A breather allows air to enter or exit a system to equalize pressure, while a vent allows air to escape from a system.

Breathers and vents can prevent pressure buildup, reduce condensation, and improve system efficiency.

Breathers and vents are commonly made from durable materials such as metal, plastic, or rubber, each offering unique properties for different applications.

Selecting the appropriate breather or vent depends on factors such as system pressure, temperature, and fluid compatibility. Consulting with a technical expert or referring to manufacturer specifications is recommended.