I'm not sure if anyone will be interested but, I've been away from our home in Arizona for three months now. Opened my MWF puck to find it fully dried out. This has happened often over the years and I just add water and let it sit a few days, topping up the water each evening. Here's the before picture:
I added water just now and will update the pictures as the puck rehydrates:
I added water just now and will update the pictures as the puck rehydrates: