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ISO 24365:2022PublishedRadiators and convectors — Methods and rating for determining the heat outputISO 3147:1975WithdrawnHeat exchangers — Verification of thermal balance of water-fed or steam-fed primary circuits — Principles and test requirementsISO 3148:1975WithdrawnRadiators, convectors and similar appliances — Determination of thermal output — Test method using air-cooled closed boothISO 3149:1975WithdrawnRadiators, convectors and similar appliances — Determination of thermal output — Test method using liquid-cooled closed boothISO 3150:1975WithdrawnRadiators, convectors and similar appliances — Calculation of thermal output and presentation of results