NO FRAMES ARE INCLUDED. YOUR EXISTING WHITE INSERT FRAMES MUST BE INSTALLED WITH THESE FILTERS. DIMENSIONS FOR FILTER MEDIA: 8.3 INCH X 1.9 INCH X 0.2 INCH (21 X 4.7 X 0.5 CM). WHEN REPLACING, YOU ONLY NEED TO REMOVE THE FILTER ELEMENT IN THE OLD FRAME AND REPLACE IT WITH THE NEW FILTER ELEMENT. REPLACEMENT PROCESS IS QUICK AND EASY. THE OLD FILTER ELEMENT IS RELATIVELY THIN; OUR NEW VERSION IS THICKER, DESIGNED FOR UPGRADED PERFORMANCE WHILE MAINTAINING COMPATIBILITY. SIMPLY REPLACE THE FILTER ELEMENT INSIDE. 100% GUARANTEED COMPATIBLE REPLACEMENT FOR MITSUBISHI ELECTRIC MAC-2330FT-E AND MAC-3000FT-E FILTERS. THE UPGRADED FILTER MAINTAINS FULL COMPATIBILITY AND ALLOWS DIRECT REPLACEMENT OF THE FILTER ELEMENT. INCREASED DISSOLVING ENZYME LAYER ENHANCES FILTRATION PERFORMANCE AND BETTER MATCHES THE SIZE OF THE FILTER ELEMENT FRAME. BLACK CARBON FILTER: CARBON ADHESION TECHNOLOGY PLAYS A KEY ROLE IN THE AIR FILTRATION CYCLE, HELPING TO REMOVE AIR ODORS AND HARMFUL SUBSTANCES FROM INDOOR AIR CONDITIONING UNITS. THIS TECHNOLOGY IS HIGHLY EFFECTIVE FOR IMPROVED AIR QUALITY. EXTRA LONG LIFE: BLUE FILTER COMBINED WITH ACTIVATED CARBON FOR EXTENDED SERVICE LIFE. THE BLUE FILTER FEATURES IONS PRODUCED THROUGH HIGH-TEMPERATURE OXIDATION. THE DISSOLVING ENZYME IS SECURELY BONDED TO THE FIBER LAYER AND WILL NOT SHED OVER TIME, MAINTAINING LONG-LASTING PERFORMANCE. RECOMMENDED REPLACEMENT EVERY SIX MONTHS. THE STICKY CARBON TECHNOLOGY UTILIZES HIGH-TEMPERATURE IONIC ADHESION, PROVIDING SUPERIOR LIFESPAN AND SUSTAINED DEODORIZING CAPACITY. IMPROVES UPON TRADITIONAL FILTERS BY ELIMINATING LARGE PORES AND ENHANCING FILTRATION EFFICIENCY. SET INCLUDES: 4 LYTIC ENZYME FILTERS AND 4 ACTIVATED CARBON FILTERS. HIGH-DENSITY, SEAMLESS BELT DESIGN WITH DISSOLVING ENZYME LAYER. BLUE FILTER COMPOSED OF DISSOLVING ENZYMES AND A PURE LAYER, GENERATED THROUGH OXIDATION IONS.