Cundy also said the London Fire Brigade searched “every floor of the building” and recovered 16 bodies, but added it may take weeks for the search and recovery operation to become “significant”.
“As recent bad events in London and Manchester have brought to light, Blue Light workers do an extremely challenging job, encountering hard and traumatic situations”, he said.
Meanwhile, London mayor Sadiq Khan has said that high-rise tower blocks dating from the 1960s and 1970s could be torn down in the wake of the deadly fire.
Police also said that the number of people missing and assumed dead had risen from the previously official toll of 58.
Railway tracks run in front of the charred remains of the Grenfell Tower block in Kensington, west London, on June 17, following the June 14 fire at the residential building.
“But, frankly, the support on the ground for families who needed help or basic information in the initial hours after this appalling disaster was not good enough”, she said.
Residents and volunteers will attend a private session at No 10 on Saturday, it was reported, after intense criticism of May’s approach in the aftermath of the blaze, which claimed at least 30 lives and injured dozens more.
He reiterated there is a police investigation underway and that it will look at how the fire spread.
In this photo released by the Metropolitan Police on Sunday, June 18, 2017, a firefighter stands outside of the Grenfell Tower after fire engulfed the 24-storey building, in London.
Speaking outside Scotland Yard, Mr Cundy added: “I have investigated major crime for most of my service and I have seen some bad things”.
Two British officials said Sunday that new exterior cladding used in a renovation of the high-rise may have been banned under United Kingdom building regulations.
The cause of Wednesday’s blaze is still under investigation, but anger has mounted in the community amid reports that exterior panelling may have helped to fan the flames.
Prime Minister Theresa May announced a public inquiry into the disaster as police investigate whether any criminal offenses were committed.
“The prime minister is very aware that people want answers promptly and we want to get this going promptly, so that’s our intention”, the spokeswoman said.
“People raised these concerns, people were expressing issues regarding the safety and unsafe living conditions”, says Lancaster West Residents Association chairwoman Olesea Matcovschi.