You can play with the regenerate health feature in the start marker, and survive water for longer times.
Not sure if you could do this as a triggerzone feature yet. I would have to look at the Global.LUA file to see if we can change any of that by scripting, similar to the radiation script.
Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz, 2400 Mhz, 4 Core(s), 4 Logical Processor(s), 8gb RAM, Nvidia gtx660, Windows 7 Pro 64bit
