compatible with Dyson DP01, DP03, HP00, HP01, HP02, HP03 Air Purifier Compatible with: first generation purifying heaters Pure Hot + Cool Link (part numbers: 305571-01, 305570-01, 307058-01, 308396-01, 308395-01). Replacement Part # 968125-03 Package inclde: 1x HEPA Filter Product Details： compatible with Dyson DP01, DP03, HP00, HP01, HP02, HP03 Air Purifier Compatible with: first generation Dyson desk purifiers Dyson Pure Cool Link Desk. (part numbers: 305214-01, 308033-01, 308034-01, 309423-01, 308404-01). Compatible with: first generation purifying heaters Pure Hot + Cool Link (part numbers: 305571-01, 305570-01, 307058-01, 308396-01, 308395-01). Please verify the height of your filter to ensure that this is the correct filter Replacement Part # 968125-03 Measuring at 5.9" H x 8.3" D, our filter is easy to install and recommended to replace every six months for purifying heaters and 12 months for desk purifiers, dependent on usage. It comes with one HEPA filter per package and is guaranteed to fit your Dyson model. Don't let poor air quality affect your health and wellbeing; order our HEPA filter today! Package inclde: 1x HEPA Filter