Sylvania/Osram 25322 Straight T12 Fluorescent Tube Light Bulb 42 watt; T12; Fluorescent; 4200K Cool White; 62 CRI; Recessed Double Contact HO/VHO base Satco - 42 watt; T12; Fluorescent; 4200K Cool White; 62 CRI; Recessed Double Contact HO/VHO base 0 0 Easy and simple use kit A great product to have