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The two most common polymers used in cooling tower fills and drift eliminators are polyvinyl chloride (PVC) and polypropylene (PP). Both materials offer the benefits of durability, compatibility with the water environments of most cooling towers and processes, and cost-effective…
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To answer this question, we must first start with the basics of drift eliminators. Drift eliminators aid in the removal of water droplets from an airstream in a cooling tower. They work by changing the direction of the airflow and…
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What is Lamella? Lamella, or lamellae, is a term frequently used when discussing sedimentation and clarifier design. Lamella clarifiers can be used in applications ranging from municipal water and wastewater treatment to various industrial applications. The primary benefit of utilizing…
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Due to several fire events that occurred in New York City and the difficulty of extinguishing flames on top of high-rise buildings, building codes have been revised in recent years to include detailed requirements for cooling tower fill combustibility. A…
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When evaluating which heat transfer media to install in a crossflow cooling tower, most options can be classified as a film fill or splash media. Film fill, either hanging sheets or bottom supported packs, are typically found in small to…
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With six different Polychem fiberglass flight scraper profiles to choose from, Brentwood offers more flight options than any other chain and flight manufacturer. All Polychem flights feature a flat-face design to minimize recirculation of solids and are fabricated from isophthalic…
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A question Brentwood occasionally receives from customers is: “Why is my tower not performing as designed?” Along with the inquiry, we are typically given the hot and cold water operating temperatures for their tower and an observation that the difference…
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Brentwood is excited to announce our new metallic inlet louvers, designed to complement our existing metallic products. The metallic louvers are intended for use with Brentwood’s metallic fill and metallic drift eliminators. All are ideal for non-combustible, high-temperature applications and are corrosion resistant.…
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What should you consider when planning to replace the flights in your rectangular clarifier? Flights are also known as scrapers, c-channels, flight boards, drag flights, and sludge pushers. Regardless of what you call them, they serve the same purpose. Flights…
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In the past when people would try to evaluate and compare different fills to each other, one of the pieces of data they would want to know is the Specific Surface Area (SSA) of a fill. SSA is the amount of…
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In a recent blog article, we established the importance of mechanical filtration and reviewed a few common types for cooling tower applications. One of the key considerations for a tower owner when going through the selection process is to determine…
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Why Your Tower May Need Mechanical Filtration Cooling towers are a type of heat exchanger that use direct contact between air and water to dissipate heat from a process to the outside environment. There are hundreds of processes that cooling…
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