Three back-to-back blasts apparently planted outside a house hit Dawood Zai area of Peshawar on early Friday morning.
According to the police, no loss of life has been reported yet but the house and a car parked nearby were damaged due to the explosions.
One of the three explosions was caused by a time device while the other two occurred after hand grenades were hurled at the house.
Investigation into the matter is underway.