I checked out getfloodstop.com but I was wondering if there was a better system?

Here's a bunch of them to check out. Click on, Google (http://www.google.com/#hl=en&cp=41&gs_id=5&xhr=t&q=whole+house+water+alarm+shut+off+system&pf=p&output=search&sclient=psy-ab&pbx=1&oq=whole+house+water+alarm+shut+off+system%3F+&aq=f&aqi=&aql=&gs_sm=&gs_upl=&rlz=1R2GZBN_enUS458&bav=on.2,or.r_gc.r_pw.,cf.osb&fp=96ce8927a7c42694&biw=904&bih=553)
Good luck, Tom