In April 2015, Proffico Sp. z o. o. and Inżynieria Rzeszów Spółka Akcyjna (acting as the general contractor) signed an implementation agreement for the comprehensive delivery and assembly of a fine-bubble aeration system for the Wastewater Treatment Plant in Głogów Małopolski. As part of this task, Proffico will deliver and install Sanitaire Silver II type membrane disc diffusers and Flygt slow-speed mixers and pumps in the activated sludge chambers.