Home Fill Patient Convenience Pack Kit M2 size. The Invacare Home Fill TM complete home oxygen system will revolutionize ambulatory oxygen by allowing patients to fill their own high-pressure cylinders from a concentrator. The Home Fill is a multi-stage pump that simply and safely compresses oxygen from a specially equipped Invacare 5-liter concentrator into oxygen cylinders in sizes M2, ML4, ML6 and M9 C . The ability to fill their own cylinders gives ambulatory patients greater independence and freedom. Home care oxygen providers will also benefit from the virtual elimination of time-consuming and costly service calls associated with cylinder and-or liquid oxygen deliveries. Features Connection and controls are designed for ease of operation. Fill cylinders while patient continues to receive oxygen from concentrator. Give ambulatory patients greater freedom and independence. Small and lightweight. Bag can be carried in either vertical or horizontal orientation. Home Fill virtually eliminates the high service costs of frequent deliveries of cylinders and-or liquid oxygen. Specifications Conserving Flow Average of 5 1 conserving ratio 2 lpm, 20 bpm Continuous Flow Continuous Flow option at 2 lpm Warranty 3 years conserving device, 1 year cylinder Quantity 1-per case Product Weight Cylinder 2. 0 pounds Flow Settings Conserving device has settings of 1-5Overall Height Cylinder 8. 25 inches Diameter Cylinder 3 inches1 Each / Each