Clearlake Capital-backed Unifrax, a global provider of high-performance specialty materials, completed the acquisition of Lydall, a provider of specialty filtration materials and advanced material solutions, for $1.3bn. “The Unifrax-Lydall combination creates a one-of-a-kind specialty materials platform capable of driving transformative impact in the spaces we all care about, areas including fossil fuel reduction, improved energy storage, and cleaner air. With our expanded portfolio and nearly doubled global footprint, we are poised to deliver even more cutting-edge, market-leading products and innovation to customers around the world," John Dandolph, Unifrax President and CEO.