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

One method often recommended is utilizing a 'bouchon conservation', a specialized tool designed to preserve champagne. The 'bouchon' works by designing an airtight seal, blocking the gas from escaping, thus preserving the bubbles and flavors that are so characteristic of champagne.

An important factor to remember when keeping champagne is the 'temps conservation' or the duration of storage. Like all wines, champagne is a product of nature and is vulnerable to changes from its environment. Practically, champagne should be consumed just 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. However, too long in a cold environment can degrade the wine's characteristic. The fridge has to be set at a suitable temperature for the champagne to preserve its taste and sparkle.

The 'garde du champagne' or maintaining the champagne demands utmost attention. Both the 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 light chilled, around 7 to 9 degrees Celsius. Too high or too low temperatures can affect 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 considerably.

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 indispensable tool for preserving champagne. This device is created specifically to fit champagne bottles and help to maintain the fizz and taste.

So, whether you're a beginner or a seasoned champagne lover, knowing the right methods of champagne preservation can boost your drinking experience considerably.