Chelsea dropped points in the Premier League for the first time under Graham Potter after producing a flat performance in a 0-0 draw at Brentford.Kepa Arrizabalaga continued his excellent form to keep the hosts at bay in West London, but Cory Schneider Jersey a much-changed Chelsea side failed to carve out clear-cut chances during Wednesdays frustrating draw.While Potter remains unbeaten in seven games with Chelsea in all competitions, the result saw him lose his perfect Premier League record with the Blues, who mi sed their chance to close in on the top three.Chelsea remain seven points adrift of leaders Arsenal after failing to break down Thomas Franks Bees, whose defensive organisation came to the fore in an impre sive display.Kepa made a strong save from Ivan Toneys header as Chelsea withstood a flurry of early Brentford corners, before Conor Gallagher limped off after just 15 minutes in a blow for the Blues.The Spanish goalkeeper bettered that stop with a terrific reflex save after 33 minutes Jamie Langenbrunner Women Jersey , clawing another Toney header away from goal after the striker latched onto a second ball in Chelseas penalty area. David Raya made his only save of the opening half from Cesar Azpilicuetas low drive two minutes later, before Bryan Mbeumo nodded straight at Kepa after the restart.Chelsea improved following the introductions of Raheem Sterling and Christian Pulisic, but their offensive woes were summed up by Kai Havertz shooting straight at Raya after finding space in the area. Kepa stood firm once again to stop Toneys low effort with eight minutes remaining, as both defences refused to be beaten in an even affair.What does it mean? Chelseas winning Joseph Blandisi Jersey streak haltedHaving made a flying start to his Stamford Bridge tenure, Potter approached Wednesdays match looking to become the fifth Chelsea bo s to win his first four Premier League matches at the helm (after Jose Mourinho, Guus Hiddink, Carlo Ancelotti and Maurizio Sarri), and just the eighth man to do so with any club in the competition.A fifth consecutive clean sheet for Chelsea in all competitions ensured Potter retained his unbeaten record, but Miles Wood Kids Jersey their old creative i sues returned as the Blues failed to find a way past Brentfords outstanding back three.Kepa repays Potters faithKepa made seven saves to help Chelsea to a 2-0 win over Aston Villa last time out he wasnt quite as busy at Brentford, but another fine display of shot-stopping saw Kepa repay Potters faith once again.The 28-year-old, who has supplanted Edouard Mendy as Chelseas number one, made five saves to preserve his fifth clean sheet in eight appearances this season (in all competitions).Brentfords key man deniedAhead of Wednesdays match, Toney had scored six goals in his previous five Premier League matches, accounting for 75 per cent of Brentfords goals in that run (6/8). The me sage to Chelsea was clear; if they could stop Toney, they would stand a great chance of stopping the Bees.Toneys tallies of four shots and 0.76 expected goals were both game-highs, but the striker found Kepa in inspired form as Brentford fell short of a surprise win.Whats next?Chelsea host Manchester United in a huge Premier League clash on Saturday, while New Jersey Devils Jacket Brentford travel to struggling Aston Villa the following day.