{"product_id":"brass-hose-barb-fitting-4mm-19mm-bsp-female-thread-copper-adapter","title":"Brass Hose Barb Fitting 4–19mm x 1\/2\" BSP Female Thread Adapter","description":"\n\u003ch2\u003eBrass Hose Barb Fitting – 4mm to 19mm x 1\/2\" BSP Female Thread\u003c\/h2\u003e\n\u003cp\u003eConnect hoses to threaded ports quickly and securely with this precision-machined \u003cstrong\u003ebrass hose barb fitting\u003c\/strong\u003e. Featuring a 1\/2\" BSP (British Standard Pipe) female thread on one end and a barb tail ranging from 4mm to 19mm on the other, this versatile copper connector is engineered for reliable, leak-resistant performance in water, air, and fluid transfer applications. Whether you're plumbing a garden irrigation system, workshop equipment, or household pipework, this fitting delivers durable, corrosion-resistant performance you can count on.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Brass\/Copper Construction:\u003c\/strong\u003e Resists corrosion, oxidation, and wear for long-lasting service in wet and pressurised environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1\/2\" BSP Female Thread:\u003c\/strong\u003e Compatible with standard BSP-threaded pipes, valves, and fittings — widely used in plumbing and irrigation worldwide.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4mm–19mm Barb Range:\u003c\/strong\u003e Available in multiple barb sizes to suit a wide variety of hose inner diameters — choose the size that matches your hose.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure Barbed Connection:\u003c\/strong\u003e The serrated barb tail grips the hose firmly to prevent slipping and minimise leaks without the need for clamps (clamp use recommended for higher-flow applications).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Up to 850 kPa:\u003c\/strong\u003e Handles moderate operating pressures suitable for household water systems, garden hoses, drip irrigation, and pneumatic lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets European conformity standards for safety and quality.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNipple-Type Design:\u003c\/strong\u003e Compact and easy to install in tight spaces; no special tools required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBrass (Copper Alloy)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/2\" BSP Female\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBarb Tail Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4mm – 19mm (select your size)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Operating Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 850 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNipple \/ Barb Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGarden drip irrigation and hose systems\u003c\/li\u003e\n  \u003cli\u003eWorkshop air lines and pneumatic tools\u003c\/li\u003e\n  \u003cli\u003eHousehold and commercial plumbing connections\u003c\/li\u003e\n  \u003cli\u003eWater pumps and filtration systems\u003c\/li\u003e\n  \u003cli\u003eAquariums, pond equipment, and hydroponic setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-inch-impact-rocker-sprinkler-adjustable-rotating-irrigation\"\u003e1-Inch Impact Rocker Sprinkler – Adjustable Rotating Irrigation\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/solar-bird-bath-fountain-pump-6-nozzles-4-crash-bars\"\u003e1.4W Solar Bird Bath Fountain Pump – 6 Nozzles \u0026amp; 4 Bars\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on selecting the right pipe fittings and understanding BSP thread standards, visit the NIST resource on pipe and fitting standards.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Garden_hose\" target=\"_blank\" rel=\"noopener\"\u003eGarden hose\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is a BSP thread and will this fitting work with my existing pipes?\u003c\/h4\u003e\n\u003cp\u003eA: BSP stands for British Standard Pipe, a widely adopted thread standard used in plumbing and irrigation systems across Australia, the UK, Asia, and many other regions. The 1\/2\" BSP female thread on this fitting is compatible with standard 1\/2\" BSP male-threaded valves, pipes, and connectors. If you're unsure, check your existing fittings with a thread gauge or compare the thread pitch to BSP specifications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I choose the right barb size for my hose?\u003c\/h4\u003e\n\u003cp\u003eA: Match the barb size to the \u003cstrong\u003einner diameter (ID)\u003c\/strong\u003e of your hose. For example, if your hose has a 12mm internal diameter, select the 12mm barb fitting. A correctly sized barb creates a snug, secure fit — too small and the hose may leak; too large and it may be difficult to connect or could damage the hose.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need hose clamps with this barb fitting?\u003c\/h4\u003e\n\u003cp\u003eA: For low-pressure applications such as garden drip irrigation, the barb design alone typically provides a reliable hold. For higher-flow or higher-pressure applications (closer to the 850 kPa maximum), using a hose clamp over the barb connection is recommended to ensure a leak-free seal and extra security.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this fitting suitable for drinking water use?\u003c\/h4\u003e\n\u003cp\u003eA: The fitting is made from brass (copper alloy) with no high-concern chemicals listed. However, if you intend to use it in a potable (drinking) water system, please verify local regulations and standards for brass fittings in your region, as requirements may vary.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is a BSP thread and will this fitting work with my existing pipes?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"BSP stands for British Standard Pipe, a widely adopted thread standard used in plumbing and irrigation systems across Australia, the UK, Asia, and many other regions. The 1\/2\\\" BSP female thread on this fitting is compatible with standard 1\/2\\\" BSP male-threaded valves, pipes, and connectors. If you're unsure, check your existing fittings with a thread gauge or compare the thread pitch to BSP specifications.\"}}, {\"@type\": \"Question\", \"name\": \"How do I choose the right barb size for my hose?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Match the barb size to the inner diameter (ID) of your hose. For example, if your hose has a 12mm internal diameter, select the 12mm barb fitting. A correctly sized barb creates a snug, secure fit — too small and the hose may leak; too large and it may be difficult to connect or could damage the hose.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need hose clamps with this barb fitting?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"For low-pressure applications such as garden drip irrigation, the barb design alone typically provides a reliable hold. 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