Hull City are among the clubs circling Manchester United goalkeeper Radek Vitek.Daily Mail Sport understands that the Tigers are among several Premier League clubs interested in Vitek, along with fellow promoted sides Coventry City and Ipswich Town.Vitek impressed on loan at Championship side Bristol City last season, keeping 12 clean sheets in 41 appearances.Although United want to avoid losing the highly rated young shot-stopper, they accept the circumstance is complicated by Vitek having two years left on his contract with a desire to play regular football.The 22-year-old has previously admitted that he does not want to remain at Old Trafford to play back-up. Vitek wants a No.1 spot and won’t remain at Old Trafford to play understudy Vitek spent last season on loan at Championship outfit Bristol City and is now ready to test himself in the top-flightTherefore, United are open to a sale, while the Czech youth international would be allowed to leave on loan if he committed to a new contract.United are already working on adding an experienced No 2 to support first-choice Senne Lammens and have contemplated moves for Wolves’ Sam Johnstone and Leeds’ Karl Darlow.Hull want to sign two goalkeepers this summer and have sent scouts to the World Cup.Daily Mail Sport have reported that Sergej Jakirovic’s side have already opened talks with Sporting Braga for Lukas Hornicek.They also made a bold enquiry for Bayern Munich’s Alexander Nubel, but he is holding out for a more attractive move.