run, or branching off for a fixture, having the right BSP 1\/2\" brass compression pipe fitting on hand means the job gets done cleanly — no torch, no flux, no mess.\u003c\/p\u003e\n\u003cp\u003eEach piece is a solid brass compression fitting sized for BSP 1\/2\" (nominally 20mm) pipe. Available in three shapes — Straight Union, Elbow, and T Piece — with multiple sub-type configurations (A25–A33) to match different connection arrangements. Compression-style installation means a wrench is all you need to achieve a leak-resistant seal.\u003c\/p\u003e\n\u003cp\u003eThese fittings are well-suited for residential plumbing repairs, potable water distribution lines, light commercial pipe installations, and gas-line connections where BSP threading is the standard. They're a go-to choice for anyone searching for \u003cem\u003ebrass compression fittings for copper pipe\u003c\/em\u003e, \u003cem\u003eBSP half-inch plumbing connectors\u003c\/em\u003e, or \u003cem\u003eno-solder pipe union fittings\u003c\/em\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ② COMPATIBILITY BAR --\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e🔗\u003c\/span\u003e \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for BSP 1\/2\" (20mm nominal) pipe systems. BSP threads are \u003cstrong\u003enot\u003c\/strong\u003e directly interchangeable with NPT threads — use an adapter if connecting to NPT-threaded components.\u003c\/div\u003e\n\u003c!-- ③ KEY FEATURES --\u003e\n\u003ch2\u003e✅ Key Features of These BSP 1\/2\" Brass Compression Fittings\u003c\/h2\u003e\n\u003cul class=\"hdiy-features\"\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eCompression-Style Installation\u003c\/strong\u003e — No soldering, no open flame. A compression nut and ferrule create a secure, leak-resistant seal with just a wrench — ideal for tight spaces and quick repairs.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🟡\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eSolid Brass Construction\u003c\/strong\u003e — Machined from brass for durability, corrosion resistance, and long service life in water and gas plumbing applications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eThree Shape Options\u003c\/strong\u003e — Straight Union for in-line joins, 90° Elbow for direction changes, and T Piece for branching — covering the most common pipe routing needs in a single product line.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔄\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eMultiple Sub-Type Configurations (A25–A33)\u003c\/strong\u003e — Each shape is available in several sub-types to accommodate different end connections and dimensional requirements across varied plumbing layouts.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🌊\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eSuitable for Water \u0026amp; Gas Lines\u003c\/strong\u003e — Brass compression fittings are widely used in potable water, heating, and light gas distribution systems, making these versatile across residential and light commercial projects.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🏠\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eBSP Standard Threading\u003c\/strong\u003e — Conforms to British Standard Pipe (BSP) thread specifications, ensuring compatibility with BSP-threaded valves, fixtures, and pipe systems used globally.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ④ TECHNICAL SPECIFICATIONS --\u003e\n\u003ch2\u003e📐 Technical Specifications — BSP Brass Compression Pipe Fittings\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Standard\u003c\/th\u003e\n\u003ctd\u003eBSP (British Standard Pipe)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal Size\u003c\/th\u003e\n\u003ctd\u003e1\/2\" (20mm nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection Type\u003c\/th\u003e\n\u003ctd\u003eCompression (no solder required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Shapes\u003c\/th\u003e\n\u003ctd\u003eStraight (Union), Elbow (90°), T Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSub-Type Codes\u003c\/th\u003e\n\u003ctd\u003eA25, A26 (Straight); A27, A28 (Elbow); A29, A30, A31, A32, A33 (T Piece)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 piece (1pcs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eNatural brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePressure Rating\u003c\/th\u003e\n\u003ctd\u003eSee variant options — contact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTemperature Range\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Pipe OD\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-note\"\u003e\n\u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e \u003cstrong\u003eNote:\u003c\/strong\u003e Sub-type codes (A25–A33) indicate specific dimensional or connection variants. If you are unsure which sub-type matches your application, please contact us before ordering.\u003c\/div\u003e\n\u003c!-- ⑤ FAQ --\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right fitting type for my pipe run?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eChoose \u003cstrong\u003eStraight (Union)\u003c\/strong\u003e for joining two pipes in a straight line, \u003cstrong\u003eElbow\u003c\/strong\u003e for changing direction by 90°, and \u003cstrong\u003eT Piece\u003c\/strong\u003e for splitting or branching a line into two directions. Sketch your pipe layout first to identify which shape — and how many — you need before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat pipe size do these fittings fit?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese fittings are sized for \u003cstrong\u003eBSP 1\/2\"\u003c\/strong\u003e (nominally 20mm) pipe. In practice, always verify your pipe's outer diameter against the fitting's compression nut bore. BSP nominal sizes refer to bore diameter, not outer diameter, so measuring your actual pipe OD is the most reliable approach.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these fittings suitable for outdoor or underground use?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eBrass generally offers good corrosion resistance for above-ground outdoor plumbing in most climates. For underground installations or highly corrosive environments (e.g., acidic soil, salt air), additional protection or alternative materials may be advisable. Contact us to confirm suitability for your specific conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat thread standard do these fittings use, and is it compatible with NPT?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese fittings use \u003cstrong\u003eBSP (British Standard Pipe)\u003c\/strong\u003e threads, which are widely used in plumbing systems across the UK, Australia, Asia, and many other regions. BSP threads are \u003cstrong\u003enot\u003c\/strong\u003e directly compatible with NPT (US National Pipe Thread) threads — the thread angle and pitch differ. An adapter is required if connecting to NPT-threaded components.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need solder or special tools to install these fittings?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eNo soldering is required. Compression fittings typically use a compression nut and olive (ferrule) to create a leak-resistant mechanical seal. In most cases, only an adjustable wrench or two open-end wrenches are needed. Avoid over-tightening, which can deform the olive and cause leaks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat pressure rating can I expect from these fittings?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eBrass compression fittings in this size range are typically rated for residential and light commercial water and gas pressures. Exact pressure ratings vary by sub-type (A25–A33). Please \u003cstrong\u003econtact us\u003c\/strong\u003e to confirm the rated working pressure for your specific variant before use in high-pressure applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between the A25, A26, A27 (and other) type codes?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThe type codes (A25–A33) denote specific sub-configurations within each shape category — such as different end connection styles, port arrangements, or dimensional variants. Select your model (Straight, Elbow, or T Piece) first, then choose the type code that matches your application. If you're unsure, contact us with your pipe OD and connection requirements and we'll help you identify the right sub-type.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c!-- ⑥ CTA BAR --\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your model and type above, then add to cart — ships from our US warehouse.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"Straight \/ A25 \/ 1pcs","offer_id":52331528814866,"sku":"BEAR024660x1","price":5.07,"currency_code":"USD","in_stock":true},{"title":"Straight \/ A26 \/ 1pcs","offer_id":52331528847634,"sku":"BEAR024661x1","price":4.92,"currency_code":"USD","in_stock":true},{"title":"Elbow \/ A27 \/ 1pcs","offer_id":52331528880402,"sku":"BEAR024662x1","price":5.94,"currency_code":"USD","in_stock":true},{"title":"Elbow \/ A28 \/ 1pcs","offer_id":52331528913170,"sku":"BEAR024663x1","price":7.07,"currency_code":"USD","in_stock":true},{"title":"T Piece \/ A29 \/ 1pcs","offer_id":52331528945938,"sku":"BEAR024664x1","price":6.46,"currency_code":"USD","in_stock":true},{"title":"T Piece \/ A30 \/ 1pcs","offer_id":52331528978706,"sku":"BEAR024665x1","price":6.61,"currency_code":"USD","in_stock":true},{"title":"T Piece \/ A31 \/ 1pcs","offer_id":52331529011474,"sku":"BEAR024666x1","price":7.55,"currency_code":"USD","in_stock":true},{"title":"T Piece \/ A32 \/ 1pcs","offer_id":52331529044242,"sku":"BEAR024667x1","price":7.55,"currency_code":"USD","in_stock":true},{"title":"T Piece \/ A33 \/ 1pcs","offer_id":52331529077010,"sku":"BEAR024668x1","price":9.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture_2_of_11_19c4601a-305c-4fdd-b23e-1adfbf12d624.jpg?v=1781062627","url":"https:\/\/homediyer.com\/products\/bsp-half-inch-brass-compression-pipe-fittings-union-elbow-tee","provider":"HomeDIYer","version":"1.0","type":"link"}