Lifeline Orthopaedic Spirit Medical Remstar Reusable Foam Filter 3-1/2′ x 1-1/2′, 1 Count

Lifeline Orthopaedic Spirit Medical Remstar Reusable Foam Filter 3-1/2" x 1-1/2", 1 CountSpirit Medical Remstar Reusable Foam Filter is This is a replacement reusable foam filter to be used in Respironics Remstar Legacy machines. The list of compatible machines include:Remstar Lite CPA. Remstar BiPAP AutoSV Advanced. Remstar BiPAP Auto with Bi-Flex. Remstar BiPAP ST Gray Model with Smart Card. Remstar BiPAP AutoSV. Remstar BiPAP Pro 2 with Bi-Flex. Remstar Auto CPAP. Remstar Auto C-Flex CPAP Machine.