Filtration Group, a producer of filtration solutions, completed the acquisition of Molecular Products, a global provider of pure air technologies, from Arlington Capital Partners. Financial terms were not disclosed. "We are incredibly excited to join Filtration Group. Their entrepreneurial culture and long-term focus on building market leaders is the perfect fit for Molecular. This is a tremendous opportunity for us to continue leading the way in delivering technologies that save lives, protect critical environments and meet our customers' most challenging air purification needs," Troy Rhudy, Molecular Products CEO.