{"product_id":"aquarium-airline-tubing-connectors-10-pack-4mm-air-line-adapters","title":"10-Pack Aquarium Airline Tubing Connectors | 4mm Air Adapters","description":"\n\u003ch2\u003e10-Pack Transparent Aquarium Airline Tubing Connectors\u003c\/h2\u003e\n\u003cp\u003eKeep your fish tank aeration system running smoothly with these clear, durable plastic airline tubing connectors. Designed to fit standard 4mm inner diameter air line hoses, these elbow connector joints create secure, leak-free joins between air tubes in your aquarium setup — no tools required. Whether you're building a new tank or maintaining an existing one, these versatile adapters make routing airline tubing around corners and through tight spaces effortless.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e Designed for standard 4mm inner diameter (4mm ID) aquarium air line tubing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransparent Design:\u003c\/strong\u003e Crystal-clear plastic lets you visually confirm airflow and quickly spot any blockages\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Plastic Construction:\u003c\/strong\u003e Lightweight yet sturdy material resists moisture and won't corrode in wet aquarium environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElbow\/Valve Joint Style:\u003c\/strong\u003e Perfect for redirecting air lines around tank edges, equipment, and decorations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenerous Pack of 10:\u003c\/strong\u003e Plenty of connectors for multiple tanks or replacement needs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Hazardous Chemicals:\u003c\/strong\u003e Made with no high-concern chemicals for a safe aquarium environment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Plastic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Transparent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutlet Outer Diameter:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutlet Inner Diameter:\u003c\/strong\u003e 4mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFits Air Line Tubing ID:\u003c\/strong\u003e 4mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 10 connectors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e10 × Transparent Plastic Airline Tubing Connectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please refer to the specifications above for exact sizing — product images may not reflect true size. Minor measurement tolerances may apply. Screen color settings may affect the appearance of the product color in photos.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eExplore More Aquarium Essentials\u003c\/h3\u003e\n\u003cp\u003eLooking to complete your aquarium setup? Check out more of our aquarium and pet supplies in our store.\u003c\/p\u003e\n\n\u003ch3\u003eHelpful Resources\u003c\/h3\u003e\n\u003cp\u003eFor tips on setting up a healthy aquarium environment for your fish, visit the \u003ca href=\"https:\/\/www.fws.gov\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. Fish \u0026amp; Wildlife Service\u003c\/a\u003e for guidance on responsible fishkeeping practices.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What size air line tubing do these aquarium connectors fit?\u003c\/h4\u003e\n\u003cp\u003eA: These airline tubing connectors are designed to fit standard 4mm inner diameter (ID) aquarium air line hose. The outlet outer diameter is 5mm and the outlet inner diameter is 4mm, making them compatible with most standard aquarium air tubing available on the market.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these connectors safe to use in a fish tank with live fish?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. These transparent plastic connectors are made with no high-concern chemicals, making them safe for use in aquarium environments with live fish. They are moisture-resistant and will not corrode when exposed to water.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many connectors are included in one pack?\u003c\/h4\u003e\n\u003cp\u003eA: Each pack includes 10 transparent plastic aquarium airline tubing connectors, giving you plenty of spares for multiple tanks or future maintenance needs.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can these be used for both freshwater and saltwater aquariums?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the durable plastic construction is suitable for use in both freshwater and saltwater aquarium setups. The moisture-resistant material holds up well in wet environments typical of both tank types.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What size air line tubing do these aquarium connectors fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These airline tubing connectors are designed to fit standard 4mm inner diameter (ID) aquarium air line hose. The outlet outer diameter is 5mm and the outlet inner diameter is 4mm, making them compatible with most standard aquarium air tubing available on the market.\"}}, {\"@type\": \"Question\", \"name\": \"Are these connectors safe to use in a fish tank with live fish?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. These transparent plastic connectors are made with no high-concern chemicals, making them safe for use in aquarium environments with live fish. They are moisture-resistant and will not corrode when exposed to water.\"}}, {\"@type\": \"Question\", \"name\": \"How many connectors are included in one pack?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each pack includes 10 transparent plastic aquarium airline tubing connectors, giving you plenty of spares for multiple tanks or future maintenance needs.\"}}, {\"@type\": \"Question\", \"name\": \"Can these be used for both freshwater and saltwater aquariums?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, the durable plastic construction is suitable for use in both freshwater and saltwater aquarium setups. The moisture-resistant material holds up well in wet environments typical of both tank types.\"}}]}\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:\/\/vd0uzy-jp.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Aquarium \u0026 Fish\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/collections\/aquarium-fish\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"10-Pack Aquarium Airline Tubing Connectors | 4mm Air Adapters\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/products\/aquarium-airline-tubing-connectors-10-pack-4mm-air-line-adapters\"}]}\u003c\/script\u003e","brand":"Peaceful Pleasures Health and Wellness","offers":[{"title":"L type","offer_id":53667981033785,"sku":"1005010666289425-L type","price":4.75,"currency_code":"USD","in_stock":true},{"title":"Y type","offer_id":53667981066553,"sku":"1005010666289425-Y type","price":4.75,"currency_code":"USD","in_stock":true},{"title":"I type","offer_id":53667981099321,"sku":"1005010666289425-I type","price":4.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/3689\/5801\/files\/S579310224dfb419f9dc9dc2042e96b47Q_d66b4d71-5bab-4a41-bc45-78a913b58142.webp?v=1783034044","url":"https:\/\/peacefulpleasureswellness.com\/products\/aquarium-airline-tubing-connectors-10-pack-4mm-air-line-adapters","provider":"Peaceful Pleasures Health and Wellness","version":"1.0","type":"link"}