Guides
Guides & FAQ
Practical answers about installing and choosing QONE products.
How to Install Peel-and-Stick 3D Foam Wall Panels
QONE's 3D foam wall panels are designed for simple, tool-free self-installation. This is a general step-by-step overview — always check the instructions included with your specific product, and contact us if you have questions about a particular pattern or size.
Read guide →Insulation Wallpaper vs. Regular Wallpaper: What's the Difference?
Both are applied to a wall, but they are built very differently. Here is what sets QONE's insulation wallpaper apart, based on its actual product specifications.
Read guide →What Does KATRI Certification Mean for QONE Products?
You may see "KATRI safety" listed among QONE's certifications. Here's what it means and why it matters for products used at home.
Read guide →Talk to the factory directly.
WhatsApp or email — answered by our export director, usually within 24 hours. chl@qone.kr
