Diatomaceous Earth filters are very gentle and work on a sieve principle. Filter pads work on absorption, and micron filters, which filter out extremely small particles, work on the sieve principle. These last filters are also known as police filters because they screen bacteria and yeast cells. It is a long time after the last grape arrives in the fall and the time when the wine ready for bottling. Red wines will often mature for years before being sold.
White wines tend to come on the market earlier.
Many years of work have preceded, before the bottle. From the planting of the vineyards to the first bottle leaving the filler, thousands of hours of work and devotion have taken place. Filling the bottles, corking, capsuling, labeling and palletizing. These are the last steps to finishing the wine. Once in the bottle the wine will continue to mature and improve.