Police said no one was injured in the attack, as Pol Senior Sgt Maj Anusorn Khantikulanon, an official of the training division of Provincial Police Bureau 9, and his wife were not home.
Their son was home alone but was not injured.
Police said two insurgents arrived on a motorcycle and opened fire on the house with an MP16 assault rifle. Twenty spent shells of M16 ammunition were found at the scene.
The assailants also threw two petrol bombs at the house but they hit a concrete wall and did not damage the house. Two broken glass bottles were found at the scene.