[PERFECT FIT - This filter is Compatible with Dyson PH01 PH02 PH03 PH04 PH3A TP04 TP06 TP07 TP09 TP10 TP7A TP4A HP04 HP06 HP07 HP09 HP10 HP4B DP04 Models for Dyson Pure Cool Pure Hot Cool Cryptomic and Humidify Cool Air Puri-fiers DO NOT FIT - This filter is NOT compatible with Dyson Pure Cool Link TP01 TP02 TP03 AM11 Dyson Pure Cool Link Desk Purifier DP01 DP02 DP03 Dyson Pure Hot + Cool Link HP01 HP02 HP03. Please double-check your model on the bottom or side of the machine before placing your order REPLACEMENT PART - #965432-01. Other old replacement codes: #969048-05 #966432-01 #969048-02 #970341-01. The new 2-piece filter replaces the old 4-piece green and blue filter 2-in-1 Filtration System - The filter includes H13 Grade True HEPA Filter and Activated Carbon Filter which are engineered to reduce common odors from pets smoking and cooking and collects 99.7% of dust dander or something else as small as 0.3 microns Long-Lasting Performance - For optimal air quality we recommend replacing your HEPA filter every 12 months. Timely filter replacement prevents pollutants from reducing the air quality in your room]