FAQ Category: BT-28 Cool Cube

The time varies between prep methods: Method A: ≈ 5 hours Method B: ≈ 24 hours Method C: ≈ 3 hours In the user guide we recommend Method A, although all methods work. Choose the method that works best with your schedule. If you store the PCM panels in your refrigerator they will be available Read More

Place panels in a freezer until all PCM turns solid (i.e. 2 hrs. @ -15°C). Shake to verify. Transfer panels into a fridge at least 3 hours before use. Panels may be stored in the fridge until needed for assembly, or the PCM melts.* Before assembly, shake panels to verify PCM is solid. If liquid Read More

The BT-28 when properly conditioned will last 68+ hours.