Fire crews have tackled a second blaze at a Houghton factory in just 24 hours.
Firefighters from Farrington, Rainton Bridge and Washington, were called to the fire at TKT Cosyfoam in Lambton Lane at 3.38pm.
Crews used two breathing apparatus and a hose reel to put out the flames and left the scene at 4.24pm.
This is the second time in two days that firefighters have been called to the factory.
On Sunday more than 20 firefighters attended a large rubbish fire inside the factory.
Crews were called at 5.10pm and managed to extinguish the blaze.
Tyne and Wear Fire and Rescue Service confirmed the service is working with police to establish the cause of the blaze.