92 degrees and no air conditioning!!
check out the article listed at http://www.gymchat.com/messageboards/viewtopic.php?t=1154
[quote]The temperature was nearly 92 degrees outside and there was no chance of any air conditioning units being turned on in the Gymnastics Revolution gymnasium on Francis J. Clarke Circle.
If you can't take the heat then you don't belong in the gym.
In fact,[ Read More... ]
Maybe because they are more for recreational and they don't want to invest the money in a spring floor - which is more expensive than the type they probably have that you are talkking about, like a layer of foam under the floor, no springs, etc.