Innovation is the most powerful heavy-lift jack-up vessel in the world owned by HGO InfraSea Solutions GmbH & Co. KG (Joint-venture of GeoSea (DEME) and Hochtief). Its box coolers are located in the central seawater channel of the ship. Heavy fouling on these coolers cause a decrease in efficiency. Humidur® AF was applied as anti-fouling system to avoid fouling on the box coolers