Three men are on the run after storming a Glenroy home armed with guns.

Two of the men were armed with long-arm rifles and the third held a handgun.

They broke into the Melbourne Avenue home in Glenroy via the garage about 10.40am on Wednesday this week.

Police say they threatened a woman, 21, and ransacked the bedrooms.

A male resident and a friend then came home, blocking the offender’s van in the driveway.

The three men pointed their guns at the pair, prompting them to drive away.

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No-one was injured.

The only thing stolen in the incident was a mobile phone.

Police have today released computer generated images of two suspects.