Vacuum laminated walls are the standard in laminated walls (versus pinch rolling). Some Cruisers still use hung walls(think of your home construction).
So having a vacuum laminated wall is nice but very common. A step above this are vacuum laminated walls with the Superlite Azdel composite:
Forest River, Evergreen RV, Lance, Jayco, and a few others are starting to use this wood free, mold proof, non-formehdayde product.
If the quality wasn't up to your standards start shopping the competitors, plenty of good products out there who still offer a two year warranty.