Damage is estimated at $500,000 following a fire at a duplex on Saturday morning.
Crews were called to the house at the corner of Irvine Avenue and Lillian Avenue at approximately 5:30 a.m.
One firefighter suffered a non-life threatening injury during suppression efforts, officials say.
According to investigators the fire originated on the main floor of the lower unit and extended to the upper unit.
No one was home in either units at the time of the fire.
Damage is estimated at $500,000 and Windsor fire says two people have been displaced.
Windsor fire says the cause is considered accidental and electrical cannot be ruled out at this time.
Further details are expected to be released when available.