Stock tank pools have become a popular and cost-effective alternative to traditional inground pools. As such, there is a wide variety of products available to enhance the functionality and aesthetic appeal of these DIY pools. Some essential stock tank pool products include filtration systems, pumps, heaters, water treatments, pool liners, covers, steps/ladders, and maintenance kits. Filtration systems are crucial for keeping the water clean and clear, while pumps ensure proper circulation.