Approximately, how many gallons / liters of water does the Spa hold?
Fill the spa with water until it reaches the water line. For M-210, the water capacity is about 185 gal. Question 2: Can I set the Spa up on a concrete patio? Answer: Yes, but a ground cloth is highly recommended, and do not drag the liner across the concrete as abrasions may cause holes. The surface must be smooth, level and stable and free of any sharp objects. Question 3: Can the Spa be left up year-round? Answer: It depends on where you live. It is not recommended to keep your Spa up if your temperature falls lower than minus 15 degrees Celsius or 40 degrees Fahrenheit. The Spa may freeze and cracking may occur. Spa can not withstand the weight of ice and snow. It is recommended that you store the Spa when you do not mean to use it for a long time. Question 4: Do you recommend using chemicals? If so, what kind? Answer:Yes. Contact your local Spa supply store and provide the estimated number of gallons of water in your Spa. Your local spa store will be able to recommend the type of