ScottishPower has set up a £1 million customer compensation fund after regulator Ofgem fined the firm over misselling.
Customers who believe they may have been missold to can either complete an online form here, or call the dedicated phone number on 0845 030 3048.
ScottishPower will deliver the remaining £7.5 million through payments to customers identified under the Warm Home Discount Scheme.
For more information on the Warm Home Discount Scheme, ScottishPower customers can call 0845 030 3041.
More top news
The soldiers who trained there left their names and messages on the walls of the tunnels.
Researchers were shocked to find the so-called Sussex Declaration hidden away in a record office.
The Hollywood star reportedly looked like he "switched into superhero mode" as he chased the suspect near his home.