Temporarily Closed. Basement Complex Manchester is one of the country's leading Gay & Bi-sexual Men's Saunas. Established many years ago, Basement Complex Manchester occupies the entire basement of a stunning former Victorian mill building. The venue is the perfect place to relax, meet interesting guys and have great time. Open 24 hours a day, 7 days a week, there's no excuse not to come down and give it a try! Student night on Wednesdays with free entry for under 25 year olds with valid ID.