Why Quality Work Starts at $600 When it comes to replacing internal doors, the internet is full of ‘cheap and cheerful’ advice. Bunnings might tell you that you can get a new internal door for a couple of hundred dollars. But here’s the truth: A quality internal door replacement, supplied and installed by a professional, starts at $600 per door. Why $600 is the Right Benchmark It’s Not Just a Door — It’s a System A door isn’t just a slab of timber. It’s hinges, latches, alignment, clearances, handles, paint, and fitment. Precision Fitting Takes Time Every frame is