Not all tents are the same as other tents. Tents might be fairly similar, but there are a lot of different tents around. Tents are sold at many different stores. There may even be some stores that just sell tents. But tents aren't too hard to find.
Many stores sell tents.
I know a great place that sells tents. They sell tents at reasonable prices. Tents don't have to be extremely expensive. There are some excellent tents out there that will cost a lot of money, but generally, tents shouldn't be too much money. Survival Supply Canada sells tents.