Firefighters battled two suspicious house fires in Perth's suburbs overnight.

The first fire started in Rockingham about 12.50am and caused $100,000 damage to a two-storey home in Cygnus Street.

The blaze was attended by four fire crews and took about 50 minutes to bring under control.

A second suspicious fire caused $100,000 damage to a home in Whitehorse Drive, Burns Beach, after it started about 4am.

It took three fire crews about an hour to bring the blaze under control.

Police are investigating.

The West Australian

Popular videos

Compare & Save

Our Picks

Compare & Save

Follow Us

More from The West