Maintaining champagne is an art that tantalizes all wine lovers. One should know the right ways of protecting the flavors and maintaining the fizz that sets champagne apart.

One method often recommended is utilizing a 'bouchon conservation', a specialized equipment designed to keep champagne. The 'bouchon' works by conservation champagne ouvert creating an airtight seal, preventing the gas from escaping, thus holding the bubbles and tastes that are so characteristic of champagne.

An important factor to keep in mind when storing champagne is the 'temps conservation' or the duration of keeping. Like all wines, champagne is a product of nature and is prone to changes from its environment. In reality, champagne should be consumed immediately after opening, but if that's not possible, it’s important to know how to maintain its taste and fizz.

Storing champagne in the refrigerator, or 'conservation champagne frigo', is another feasible method. Though, too long in a cold environment can degrade the wine's quality. The fridge has to be set at a reasonable temperature for the champagne to preserve its taste and sparkle.

The 'garde du champagne' or maintaining the champagne demands utmost care. Both temperature and humidity is crucial in preserving the champagne's features.

When it comes to the temperature of 'conservation champagne', the ideal temperature is generally somewhat chilled, around 7 to 9 degrees Celsius. Too high or too low temperatures can impact the taste.

The 'durée de conservation champagne' or the duration of preserving champagne can extend from few days to years, depending on the kind of the champagne. However, once the bottle is opened, the duration decreases drastically.

For 'conservation champagne ouvert' or opened champagne, it is best consumed inside 3-5 days of opening to maximize its flavor and fizz. After that, the champagne starts to miss its characteristics.

Finally, the use of a 'bouchon pour conserver champagne' or a champagne stopper is an essential tool for preserving champagne. This tool is designed specifically to match champagne bottles and aid to maintain the fizz and flavor.

So, whether you're a rookie or a seasoned champagne enthusiast, knowing the correct methods of champagne preservation can enhance your drinking experience significantly.