TERRA COOLING INDUSTRIES can offer different kinds of film packs with efficient performance and minimum pressure drop. These products are made of polyvinyl chloride (PVC) rigid sheets, which are added with UV Stabilizer and Bio Stabilizer. Our fills sheets conform to CTI Bulletin STD-136. 3rd party test results can be provided to substantiate our claims. Fills thickness can vary from 8 mils up to 25 mils. Fills are vacuum formed to get it desired profiles. No matter what brand or make your cooling towers are, we are very sure that we will have the fill sheets/packs for you. We also have the software to help you with cooling tower ratings.