Thinking about refreshing your home's interior? Understanding the interior painting cost in NZ is crucial for planning your budget. Costs vary depending on the size of the area, the type of paint, and the complexity of the job. On average, interior painting ranges from $20 to $40 per square meter. One often-overlooked aspect is painting interior doors in NZ, which can add a polished finish to your home. Door painting costs typically range between $80 and $150 per door, depending on the material and condition. Hiring professionals ensures a flawless finish, adding value and style to your home’s interior.