Anthony Perenise and Horacio Agulla scored for Bath as the West Country side came out of a wet Sixways with a 21-6 win over Worcester.
Three penalies from George Ford put the visitors 9-0 up before Perenise’s try from close range made it 16-0.
Paul Warwick kicked a penalty just before and after half-time to reduce the gap but Agulla sealed the win only two minutes after coming on the pitch.
Meanwhile, Gareth Steenson won the battle of the boot to help Exeter claim a 18-16 win at Sale.
The Chiefs’ fly-half kicked six penalties to Danny Cipriani’s three to secure the win but Mark Cueto’s late try salvaged the losing bonus-point for the Sharks.
In the RaboDirect Pro12, Leinster claimed a 23-19 win at the Dragons and Edinburgh secured a narrow 25-23 success over Zebre.
In the Greene King IPA Championship, the Cornish Pirates beat London Scottish 16-8 while Moseley claimed a vital 15-6 away win at Ealing Trailfinders.
Read the full reports and analysis in Sunday’s edition of The Rugby Paper.