Dry ball Refill 4-pack

The dry ball effectively absorbs all excess moisture. Prevents condensation and moisture and reduces the risk of mold, bad odor and corrosion. Especially suitable for winter storage! Perfect for boats, caravans, the summer house, garage, basement etc. The dry ball is neither harmful to the environment nor to health. Easy to use. The dry ball std is enough for 12-14 m2 for 1-3 months depending on the relative humidity. (Mega ca.35m2 )New! Now also contains a little magnesium chloride, which makes it start up earlier and makes it more efficient.