Fijian Semesa Rokoduguni made an immediate impact at Bath with two tries on his debut in a comfortable LV= Cup win over Newport Gwent Dragons.
Matt Banahan also crossed for the home side, with fly-half Tom Heathcote converting all three tries and adding five penalties in a faultless display.
Ross Wardle and Dan Evans scored the two Dragons' tries, with Steffan Jones converting one and adding a penalty.
The Dragons have now lost six in a row in all competitions.
Bath: Devoto; Woodburn, Hipkiss, Banahan, Rokoduguni; Heathcote, McMillan; Beech, Sharman, Perenise; Hooper (c), Spencer; Ovens, Mercer, Taylor.
Replacements: Tanner, Dowding, Palma-Newport, Caldwell, Skuse, Cook, Adamson, Lane.
Newport Gwent Dragons: Hallam Amos, Will Harries, Pat Leach, Jack Dixon, Ross Wardle, Steffan Jones, Liam Davies; Owen Evans, Hugh Gustafson, Nathan Buck, Adam Jones, Ian Nimmo, Jevon Groves (c), Nic Cudd, Ieuan Jones.
Replacements: Sam Parry, Nathan Williams, Tim Ryan, Josh Tyler, Tom Brown, Wayne Evans, Ashley Smith, Dan Evans.
Referee: L Apgerainp-Roberts (RFU)