FIlter HEPA 23.625" x 47.625" x 3" 99.99% @ 0.3 micron Aluminum Frame FOR CAP 109 OR CAP 112 units ULPA AND OTHER SIZE HEPA FILTERS ARE AVAILABLE. Please call your NCI Clean representative: 888-270-0458 OR Contact NCI Clean with your Request Regarding Your Cleanroom Specifications and for Quantity Discounts! PICTURE IS GENERIC