Inhibition of biofilm formation on silicone rubber samples using various antimicrobial agents

► Influence of the fungal growth on the properties of the SIR HV insulator. ► The effect of different antimicrobial agents on the fungal growth on SIR. ► Inhibition of the fungal growth on SIR materials by NaB and DCOIT. ► Changes in surface properties of the SIR materials due to biofilm formation.