CPAP Heated Humidifier F REMstar is compatible with the REMstar Plus, REMstar Pro, REMstar Pro2, BiPAP Plus, REMstar ST, and REMstar Auto. This easy to use heated humidification CPAP device fully integrates with the REMstar CPAP or REMstar BiPAP machines. The 1005792 Heated Humidifer fits beneath the REMstar CPAP or BiPAP Machine. Please note: All Respironics products have a 3-day lead-time before shipment. Please expect a short delay on shipping.