This allowed for rapid spread of smoke and heat in the deadly blaze.
The proposal was formulated in the last six months but was given new impetus by last week's deadly blaze.
Nonetheless, the experts said in interviews today, the fire was a text-book example of a deadly blaze involving a unsafe building and a 30-mile-an-hour wind.
Mr. Cruthers said sprinklers probably would have stopped yesterday's deadly blaze.
Investigators said that a neighbor trying to save the victims might have inadvertently fanned the small, smoky fire into a deadly blaze.
Most firefighters worry about deadly blazes.
In the weeks since the deadly blaze, Mr. Sharpton has played the roles of consoler, conciliator and political jouster.
The Mayor and the Commissioner sounded notes of caution yesterday that reflected the many questions still swirling unanswered about the deadly blaze.
The lawsuit filed yesterday seeks damages on Mr. Glynn's behalf in the deadly blaze that killed seven employees and the gunman.
In Indianapolis, Indiana, fire fighters battle a deadly blaze in an apartment building.