{"product_id":"premium-pvc-aquarium-union-bulkhead-fitting-quick-disconnect-straight-elbow-drain-connector","title":"Premium PVC Aquarium Union Bulkhead Fitting - Quick Disconnect Straight \u0026 Elbow Drain Connector","description":"\u003ch2\u003ePremium PVC Aquarium Union Bulkhead Fitting\u003c\/h2\u003e\u003cp\u003eUpgrade your aquarium plumbing with our Premium PVC Union Bulkhead Fittings. Available in both straight and 90-degree elbow designs, these connectors feature a clever single-head true union nut. This allows you to easily disconnect and remove your plumbing lines for routine maintenance, pump replacement, or tank transportation without having to cut any glued pipes. Find professional, hassle-free aquatic plumbing gear at \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eWhy Choose Our Union Bulkheads?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Disconnect Union:\u003c\/strong\u003e The integrated union collar lets you unscrew the connection point in seconds. Perfect for hard-plumbed aquariums, sumps, and water tanks that require occasional disassembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Leak-Proof Seal:\u003c\/strong\u003e Manufactured from high-quality PVC and equipped with a durable, eco-friendly silicone gasket to ensure a watertight seal against your glass or acrylic tank walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStraight \u0026amp; Elbow Options:\u003c\/strong\u003e Choose the straight connector for direct vertical drops, or the space-saving 90-degree elbow to route plumbing neatly against the back of your aquarium.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e\u003cb\u003e⚠️ Drilling \u0026amp; Installation Guide:\u003c\/b\u003e\u003c\/strong\u003e The size listed is the \u003cstrong\u003eSlip Socket Inner Diameter (ID)\u003c\/strong\u003e. Match this to your pipe's OD. Drill hole requirements: 20mm ID (Hole 20-23mm), 25mm ID (Hole 25-28mm), 32mm ID (Hole 32-35mm), 40mm ID (Hole 40-43mm), and 50mm ID (Hole 50-55mm). Use PVC solvent cement for a secure pipe connection.\u003c\/p\u003e\u003ch3\u003e🔗 Frequently Bought Together \u0026amp; Related Gear\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed standard fittings without the union?\u003c\/strong\u003e Check out our standard \u003ca href=\"#\" target=\"_blank\" title=\"Shop Standard Bulkheads\"\u003eExtended Thread Aquarium Bulkheads\u003c\/a\u003e for permanent installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl your water flow:\u003c\/strong\u003e Add a \u003ca href=\"#\" target=\"_blank\" title=\"Shop PVC Union Ball Valves\"\u003ePVC True Union Ball Valve\u003c\/a\u003e to your return lines for precise flow adjustment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed to connect hoses?\u003c\/strong\u003e Shop our \u003ca href=\"#\" target=\"_blank\" title=\"Shop PVC Hose Barbs\"\u003ePVC Hose Barb Adapters\u003c\/a\u003e to switch from hard pipes to soft silicone tubing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Union Bulkhead Fitting \/ Quick Disconnect Drain Connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyles:\u003c\/strong\u003e Straight Connector, 90-Degree Elbow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Quality PVC \u0026amp; Silicone Gasket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes Available:\u003c\/strong\u003e 20mm, 25mm, 32mm, 40mm, 50mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Gray \/ Straight \/ Inner Dia.20mm","offer_id":56349957685414,"sku":"Fish_Tank_212","price":4.9,"currency_code":"USD","in_stock":true},{"title":"Gray \/ Straight \/ Inner Dia.25mm","offer_id":56349957718182,"sku":"Fish_Tank_213","price":5.75,"currency_code":"USD","in_stock":true},{"title":"Gray \/ Straight \/ Inner 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