A leading Massachusetts precious metal foundry trusts in Aquest Corporation to provide them with a state-of-the-art cartridge-based air filtration system. Featuring high-level spark arrestors, return air energy management, 18,000 ACFM capacity, VFD controls, and an automatic fire suppression system. This system services the filtration needs for four (4) 10,000-20,000 oz electric melting furnaces.