Hoover Model FH-50900 Dual Steamer { Style 29 } Flat Belts 2 Pk Part # 440005933 Hoover Dual Steamer Model FH-50900 { Style 29 } Flat Belts 2 Pk { 2 Belts Only } Genuine Part # 440005933. Replace your belts every 3 to 6 months.