Dare Products 1800 Non-Siph Float Valve Converts tanks and barrels into automatic waterers. Requires little attention and keeps open tanks filled with fresh water. Adjustable to several heights. Features Converts tanks and barrels into automatic waterers Requires little attention and keeps open tanks filled with fresh water Adjustable to several heights Designed to operate from gravity floor pressure up to 70 psi Features a precision die-cast and a durable molded float USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.