Temecula, Calif.-based TST Water LLC, manufacturer of water filtration products, has announced the acquisition of Payne Industries LLC, one of the oldest manufacturers of made-in-the-U.S. components for residential and light commercial reverse osmosis and filtration systems. This move will allow TST Water to increase its the distribution base, and expand its core of water filtration products, while providing additional work for TST’s new U.S.-based molding division. The acquisition will result in the relocation of all component manufacturing and assembly of Payne Industries components to Temecula, Calif.