A fire continues to burn at the Dietz and Watson warehouse in Delanco sending black plumes of smoke into the air.

Fire at Dietz and Watson warehouse in Delanco (WTXF TV via Twitter)

The 6 alarm fire at the warehouse on Cooperstown Road, broke out around 1:30 p.m. has seriously damaged the massive building in Burlington County. Firefighters are having problems getting the fire under control because of the solar panels on the roof.

"With a normal roof, we would be able to get on there, trench it, cut it off and stop it at a certain point. With the power sitting on top of that roof, that building is not worth one of my guys' lives,"  Chief Ron Holt, Delanco Fire Department told WPVI TV.

There have been two explosions and a wall collapse according to WCAU TV.

It appears that the blaze started in the center of the building and quickly spread as the fire became more intense. The cause of the fire is not yet known.

Dietz and Watson tweeted that there are no injuries to its personnel at the warehouse Only 2 security guards were working today; the warehouse employs 130 according to WPVI TV.

The 300,000 foot warehouse is the size of 5 football fields according to WCAU TV and is the company's main distribution center.

Dietz and Watson CEO Louis Eni the grandson of the company's founder added, "It will take more than a fire to set us back. Over nearly 75 years, we've faced a lot, and we'll bounce back from this, too. We are so grateful to the brave firefighters who are working to put out the fire."

A Google Map view of the area indicates the warehouse is located in an industrial area not far from Route 130.

View Dietz & Watson warehouse factory in a larger map