Basements can quickly fill with water and ruin carpet, furniture, drywall and everything else so it is extremely important to me to have a good backup sump pump system in place. Most Basement battery sump pump batteries are shipped dry without acid so that they will remain fresh until you activate them. Filling the battery can be done easily. Many companies have developed an even more impressive system called the Ultrasump. This system is actually a second sump that piggie-backs on top of your