one way valve to tell you that although American coffee is a kind of usual coffee, every sort of coffee has its own unique coffee culture, so does American coffee. European countries are particular about lots of rules when making coffee. On the contrary, American highlights freedom, so American coffee is just like a game without any rule.
American coffee plays an essential role to the life of American people, they think that life is not real if they live without coffee. Wherever American stay, home, office or coffee shops, they mostly can't live without coffee, it makes America the country consuming most coffee.
Generally, American are always busy with their work, their lifestyle is not the same as European's having enough time to enjoy the recreational life, American are more likely to brew a pot of American coffee to enjoy the full day. American coffee is espresso adding much hot water, and only has slightly coffee taste. In addition, because of adding too much water, the aroma of American coffee can not remain for a long time compared with espresso. But it contains less caffeine than espresso.
When you or your customer have high requirement on the coffee kit, please also remember to have your coffee bean packed with a coffee valve without filter.
Brewing methods have different requirements on the powder thickness, exhaust valves without filter is suitable for whole-bean product that can be grinded at home.
Brewing method and the storage condition are both affecting coffee taste, and the exhaust valve with filter installed on package is suitable for powdery product.
We recommend you keep coffee beans in containers with one-way degassing valve, it helps to prevent quality change and to extend shelf life during ‘resting’.