Aqua Craft is an aquarium products brand offering supplies for marine and freshwater aquarists. Its online store features saltwater products, DIY powders, liquid treatments, freshwater care products, and refractometers. Marine offerings include MARINE ENVIRONMENT and BIO-SEA MARINEMIX salts in quantities for 25- and 50-gallon tanks, along with supplements and water-chemistry products such as calcium, alkalinity, magnesium, potassium, sulfate, and buffer formulations. The brand also sells bundled products, including a two-part and magnesium kit, and promotes bulk discounts on orders of 12 or more of a single product.

For freshwater aquariums, Aqua Craft offers Professional Aquarium Treatment, Aquarium Plant Food, and pH products for adjusting or maintaining water conditions. The site also provides access to Marine Aquarist magazine, with online issues and archives, and shares aquarium-related information through its blog and educational resources. Aqua Craft lists wholesale pricing and serves clients that include public aquariums. Customers can shop online, with free shipping advertised for orders over $35.