{"product_id":"abs-bulkhead-1-2","title":"1\/2” Bulkhead ABS Slip x Thread","description":"\u003cp\u003eBulkheads create a secure, watertight connection through the wall of an aquarium or sump, allowing plumbing to safely move water in or out of the system. These low-profile, reef-safe bulkheads are made from durable black ABS plastic and feature a slightly thicker construction than many standard aquarium bulkheads for added strength and reliability.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eHow Do I Pick the Right Bulkhead for My Project?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThreaded vs. Slip Connections\u003cbr\u003e\u003c\/strong\u003eBulkheads are available with either threaded or slip connections for attaching plumbing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThreaded:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThreaded fittings screw directly into the bulkhead for a semi-permanent installation. Threaded connections make future plumbing changes easier, but they can sometimes increase the chance of a leak.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlip:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePlumbing fittings or PVC pipe are glued directly into the bulkhead for a permanent installation. Slip connections are often the most robust option for long-term use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Size Bulkhead Do I Need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen selecting a bulkhead, the hole in your tank must be slightly larger than the corresponding bulkhead’s “C” measurement, but no larger than the “A” measurement. See the diagram for reference.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExample:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIf your tank currently has a 1.75\" diameter hole, you would want to use the 1\" ABS Bulkhead.\u003c\/p\u003e\n\u003chr\u003e\n\u003cdiv class=\"brs-bulkhead-overview\"\u003e\n\u003cdiv class=\"brs-bulkhead-overview__copy\"\u003e\n\u003ch3\u003eBulkhead and Glass Drill Bit Sizing Guide\u003c\/h3\u003e\n\u003cp\u003eUse the chart below to compare ABS bulkhead dimensions and match each bulkhead with the correct diamond-coated glass drill bit. Bulkheads are identified by the size of pipe they connect to—not by the larger diameter of the hole drilled through the aquarium.\u003c\/p\u003e\n\u003cp\u003eThe dimensions below apply to all slip \u0026amp; thread configurations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bulkhead-image\"\u003e\u003cimg src=\"https:\/\/media2.cdn.apetlife.com\/media\/wysiwyg\/JULY26\/bulkhead-exploded.jpg\" alt=\"Top and side views of a bulkhead fitting showing head diameter, full height, and body diameter\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bulk Reef Supply","offers":[{"title":"Default Title","offer_id":50153473999153,"sku":null,"price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/1047\/3265\/files\/202958-bulkhead-b.webp?v=1787516399","url":"https:\/\/thelittlereefshop.com\/products\/abs-bulkhead-1-2","provider":"The Little Reef Shop","version":"1.0","type":"link"}