Dynamic Final Filter Curbs are available in a variety of sizes to accommodate Dynamic Air Cleaners. For smaller rooftop units and custom air handlers that lack the necessary 25 inches of access space, Dynamic Final Filter Curbs from Thybar are available in a variety of sizes to accommodate Dynamic V8 Air Cleaners. Thybar can factory install the air cleaner modules inside the curbs. For information about installing Dynamic V8-SL air cleaners in rooftops or Final Filter Curbs, contact Thybar Sales in Louisville, KY (800) 993-2872, or visit www.thybar.com.