Officers say a black Toshiba laptop was missing from the lounge. A laptop bag was later found dumped in Harlow.
Detectives investigating a house fire which killed six members of the same family are treating the deaths as murder, police said tonight.
Essex Police have said a house in Harlow that killed six members of the same family is now being treated as a murder investigation.
Police are asking people with private CCTV cameras to check for clues on how a fire that killed six members of one family started