Police barred their way and scuffles broke out, a Reuters reporter said.
The protesters chanted: "We want justice", "bring them out" and "shame on you". Some in the crowd shouted "coward" at her, according to the BBC.
On Friday fire crews again used water to damp down the charred building as they began a third day of picking through the tower's charred remains.
Firefighters have said they did not expect to find any more survivors after rescuing 65 from Wednesday's fire, which turned the social housing block - home to about 600 people - into a flaming torch in minutes.
Theresa May met police and firefighters dealing with the aftermath of the disaster during a private visit to the west London site, but - unlike Labour leader Jeremy Corbyn and London Mayor Sadiq Khan - she was not seen to speak to families and residents.
The British Prime Minister is now asking for a public investigation.
Mrs May, already under pressure after a series of terrorist attacks and an election in which her Conservative Party lost its majority, said yesterday that a public inquiry was needed to ensure "this bad tragedy is properly investigated".
Since Wednesday, six victims of the fire have been provisionally identified though Cundy warned there was a "risk that sadly we may not be able to identify everybody".
- The Queen and the Duke of Cambridge visited community leaders, volunteers and some of the survivors at Westway Sports Centre.
- NHS England said 24 people are still being treated in hospitals across London, of whom 12 remain in critical care.
The investigation into the cause of the fire that has now been extinguished will take weeks, he added.
"Once again in our city we witness the heroic efforts of our emergency services who responded so quickly".
Pressure on the government to take quick steps to prevent a similar fire is growing as it emerged that the cladding used on Grenfell Tower has been used on other high rise blocks across the UK.
"We as the police, we investigate criminal offences - I am not sitting here and saying there are criminal offences that have been committed, that's why you do an investigation, to establish it", he said.
"Furthermore it will probably be some time before all victims are located due to the sheer difficulty of fire fighters working in a building which is unsafe and will require a meticulous search of the debris. People have lost their lives, people have had their homes destroyed, they have fled for their lives with absolutely nothing".
Italian EU affairs minister Sandro Gozi tweeted: "We have lost a great leader, above all a European with vision and courage". Putin was a KGB officer in communist East Germany when Kohl spearheaded the reunification of East Germany and West Germany.
Players will be able to fly around, attack enemies and do actions that Mario is not capable of doing, according to IGN . The big thing in Super Mario Odyssey is that Mario can throw Cappy at anyone or anything and possess it.
Since West joined the Warriors after the 2010-11 season, the Warriors have gone 328-158, including winning the NBA Finals twice. Inglewood is closing in on an negotiation agreement that could lead to the construction of a new Los Angeles Clippers arena.
He re-established diplomatic relations with Havana in 2015 and loosened some restrictions on doing business in the country. President Donald Trump tightens restrictions on travel to Communist-run Cuba.
Pruitt spoke at a White House briefing the day after President Donald Trump said the USA will abandon the Paris climate accord. The agreement also established a $100 billion fund to help vulnerable countries deal with the effects of climate change.
She brokedown while telling the audience. "Don't cry because it's over, smile because it happened", the tweet read. She did say she plans on coming back as an occasional guest host and to promote her future projects.
If you know anything about the whereabouts of Donnie Rowe and Ricky DuBose , they're asking you to call the U.S. The website states that Monica was a Chicago native and had lived in Baldwin County for the past 20 years.