{"product_id":"nibco-1-2-in-sweat-x-1-2-in-d-copper-copper-air-chamber","title":"NIBCO 1\/2 in. Sweat X 1\/2 in. D Copper Copper Air Chamber","description":"\u003cdiv\u003e\n\u003cp\u003eThe NIBCO 1\/2 in. Sweat X 1\/2 in. D Copper Air Chamber is a compact, lead-free solution designed to tame water hammer in residential copper piping. Crafted from durable copper and backed by NSF listing, this air chamber delivers reliable performance in everyday plumbing scenarios while keeping drinking water safe from lead exposure.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCopper air chamber construction\u003c\/strong\u003e provides a sturdy, corrosion-resistant buffer that dampens pressure surges when fixtures are turned off.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLead-free material\u003c\/strong\u003e helps protect drinking water quality and aligns with modern safety standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1\/2 in. sweat end to 1\/2 in. copper connection\u003c\/strong\u003e configuration offers a straightforward install for typical copper supply lines, with one end designed for solder (sweat) installation and the other end ready for copper piping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNSF listed\u003c\/strong\u003e for peace of mind and compliance with water safety requirements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, single-piece design\u003c\/strong\u003e fits tight spaces under sinks or near water heaters, enabling flexible placement without bulky hardware.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis air chamber is ideal for homeowners and professionals looking to reduce sudden water pressure spikes in copper plumbing systems. Whether you’re replacing an existing hammering issue or installing a new fixture run, this 1\/2 in. sweat x 1\/2 in. D copper air chamber provides an effective, low-maintenance solution that blends seamlessly with standard copper piping.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUnder sinks adjacent to cold or hot water supply lines\u003c\/li\u003e \u003cli\u003eNear dishwashers, washing machines, or water heaters where sudden valve closures create shock waves\u003c\/li\u003e \u003cli\u003eIn tight mechanical rooms or crawl spaces where space is at a premium\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eQuick install tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e \u003cli\u003eShut off the main water supply and relieve any pressure in the lines.\u003c\/li\u003e \u003cli\u003ePrepare the 1\/2 in. copper pipe ends and ensure a clean, deburred surface.\u003c\/li\u003e \u003cli\u003eAttach the sweat end to the copper supply line as required and secure the copper connection on the other side.\u003c\/li\u003e \u003cli\u003eCarefully solder the sweat connection, then allow joints to cool before turning the water back on to check for leaks.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e","brand":"Nibco","offers":[{"title":"Default Title","offer_id":52201796632850,"sku":"4211223","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/4211223_A.eps_High.jpg?v=1776380417","url":"https:\/\/nationalhardwaregroup.com\/products\/nibco-1-2-in-sweat-x-1-2-in-d-copper-copper-air-chamber","provider":"National Hardware Group","version":"1.0","type":"link"}