{"product_id":"bidirectional-brass-gate-valve-dn15-dn50-internal-thread-water-shutoff","title":"Brass Gate Valve DN15–DN50 | 1\/2\" to 2\" Internal Thread","description":"\n\u003ch2\u003eBidirectional Brass Gate Valve — DN15 to DN50 | Internal Thread Water Shutoff\u003c\/h2\u003e\n\u003cp\u003eTake precise control of your water flow with this heavy-duty \u003cstrong\u003eBidirectional Brass Gate Valve\u003c\/strong\u003e. Available in a full range of sizes from 1\/2\" (DN15) to 2\" (DN50), this manual shutoff valve is built from high-quality copper brass for exceptional durability, corrosion resistance, and long-lasting performance in both residential and commercial plumbing systems.\u003c\/p\u003e\n\u003cp\u003eFeaturing a female internal threaded connection, this gate valve installs easily into standard pipe fittings and operates bidirectionally — meaning it handles water flow in either direction without sacrificing seal integrity. The sturdy manual handwheel provides smooth, reliable open\/close operation every time.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade brass (copper alloy) — resistant to corrosion and scale build-up\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Range:\u003c\/strong\u003e 1\/2\" (DN15), 3\/4\" (DN20), 1\" (DN25), 1-1\/4\" (DN32), 1-1\/2\" (DN40), 2\" (DN50)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Female internal thread (BSP \/ NPT compatible)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlow Direction:\u003c\/strong\u003e Bidirectional — no need to worry about installation orientation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e Up to 850 kPa (approx. 123 PSI)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Manual handwheel — simple quarter-to-full turn control\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Water supply lines, irrigation systems, boilers, heating circuits, and industrial pipelines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose a Brass Gate Valve?\u003c\/h3\u003e\n\u003cp\u003eBrass gate valves are the industry standard for water shutoff applications due to their excellent sealing capability, minimal flow restriction when fully open, and outstanding longevity. Unlike ball valves used for quick shutoffs, gate valves allow for fine-tuned flow regulation and are ideal for systems where the valve remains in a predominantly open or fully closed position.\u003c\/p\u003e\n\u003cp\u003eWhether you're installing new plumbing, upgrading an irrigation system, or replacing a worn valve in a commercial setting, this bidirectional brass gate valve delivers professional-grade reliability.\u003c\/p\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\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFemale Internal Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDN15 (1\/2\"), DN20 (3\/4\"), DN25 (1\"), DN32 (1-1\/4\"), DN40 (1-1\/2\"), DN50 (2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;850 kPa (~123 PSI)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlow Direction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBidirectional\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eManual Handwheel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products\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\/1-4w-solar-bird-bath-fountain-pump-garden-pond-fish-tank-1\"\u003e1.4W Solar Bird Bath Fountain Pump – Pond, Garden \u0026amp; Fish Tank\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on safe plumbing materials and standards, refer to the U.S. Consumer Product Safety Commission (CPSC) and \u003ca href=\"https:\/\/www.epa.gov\/watersense\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eEPA WaterSense\u003c\/a\u003e for water efficiency and quality resources.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What pipe sizes does this brass gate valve fit?\u003c\/h4\u003e\n\u003cp\u003eA: This bidirectional brass gate valve is available in six sizes: 1\/2\" (DN15), 3\/4\" (DN20), 1\" (DN25), 1-1\/4\" (DN32), 1-1\/2\" (DN40), and 2\" (DN50). Please select the size that matches your existing pipe diameter when ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this gate valve suitable for both hot and cold water systems?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The high-grade brass construction makes this valve suitable for use in both hot and cold water supply lines, heating systems, and irrigation applications, provided the working pressure remains below 850 kPa (approximately 123 PSI).\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the valve need to be installed in a specific flow direction?\u003c\/h4\u003e\n\u003cp\u003eA: No — this is a fully \u003cstrong\u003ebidirectional gate valve\u003c\/strong\u003e, meaning it operates correctly regardless of which direction water flows through it. This makes installation straightforward and flexible.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What thread standard does this valve use?\u003c\/h4\u003e\n\u003cp\u003eA: This valve features a female internal thread connection, compatible with standard BSP (British Standard Pipe) and NPT (National Pipe Thread) fittings commonly used in residential and commercial plumbing.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What pipe sizes does this brass gate valve fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This bidirectional brass gate valve is available in six sizes: 1\/2\\\" (DN15), 3\/4\\\" (DN20), 1\\\" (DN25), 1-1\/4\\\" (DN32), 1-1\/2\\\" (DN40), and 2\\\" (DN50). Please select the size that matches your existing pipe diameter when ordering.\"}}, {\"@type\": \"Question\", \"name\": \"Is this gate valve suitable for both hot and cold water systems?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The high-grade brass construction makes this valve suitable for use in both hot and cold water supply lines, heating systems, and irrigation applications, provided the working pressure remains below 850 kPa (approximately 123 PSI).\"}}, {\"@type\": \"Question\", \"name\": \"Does the valve need to be installed in a specific flow direction?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this is a fully bidirectional gate valve, meaning it operates correctly regardless of which direction water flows through it. This makes installation straightforward and flexible.\"}}, {\"@type\": \"Question\", \"name\": \"What thread standard does this valve use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This valve features a female internal thread connection, compatible with standard BSP (British Standard Pipe) and NPT (National Pipe Thread) fittings commonly used in residential and commercial plumbing.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home \u0026 Living\", \"item\": \"https:\/\/oasis-select.com\/collections\/home-living\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Brass Gate Valve DN15–DN50 | 1\/2\\\" to 2\\\" Internal Thread\", \"item\": \"https:\/\/oasis-select.com\/products\/bidirectional-brass-gate-valve-dn15-dn50-internal-thread-water-shutoff\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"DN40 \/ Thick and Copper rod","offer_id":47746530738281,"sku":"14:29#DN40;5:4#Thick and Copper rod","price":95.4,"currency_code":"USD","in_stock":true},{"title":"DN50 \/ Thick and Copper rod","offer_id":47746530771049,"sku":"14:193#DN50;5:4#Thick and Copper rod","price":95.4,"currency_code":"USD","in_stock":true},{"title":"DN20 \/ Thick and Copper rod","offer_id":47746530803817,"sku":"14:200844061#DN20;5:4#Thick and Copper rod","price":95.4,"currency_code":"USD","in_stock":true},{"title":"DN15 \/ Thick and Copper rod","offer_id":47746530836585,"sku":"14:200006399#DN15;5:4#Thick and Copper rod","price":95.4,"currency_code":"USD","in_stock":true},{"title":"DN32 \/ Thick and Copper rod","offer_id":47746530869353,"sku":"14:201441572#DN32;5:4#Thick and Copper rod","price":95.4,"currency_code":"USD","in_stock":true},{"title":"DN25 \/ Thick and Copper rod","offer_id":47746530902121,"sku":"14:201441374#DN25;5:4#Thick and Copper rod","price":95.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/Sfea0519802eb455fb82ad5d7590b84f3v.webp?v=1783056916","url":"https:\/\/oasis-select.com\/products\/bidirectional-brass-gate-valve-dn15-dn50-internal-thread-water-shutoff","provider":"Oasis Select","version":"1.0","type":"link"}