Field notes on paint, protection, and detailing.
Practical, no-hype guides from Garage 7 in Philadelphia on paint protection film, ceramic coating, paint correction, and washing your car the safe way.

PPF vs Ceramic Coating: What Is the Difference and What Should You Choose?
Paint protection film and ceramic coating solve different problems. Here is how each one works, what it protects against, and how to decide — or combine them.

Colored PPF vs Color Wrap: Which Should You Choose, and What Does It Cost?
Both change your color, but a vinyl wrap and a colored paint protection film are very different products. Here is how they compare on durability, protection, and price.

Types of Ceramic Coating Explained
From DIY sprays to professional multi-year coatings and graphene-infused formulas, here is how the main types of ceramic coating differ and where each one fits.

1, 2, and 3-Step Paint Correction: What Is the Difference?
Paint correction is measured in steps. Here is what one, two, and three-step correction each remove, why paint hardness matters, and how to pick the right level.

How to Know Which Polishing Your Car Needs
Before any machine touches your paint, the finish should be assessed. Here is how defect depth, clear coat thickness, and a test spot decide the right level of polishing.

The Three-Stage Hand Wash: What It Is and Why It Matters
A safe hand wash is more than soap and a sponge. Here is how a multi-stage method with pre-wash, contact wash, and safe drying prevents the swirls that ruin a finish.

Automatic Brush vs Touchless vs Hand Wash: What Is the Difference?
Three ways to wash a car, three very different results for your paint. Here is how brush tunnels, touchless systems, and a proper hand wash compare on safety and cleaning.

Clay Bar and Iron Remover: What They Are For
Washing removes what sits on the surface. Decontamination removes what has bonded to it. Here is what iron removers and clay bars do — and why they come before polishing.