 It lasts up to 25 years. Oh, and did I mention it's delicious? Go to MyPatriotSupply.com and save $200 per kit. Includes fast and free shipping. That's MyPatriotSupply.com. Some scattered thunderstorms developing across the Miami Valley this afternoon into the evening. High temperatures still around 83 degrees. This is a cold front moving through, so that means for your Thursday, mostly sunny skies, starting with temperatures only in the 50s.