... function with trace heating support12) Thermostatic or electric expansion valve is used13) Wilo water pump fitted as standard14) Every ... controllerCERTIFICATIONSCE, CB, EC, ETL, CETL, C-TICK, WATER MARK, STANDARD MARK, UL, SABS, SANS, SAA, SASO, VDE, RoHS, REACH ... order to ensure the company's quality management system operated effectively, and continuously improve our product quality and services ...