Waterproof core flooring or WPC is flooring industry lingo for Wood Plastic Composite. Sometimes, people use it interchangeably to abbreviate Waterproof Core, which also happens to fit perfectly since WPC vinyl flooring does come with a waterproof core.
WPC waterproof flooring is typically comprised of 4 layers.*
*Can vary between manufacturers.
This is the backbone of your plank.
This is the main event! Waterproof core flooring contains a solid, waterproof WPC core. It won’t swell, ripple or peel no matter much liquid you subject it to.
Printed Vinyl Layer
This is the layer composed of photo imagery that makes the vinyl look (nearly) identical to natural materials like stone or wood. Often, waterproof core flooring is the highest quality vinyl on the market. This means you get the most realistic looks that people will swear are real wood/stone!
Just like with traditional vinyl, it helps protect your floor from dents, scratches, etc. The thicker the wear layer, the more protection.