Jacksonville, FL. Aquatic Care, Built in Wall Fish Tanks. Now in Jacksonville, Florida. 904.588.2700 . see info 200 Gal. large built in saltwater fish tank. For the best in wall aquariums or large built in wall fish tanks for over 24 years. We provide service and installations for freshwater and saltwater built in wall fish tanks up to 2,000 Gallons. See or Call for more info about built in wall fish tanks jacksonville, florida.