Respironics Remstar Pro plus filternRelace Respironics 1005945nReplace Respironics 1005964nRespironics Remstar Lite, Remstar Plus, Remstar Pro, Remstar Auto, Bipap Plus, Bipap Pro 2, Bipap Auto, Bipap STnRespironics Remstar Pro Plus Compatible NEW IN SEALED PACKAGEn nPart Number 1005945 x 6 = 12 Ultra Filters nPart Number 1005964 = 2 Foam Pollen Filters