Thermos flask Ofenbach 101322 with glass liner, capacity 1.8 L

Ofenbach 101322 with glass liner is a 1.8 L thermos flask designed to keep beverages hot or cold for extended periods. The vacuum-insulated outer shell combined with a glass inner container reduces heat transfer while preserving the original taste of liquids. The capacity and form factor make this thermos suitable for serving multiple cups without frequent refills, and the materials are chosen to avoid metallic aftertaste.

Advantages

The glass liner prevents flavor transfer and maintains beverage quality, while the vacuum insulation minimizes temperature loss. With a 1.8 L capacity, the flask balances portability and volume for household use, travel, or outdoor activities. The outer shell provides structural protection for the glass interior and helps retain heat or cold. The design supports easy pouring and cleaning compared with some all-metal alternatives.

Suitable for

• Keeping tea or coffee hot for family servings at home
• Maintaining cold drinks during picnics or day trips
• Use during travel, car journeys or short outdoor excursions
• Serving beverages for small gatherings or meetings

Key specifications

• Capacity: 1.8 liters
• Inner material: glass liner for neutral taste retention
• Outer construction: vacuum-insulated shell to reduce heat transfer
• Intended use: hot and cold beverages
• Form factor: pour-friendly neck suitable for serving

How to use

Preheat or precool the thermos by filling it with hot or cold water for a few minutes, then empty before adding the beverage to improve temperature retention. Pour liquids carefully into the glass-lined interior, close the cap securely, and store upright to avoid leaks. To pour, open the cap or stopper according to the model mechanism and pour steadily. Allow the flask to cool down before cleaning the interior.

Usage recommendations

Hand wash the glass liner and the cap components with mild detergent and a soft brush; avoid abrasive cleaners and sudden temperature shocks to the glass. Do not use the glass-lined thermos for carbonated beverages or for storing perishable liquids for prolonged periods. Store with the lid off to allow the interior to dry completely between uses.