Qty. 1 2 3 4 5 6 7 8 9 10 Add to Cart PAX Maintenance Kit for PAX 2 or 3 - is currently on backorder. You may still purchase now though and we'll ship as soon as more become available. The PAX Maintenance Kit can be used with PAX 2 or 3. It is perfect for keeping your unit clean for optimal performance. Contains: 1 x Brush 10 x Pipe Cleaners 3 x Replacement Screens