One speaker was Will Collier, who bought 25 per cent of a flat in West Hampstead Square but has since learned that flammable balconies and insulation must be replaced. His building is under 18 metres. “There are nurses, teachers and disabled owners in my block who are in a situation where they may lose their entire investment,” he told the MPs. “There’s around 800 residents across the development who face the prospect of bankruptcy whilst being trapped in dangerous buildings we are unable to leave...It's truly a living hell that we cannot escape.” A Wembley woman said leaseholders in her development were being charged for a £37,000 per month waking watch - almost £4,000 per year, per flat.