Crystals Vacuum Flask Hot & Cold Tea Coffee Dispenser - 2000ml - Silver

It is not recommended, as carbonation can create pressure build-up and may damage the seal.

No, hand washing is recommended to maintain the vacuum seal and the exterior finish of the stainless steel.

Yes, it is designed to handle thick liquids like gravy, but ensure you clean the pump thoroughly after use to prevent clogging.

While performance varies based on ambient temperature and how often the pot is opened, it is designed for hours of consistent temperature retention.

Yes, the high-grade stainless steel construction is non-reactive and food-safe.

Ensure the lid is screwed on tightly and check that the pump button is fully depressed to seal the container. Pre-warming the flask with hot water before adding beverages also helps.

There may be a blockage in the internal tube. Rinse the pump mechanism with hot, clean water or check for debris if using liquids with high viscosity, such as hot chocolate.