KNX multi-function switch KNX multi-function switch Read more about 'KNX multi-function switch'... Tagged #gira.international#Denon#HEOS#KNX#RGBW# automation #project #smarttech #lightingdesign #smartproject #aberdeen #electrician #edinburghelectrician #smartspark #electriciansofinstagram #knx #silentgliss #tryka, 0131 443 3133; Posted 2 years ago by Neil McCarry