up vote 0 down vote. You can nest up to 7 valid or invalid entries. If you need to have more than that you should perhaps designate a column for your black list of entries that you can add to when an occurrence causes a count that you don't believe should be valid.
So how much does a float tank cost? Float tank prices vary widely depending on the size and the features of the float tank or pod you want to buy. Expect to spend anywhere from $12,000 to $40,000 to buy each commercial-grade float tank needed in your spa.
Trending Now. Answers. Best Answer: If you are buying your tank which will be refilled, figure about $40 for a 20 lb tank (standard size.) and anywhere from $12 to $15 per refill. If you are recycling the empty tank at a drop-off (such as Blue Rhino) figure $17 to $25 per tank exchange.