{"product_id":"hvff-pneumatic-hand-valve-t-joint-2-way-push-in-hose-fitting","title":"HVFF Pneumatic Hand Valve T-Joint 2-Way Push-In Hose Fitting","description":"\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I choose the right HVFF size for my air line?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Match the fitting size to your hose outer diameter. HVFF-4 fits 4mm (≈5\/32\\u201d) OD hose, HVFF-6 fits 6mm (≈1\/4\\u201d), HVFF-8 fits 8mm (≈5\/16\\u201d), HVFF-10 fits 10mm (≈3\/8\\u201d), and HVFF-12 fits 12mm (≈1\/2\\u201d) OD hose. When in doubt, measure your hose outer diameter before ordering.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the maximum working pressure for these fittings?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These pneumatic push-in fittings are generally rated for working pressures up to approximately 150 PSI (≈10 bar) in typical compressed air applications. Always verify the pressure rating against your system specifications before installation.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can these fittings be used outdoors or in humid environments?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These fittings are typically made from engineering-grade plastic (such as PA or POM) with corrosion-resistant properties suitable for indoor pneumatic systems. For outdoor or high-humidity environments, ensure the fitting material is compatible with your conditions. Contact us to confirm suitability for your specific application.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these fittings compatible with standard pneumatic tubing?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. HVFF T-joint fittings use a push-in (push-to-connect) mechanism compatible with standard polyurethane (PU), nylon (PA), and polyethylene (PE) pneumatic tubing of the corresponding outer diameter. They are generally compatible with metric OD tubing used in most pneumatic systems.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How does the hand valve function on this fitting?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The integrated hand valve allows manual on\/off control of airflow at the fitting point without needing a separate valve. This makes it convenient for isolating individual air lines in a T-junction setup during maintenance or adjustment.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I install and remove the tubing from a push-in fitting?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"To install: simply push the cut-square end of the tubing firmly into the fitting port until it seats. To remove: press the release collar (collet ring) inward while pulling the tubing out. No tools are required for standard push-in connections.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use these fittings for liquids or vacuum applications?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These fittings are designed primarily for compressed air (pneumatic) systems. They may be suitable for light vacuum or low-pressure fluid applications in some cases, but this depends on the specific fluid and pressure. Contact us to confirm compatibility before use in non-air applications.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003eHVFF Pneumatic Hand Valve T-Joint Fittings — Manual Air Flow Control at Every Junction\u003c\/h2\u003e\n    \u003cp\u003eWhen you need to split, redirect, or manually shut off airflow at a specific point in your pneumatic system, a poorly chosen fitting can mean leaks, pressure drops, or a frustrating teardown mid-project. Whether you're a workshop technician, automation hobbyist, or small-scale manufacturer, the right T-joint fitting with an integrated hand valve gives you precise, tool-free control right where you need it.\u003c\/p\u003e\n    \u003cp\u003eEach HVFF pneumatic hand valve T-joint fitting is a single-piece 2-way push-in connector designed for standard metric OD pneumatic tubing. Available in five sizes — HVFF-4 (4mm \/ ≈5\/32\"), HVFF-6 (6mm \/ ≈1\/4\"), HVFF-8 (8mm \/ ≈5\/16\"), HVFF-10 (10mm \/ ≈3\/8\"), and HVFF-12 (12mm \/ ≈1\/2\") — these fittings are constructed from engineering-grade plastic with a corrosion-resistant finish suited for compressed air environments. Sold individually (1 pc per order).\u003c\/p\u003e\n    \u003cp\u003eIdeal for DIY pneumatic workbenches, automated assembly lines, air tool distribution manifolds, and workshop air supply networks. Common long-tail use cases include \u003cem\u003epneumatic T-joint hand valve for air compressor hose\u003c\/em\u003e, \u003cem\u003epush-in fitting for PU tubing splitter\u003c\/em\u003e, and \u003cem\u003emanual shutoff valve fitting for pneumatic circuit\u003c\/em\u003e.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003e🔵\u003c\/span\u003e\n    \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for standard metric OD pneumatic tubing (PU, PA, PE). Match fitting size number to your hose outer diameter in mm (e.g., HVFF-8 = 8mm OD hose). Not recommended for hydraulic or high-temperature steam applications.\n  \u003c\/div\u003e\n\n  \u003ch2\u003e✅ Key Features of These HVFF Pneumatic Hand Valve T-Joint 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\u003eIntegrated Manual Hand Valve\u003c\/strong\u003e — Built-in on\/off flow control lets you isolate individual air lines in a T-junction without installing a separate shutoff valve, saving space and assembly time.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚡\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003ePush-In Quick Connect Design\u003c\/strong\u003e — Tool-free push-to-connect installation and collet-release removal make reconfiguring your pneumatic circuit fast — no wrenches, no thread tape, no fuss.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e5 Sizes for Versatile Hose Matching\u003c\/strong\u003e — Available in 4mm, 6mm, 8mm, 10mm, and 12mm OD to fit the most common pneumatic tubing sizes used in workshops and light industrial push-in fitting applications.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eEngineering-Grade Plastic Construction\u003c\/strong\u003e — Made from durable polymer (typically PA or POM) that resists corrosion and wear in standard compressed air environments, keeping your air line connections leak-free over repeated use.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔀\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eT-Shape 2-Way Flow Splitting\u003c\/strong\u003e — The T-joint body splits one inlet into two outlet paths, making it straightforward to branch your air supply to multiple tools or actuators from a single line.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🏭\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eCompact Form Factor\u003c\/strong\u003e — The low-profile body fits into tight panel cutouts and compact pneumatic enclosures where bulkier metal fittings won't, making it a practical choice for space-constrained pneumatic hose connector setups.\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003e📐 Technical Specifications — HVFF Pneumatic T-Joint Hand Valve Fittings\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003ePneumatic Push-In T-Joint Hand Valve Fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eSeries\u003c\/th\u003e\n\u003ctd\u003eHVFF (Hand Valve Flow Fitting)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable Sizes\u003c\/th\u003e\n\u003ctd\u003eHVFF-4 \/ HVFF-6 \/ HVFF-8 \/ HVFF-10 \/ HVFF-12\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eTubing OD Compatibility\u003c\/th\u003e\n\u003ctd\u003e4mm (≈5\/32\"), 6mm (≈1\/4\"), 8mm (≈5\/16\"), 10mm (≈3\/8\"), 12mm (≈1\/2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eConnection Type\u003c\/th\u003e\n\u003ctd\u003ePush-In (Push-to-Connect)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eFitting Shape\u003c\/th\u003e\n\u003ctd\u003eT-Joint (2-Way)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eValve Type\u003c\/th\u003e\n\u003ctd\u003eManual Hand Valve (Integrated)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eEngineering-grade plastic (typically PA or POM) — See variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eWorking Pressure\u003c\/th\u003e\n\u003ctd\u003eTypically up to 150 PSI (≈10 bar) — Contact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eWorking Medium\u003c\/th\u003e\n\u003ctd\u003eCompressed air (pneumatic); other media — Contact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eTubing Compatibility\u003c\/th\u003e\n\u003ctd\u003ePU, PA (Nylon), PE pneumatic tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 pc\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\n  \u003cdiv class=\"hdiy-note\"\u003e\n    \u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e\n    \u003cstrong\u003eNote:\u003c\/strong\u003e Working pressure and material specifications may vary by size. If your application requires confirmed pressure ratings or specific material certifications, please contact us before ordering.\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-faq\"\u003e\n    \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I choose the right HVFF size for my air line?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eMatch the fitting size number to your hose \u003cstrong\u003eouter diameter (OD)\u003c\/strong\u003e in millimeters:\u003c\/p\u003e\n        \u003cul class=\"hdiy-list\"\u003e\n          \u003cli\u003eHVFF-4 → 4mm OD (≈5\/32\")\u003c\/li\u003e\n          \u003cli\u003eHVFF-6 → 6mm OD (≈1\/4\")\u003c\/li\u003e\n          \u003cli\u003eHVFF-8 → 8mm OD (≈5\/16\")\u003c\/li\u003e\n          \u003cli\u003eHVFF-10 → 10mm OD (≈3\/8\")\u003c\/li\u003e\n          \u003cli\u003eHVFF-12 → 12mm OD (≈1\/2\")\u003c\/li\u003e\n        \u003c\/ul\u003e\n        \u003cp\u003eWhen in doubt, measure your tubing OD with calipers before ordering. Using the wrong size will generally result in a loose connection or the tubing not seating properly.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat is the maximum working pressure these fittings can handle?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThese pneumatic push-in fittings are generally rated for working pressures up to approximately \u003cstrong\u003e150 PSI (≈10 bar)\u003c\/strong\u003e in typical compressed air applications. Actual ratings may vary by size and batch. Always verify the pressure rating against your system specifications. Contact us to confirm if your application requires a specific certified pressure rating.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan these fittings be used outdoors or in humid environments?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThese fittings are typically constructed from engineering-grade plastic (PA or POM) with inherent corrosion resistance, making them suitable for standard indoor pneumatic systems. For outdoor, high-humidity, or chemically aggressive environments, we recommend confirming material compatibility with your specific conditions. Contact us before ordering for outdoor or specialty use cases.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eAre these fittings compatible with standard pneumatic tubing brands and types?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes. HVFF T-joint fittings use a push-in mechanism compatible with standard \u003cstrong\u003epolyurethane (PU), nylon (PA), and polyethylene (PE)\u003c\/strong\u003e pneumatic tubing of the corresponding outer diameter. They are generally compatible with metric OD tubing used in most pneumatic systems worldwide. Ensure tubing ends are cut cleanly and squarely for a reliable seal.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow does the integrated hand valve work?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThe built-in hand valve provides \u003cstrong\u003emanual on\/off airflow control\u003c\/strong\u003e directly at the fitting. This allows you to isolate one branch of your T-junction — for example, shutting off air to one tool while keeping another running — without needing a separate inline valve. Simply turn or press the valve actuator to open or close the flow path.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I install and remove tubing from a push-in fitting?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003e\u003cstrong\u003eTo install:\u003c\/strong\u003e Cut the tubing end cleanly and squarely, then push it firmly into the fitting port until it seats with a slight click or resistance. \u003cstrong\u003eTo remove:\u003c\/strong\u003e Depressurize the line first, then press the collet (release ring) inward toward the fitting body while simultaneously pulling the tubing out. No tools are required.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I use these fittings for liquids, vacuum, or gases other than air?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThese fittings are designed primarily for \u003cstrong\u003ecompressed air (pneumatic) systems\u003c\/strong\u003e. They may be suitable for light vacuum or low-pressure inert gas applications in some cases, depending on the specific medium and pressure. Use with liquids, aggressive chemicals, or steam is generally not recommended without confirmation. Contact us with your application details before ordering.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-cta\"\u003e\n    🛒 Select your \u003cstrong\u003especification and quantity\u003c\/strong\u003e above, then add to cart — ships from our US warehouse.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"HVFF-4 \/ 1pcs","offer_id":52335789375762,"sku":"GYLXKKMX4314x1","price":2.45,"currency_code":"USD","in_stock":true},{"title":"HVFF-6 \/ 1pcs","offer_id":52335789408530,"sku":"GYLXKKMX4315x1","price":2.72,"currency_code":"USD","in_stock":true},{"title":"HVFF-8 \/ 1pcs","offer_id":52335789441298,"sku":"GYLXKKMX4316x1","price":2.94,"currency_code":"USD","in_stock":true},{"title":"HVFF-10 \/ 1pcs","offer_id":52335789474066,"sku":"GYLXKKMX4317x1","price":3.16,"currency_code":"USD","in_stock":true},{"title":"HVFF-12 \/ 1pcs","offer_id":52335789506834,"sku":"GYLXKKMX4318x1","price":3.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture1of14_83cb7e4c-008c-4d60-87af-05b99afa2e17.jpg?v=1781159137","url":"https:\/\/homediyer.com\/de\/products\/hvff-pneumatic-hand-valve-t-joint-2-way-push-in-hose-fitting","provider":"HomeDIYer","version":"1.0","type":"link"}