The Pitco AFR21-0017-01 Fryer Pucks 5 Per Pack, designed to maintain proper filtration and oil flow in commercial fryers. These fryer pucks are replacement filter aids used in compatible Pitco filtration systems to support effective oil cleaning during the filtration cycle. Installed within the fryer’s filter pan, they assist in trapping food particles and debris, extend oil life an... https://partsfe.com/afr21-0017-01-pitco-fryer-pucks-5pk