Danfoss Shut-off ball valve, GBC 12s, 009L7572Heat Recovery Ventilation Intelligent Control ERV HRV Air Quality Sensors Fan ControllerWall mounted type HRVs Heat Recovery Fresh Air Ventilation Unit 20~64m3/h tiny room Ventilation units Ceramic energy regenerator108*30 Horizontal 90...
heating radiators, comprises a waist section. The waist section has cavities or drilled holes used to assemble one or more arms. The arms are extended from the end sections of the waist section in accordance with the height of the sheet-like object. The arms are provided with grooves to ...