Premiership Champions Harlequins secured a comfortable 21-12 home victory in the Anglo Welsh LV=Cup at The Stoop on Friday evening.
Five penalties from Ben Botica and two from Louis Grimoldby were enough for Harlequins to see off Bath at the Stoop.
In a try-less encounter, Stephen Donald scored three penalties and Tom Heathcote one of his own as Bath kept in touch.
However the visitors slipped further away after Grimoldby's two kicks stretched the lead and handed Quins their second victory in the competition.
Final Score Harlequins 21 (15) Bath 12 (6)
Penalties: Botica 5, Grimoldby 2
Penalties: Donald 3, Heathcote
15. Tom Williams , 14. Seb Stegmann , 13. George Lowe , 12. Jordan Turner-Hall , 11. Sam Smith , 10. Ben Botica , 9. Karl Dickson , 8. Tom Guest , 7. Luke Wallace (C) , 6. Joe Trayfoot , 5. Charlie Matthews, 4. Pete Browne , 3. Will Collier , 2. Joe Gray, 1. Mark Lambert
Replacements : 16. Rob Buchanan , 17. Darryl Marfo , 18. Kyle Sinckler , 19. Sam Twomey , 20. Jack Clifford , 21. Ollie Lindsay-Hague , 22. Louis Grimoldby , 23. Tom Casson ,
15 Ollie Devoto,14 Olly Woodburn,13 Matt Banahan,12 Ben Williams,11 Tom Biggs,10 Stephen Donald,9 Chris Cook,1 Charlie Beech,2 Lee Mears ( c ),3 Anthony Perenise,4 Dominic Day,5 Dave Attwood,6 Will Skuse,7 Guy Mercer,8 Simon Taylor
Replacements: 16 Brett Sharman,17 Alan Cotter,18 Kane Palma-Newport,19 Ryan Caldwell,20 Josh Ovens,21 Michael Claassens,22 Tom Heathcote,23 Semesa Rokoduguni