If you've spent any time looking at accessible restrooms, you've probably measured a toilet paper dispenser more times than you can count. It seems simple enough — 7 to 9 inches in front of the toilet, right? But here's the question that comes up all the time, especially with modern multi-roll dispensers: Where exactly do you measure from? The centerline of the dispenser housing? The centerline of the roll itself? The outlet where the paper comes out? Let's talk through it. W