{"product_id":"plumbing-crosses-professional-4-way-irrigation-diverters-manifold-connectors","title":"4mm Micro Cross – Precision 4-Way Connector for Spaghetti Tube (Bag of 50)","description":"\u003csection\u003e\n  \u003ch3\u003e4mm Micro Cross – Precision 4-Way Connector for Spaghetti Tube (Bag of 50)\u003c\/h3\u003e\n  \u003cp\u003eComplex irrigation layouts require efficient branching to ensure every plant receives a balanced supply of nutrient solution. The 4mm Micro Cross is the professional solution for splitting a single micro-supply line into three separate directions simultaneously. This 4-way architecture is essential for building precision distribution manifolds, allowing you to feed multiple pots or propagation sites from a single junction. Whether you are navigating narrow gaps between pavers or outfitting a high-density hydroponic tray, these crosses provide a secure, leak-proof connection that eliminates the need for multiple \"T\" junctions, maintaining more consistent head pressure throughout your micro-irrigation network.\u003c\/p\u003e\n  \n  \u003chr\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Creating micro-distribution manifolds, splitting a single feeder line into three plant drippers, and building symmetrical irrigation grids for multi-pot systems.\u003c\/p\u003e\n  \n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSymmetrical 4-Way Branching:\u003c\/strong\u003e Allows for perfectly balanced distribution from one supply line into three separate outlets, ensuring more even nutrient delivery than \"daisy-chaining\" multiple tees.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-Tensile Barbed Grip:\u003c\/strong\u003e Features sharp, precision-moulded barbs on all four ports that bite deeply into the micro-tubing, providing superior pull-out resistance and a watertight seal.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUniversal 4mm Compatibility:\u003c\/strong\u003e Specifically designed for use with all standard 4mm Micro Tube (Spaghetti Tube) and Toro’s 4mm Drip-Eze drip tubing.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUV-Stabilised Durability:\u003c\/strong\u003e Manufactured from premium, horticultural-grade polymers designed to withstand intense HID\/LED grow lighting and direct sunlight without becoming brittle or cracking.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOpaque Algae Prevention:\u003c\/strong\u003e The deep black pigmentation blocks 100% of light penetration, preventing algae from colonising the junction and protecting your micro-emitters from organic blockages.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBulk 50-Piece Value:\u003c\/strong\u003e An essential bulk pack for outfitting large-scale multi-pot systems or performing complex manifold builds in commercial facilities.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eSpecifications\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 4mm (Internal Diameter)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFitting Type:\u003c\/strong\u003e 4-Way Barbed Cross\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Impact, UV-Resistant Polymer\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 50 Pieces per Bag\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Hydroponics, Precision Drip, and Micro-Irrigation\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThermal Connection:\u003c\/strong\u003e If you find the micro-tubing difficult to push onto the barbs, dip the ends of the tubing in warm water for 5 seconds. This softens the plastic, allowing the cross to slide on easily and \"shrink-wrap\" for a tighter seal as it cools.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePressure Balance:\u003c\/strong\u003e When splitting one line into three, try to keep the micro-tubing lengths on all branched sides equal. This ensures that friction loss is consistent and all plant sites receive a balanced volume of nutrient.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClean Cuts:\u003c\/strong\u003e Always use a sharp blade or dedicated micro-tube cutter to ensure perfectly square cuts. A flat end allows the tubing to seat fully against the shoulders of the cross, ensuring maximum grip and zero leaks.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eIdeal For (Uses)\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMulti-Pot Feeding:\u003c\/strong\u003e Splitting a primary 4mm feeder line to provide irrigation points for three separate pots in a small-scale setup.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh-Density Propagation:\u003c\/strong\u003e Routing multiple lines through tight spaces where space for larger distribution pipes is restricted.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSystem Upgrades:\u003c\/strong\u003e Replacing an existing elbow or tee to tap into a micro-line and add multiple new feed paths with a single, compact fitting.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"Holland Forge","offers":[{"title":"Default Title","offer_id":48416042582116,"sku":"5720","price":41.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6487\/0244\/files\/ChatGPTImageMay14_2026_11_25_17PM.png?v=1778772346","url":"https:\/\/www.greenhousepolytunnels.com.au\/products\/plumbing-crosses-professional-4-way-irrigation-diverters-manifold-connectors","provider":"Greenhouse \u0026 Polytunnels","version":"1.0","type":"link"}