CARLOW kept their good run going with a 12-point win over the Exiles at Dr Cullen Park.
Luke Dempsey's men quickly established their domination, with midfielders Darragh Foley and Thomas Walsh providing a good supply to the forwards.
Foley pointed two frees as Carlow went four points clear after 14 minutes. The visitors responded with two points, but Carlow stormed 0-10 to 0-2 ahead, before Liam Gavaghan shot a superb goal as London trailed 0-11 to 1-2 at the break.
Three quick points from Brian Murphy (free), Sean Gannon and Aidan Murphy stretched Carlow's lead further Substitute Cormac Mullins put the matter to bed when scoring a neat goal to make it 1-16 to 1-2 by the 51st minute.
Man of the Match: D Foley (Carlow)
Scorers -- Carlow: D St Ledger 0-6 (5f), D Foley (3f), B Murphy (3f) 0-4 each, C Mullins 1-0, S Gannon 0-2, A Murphy, J J Smith 0-1 each. London: L Gavaghan 1-1, E O'Neill 0-3, S Kelly (1f), N Tuohy 0-1 each.
Carlow -- T Reilly 6; B Kavanagh 6, T Bolger 6, P McElligott 6; K Nolan 7, A Murphy 7, P Cashin 7; D Foley 8, T Walsh 7; B Murphy 7, P Hickey 5, E Finnegan 5; D St Ledger 7, S Gannon 7, J J Smith 7. Subs: C Mullins 6 for Gannon (47), M Clowry for Foley (49), D Bambrick for Hickey (54), E Ruth for Finnegan (54), G Nolan for Cashin (67).
London -- E Byrne 6; N Tuohy 6, S McVeigh 7, D McGreevy 5; C Moane 5, A Gaughan 7, K O'Leary 6; D Hagen 6, C McAllion 6; T Waters 5, C Conneely 5, A Concannon 5; S Kelly 6, L Gavaghan 7, E O'Neill 7. Subs: T Moriarty 5 for Moane (44), D O'Sullivan for Waters (44), R Duggan for Conneely (51), M McCoy for Concannon (57).
Ref -- S Carroll (Westmeath).