What is 247 fahrenheit?

"247°F" is a 2011 survival horror film directed by Levan Bakhia and Beqa Jguburia. The movie follows the story of four friends who get trapped in a sauna and quickly realize they are unable to escape. As the temperature rises, they begin to hallucinate and become increasingly desperate as they try to find a way out before succumbing to the heat. The film stars Scout Taylor-Compton, Travis Van Winkle, Michael Copon, and Christina Ulloa. Despite mixed reviews, the movie has gained a cult following among horror fans and is often compared to other trapped-in-one-location films such as "The Descent" and "Buried."