Return Air Grille with Hinged Filter Type EC-HF
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The Polyaire Model EC-HF Return Air Egg Crate Grille and Filter is the one product which offers complete and simple service ability for all situations. It is uniquely designed for easy installation and offers the latest in disposable filter pad technology. It is ideally suited to environments where regular maintenance of the filter media is a concern hence it is designed for quick, simple filter pad change.