- RFX 1237 SUPPLY INSTALLATION TESTING COMMISSIONING OF SOLAR POWERED HIGH MAST FLOOD LIGHTING SYSTEMS IN MACHAKOS KITUI NYERI AND NAROK COUNTIES.pdf RFX 1237 SUPPLY INSTALLATION TESTING COMMISSIONING OF SOLAR POWERED HIGH MAST FLOOD LIGHTING SYSTEMS IN MACHAKOS KITUI NYERI AND NAROK COUNTIES.pdf