Description: 48"long, 12 1/2" wide, 20 1/2" deep. 20" long, 10 1/4" wide, 12 1/2" deep. Large tank has two filters systems equaling 100 gallons. Small tank has filter system for a 30 gal tank. Both tanks have aerated reefs and assorted stones for color. I have aerated pirate ship and windmill in Large tank. Large tank has adjustable heater and small tank has pre-set heater. There is a large flat stone held up by fake red coral and a large snail shell. I hope to be adding an aerated LED Volcano to the large tank soon. There are three 2" Petoskey stones in the large tank as well as a clam shell half.
Advice: Ask any and all questions you have, even if they seem trivial. Ask your store people as well as the internet.