{"product_id":"wasserschlagdampfer-1-2-ag","title":"Water hammer arrestor 1\/2\" male thread","description":"\u003cul\u003e\n\n\u003cli\u003e with PTFE sealing ring\u003c\/li\u003e\n\n\u003cli\u003e Connection: DN 15 (1\/2\") AG\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e The water hammer\u003c\/p\u003e\n\n\u003cp\u003e Experience shows that any rapid change in flow velocity\u003c\/p\u003e\n\n\u003cp\u003e Sudden pressure fluctuations can occur in the water in a pipeline.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e These disturbances, i.e., the rapid alternation of overpressure and underpressure,\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e They reach their maximum extent when the water flow is increased by rapid\u003c\/p\u003e\n\n\u003cp\u003e The process is interrupted abruptly due to the closing of a device (valve or tap) or due to accidental circumstances, such as a pump stopping.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e The resulting overpressures spread at high speed through the flow medium and trigger a series of enormous impacts both\u003c\/p\u003e\n\n \u003cp\u003eon the device that interrupted the water flow, as well as on the pipeline in which this device is installed.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e The phenomenon described above is called water hammer.\u003c\/p\u003e\n\n\u003cp\u003e and is often accompanied by vibrations and loud noises.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e The extent of the resulting overpressure depends on the closing time.\u003c\/p\u003e\n\n\u003cp\u003e the devices that determine the change in flow rate,\u003c\/p\u003e\n\n\u003cp\u003e and also influenced by other factors.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e In modern sanitary installations, the phenomenon of water hammer occurs due to the increasing use of quick-closing fittings,\u003c\/p\u003e\n\n\u003cp\u003e such as single-lever mixers, solenoid valves, ball valves, etc., are becoming increasingly common. In fact, these devices cause\u003c\/p\u003e\n\n\u003cp\u003e The extremely short closing times result in an immediate interruption of the water flow and thus the occurrence of water hammer.\u003c\/p\u003e\n\n\u003cp\u003e Water hammer pressures very often reach high values ​​and cause the following problems:\u003c\/p\u003e\n\n\u003cul\u003e\n\n \u003cli\u003eBreakage of pipes, circulation pumps, domestic hot water storage tanks, combination storage tanks, fresh water stations, containers and hoses;\u003c\/li\u003e\n\n\u003cli\u003e Wear and tear of fittings and welds;\u003c\/li\u003e\n\n\u003cli\u003e Damage to shut-off devices, backflow preventers and control devices;\u003c\/li\u003e\n\n\u003cli\u003e loud noises and vibrations in pipelines and surrounding structures;\u003c\/li\u003e\n\n\u003cli\u003e Premature wear and tear of the sanitary fittings.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n","brand":"CALEFFI","offers":[{"title":"Default Title","offer_id":56785321197949,"sku":"90 601 09","price":24.4,"currency_code":"CHF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0912\/2647\/2829\/files\/img_9060109--1500.jpg?v=1756281180","url":"https:\/\/www.emmenbaum.ch\/en\/products\/wasserschlagdampfer-1-2-ag","provider":"EMMENBAUM SHOP","version":"1.0","type":"link"}