Officers responded and engaged with Thomas Razzi, who went back into the home on 4000 block of Cardin Place around 1 p.m., according to Lower Providence Township police chief Mike Jackson.
Not long after, there were a series of explosions that caused three homes to catch on fire, and left one person with minor injuries, Jackson said.
Razzi's body was later found in the rubble, authorities said.
Crews were still battling the heavy blaze as of 3 p.m.
A shelter in place order for the area of the Eagle Stream Apartments on Sunderland Drive was lifted as of 3 p.m.
A GoFundMe campaign was posted for the victims of the damaged homes.
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