{"product_id":"rbm-safety-relief-valve-with-pressure-gauge-closed-heating-circuits-1-2-f-x-f-2-to-10-bar-series-353","title":"RBM Safety Relief Valve with Pressure Gauge - Closed Heating Circuits, 1\/2\" F x F, 2 to 10 Bar | Series 353","description":"\u003cp\u003eThe RBM Series 353 combines a controlled-rise safety relief valve with a dial pressure gauge, so the circuit pressure and the relief point can be read at the one fitting.\u003c\/p\u003e\u003cp\u003eSuited to closed hydronic heating and cooling circuits, boiler connections and buffer tanks.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/2\" F x 1\/2\" F angle, UNI-EN-ISO 228; F1\/4\" gauge connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCalibration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2, 3, 4, 4.5, 6, 8 or 10 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax admissible pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePS 10 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax operating temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrifice diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePressure gauge scale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–4 bar for valves up to 4 bar; 0–10 bar above 4 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOpening overpressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eless than 20% of set pressure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAllowed fluid\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWater and air (Un.2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrass body with stainless steel AISI 302 spring\u003c\/li\u003e\n\u003cli\u003eElastomer obturator seal and diaphragm\u003c\/li\u003e\n\u003cli\u003eDial pressure gauge supplied fitted\u003c\/li\u003e\n\u003cli\u003eFixed factory calibration\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompliance:\u003c\/strong\u003e For closed-circuit hydronic heating and cooling systems only. This is not an AS 1357 temperature and pressure relief valve and must not be fitted to a water heater or potable water supply.\u003c\/p\u003e","brand":"RBM","offers":[{"title":"2 bar","offer_id":68237904183445,"sku":"353.04.20","price":47.95,"currency_code":"AUD","in_stock":true},{"title":"3 bar","offer_id":68237904216213,"sku":"353.04.40","price":47.95,"currency_code":"AUD","in_stock":true},{"title":"4 bar","offer_id":68237904248981,"sku":"353.04.60","price":47.95,"currency_code":"AUD","in_stock":true},{"title":"4.5 bar","offer_id":68237904281749,"sku":"353.04.70","price":47.95,"currency_code":"AUD","in_stock":true},{"title":"6 bar","offer_id":68237904314517,"sku":"353.04.90","price":47.95,"currency_code":"AUD","in_stock":true},{"title":"8 bar","offer_id":68237904347285,"sku":"353.04.81","price":47.95,"currency_code":"AUD","in_stock":true},{"title":"10 bar","offer_id":68237904380053,"sku":"353.04.11","price":47.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/2373\/5701\/files\/01_RBM_353.jpg?v=1794395334","url":"https:\/\/www.plumbersupplies.com.au\/products\/rbm-safety-relief-valve-with-pressure-gauge-closed-heating-circuits-1-2-f-x-f-2-to-10-bar-series-353","provider":"Plumber Supplies Australia","version":"1.0","type":"link"}