DIN EN 16644 : 2015 Title: Pumps - Rotodynamic pumps - Glandless circulators having a rated power input not exceeding 200 W for heating installations and domestic hot water installations - Noise test code (vibro-acoustics) for measuring structure- and fluid-borne noise Year: 2015 Publisher: DIN Media GmbH Availability: Within 1-2 working days