When it comes to selecting SPC (Stone Plastic Composite) flooring, thickness isn’t just a number—it’s a key factor that affects comfort, durability, and suitability for different spaces. With common options like 4mm and 6mm available, how do you decide what’s best for your home or business? Let’s break it down.

1、Understanding SPC Flooring Thickness
SPC flooring is known for its rigid core structure, which provides exceptional stability and water resistance. The total thickness includes the UV layer,wear layer, printed film layer, SPC rigid core board, and underlayer (if attached). While thicker planks often come with added benefits, the “right” thickness depends largely on your specific needs.
2、4mm SPC Flooring: Sleek & Practical
✔ Ideal for:
• Low to medium traffic residential areas: bedrooms, studies, cafes.
• Spaces where minimal transition height is needed.
• Budget-friendly projects without compromising core features,like hotel.
✔ Benefits:
• Lightweight, easy to handle and install.
• Excellent stability underfoot while maintaining a low profile.
• Often requires pre-attached underlayer for basic comfort and sound reduction.

3、6mm SPC Flooring: Premium Comfort & Performance
✔ Ideal for:
• High-traffic areas: living rooms, hallways, kitchens, offices.
• Rooms where extra underfoot comfort and noise insulation are desired.
• Environments requiring higher impact resistance or installed over slightly uneven floor condition.
✔ Benefits:
• Enhanced durability and a more solid feel.
• Improved sound absorption—reduces echo and footsteps noise.
• Better thermal insulation, making it a good match for floors with underfloor heating.
4、Which One Is Right for You?
✔Ask yourself:
• Where will it be installed?
→ For bathrooms, kitchens, and busy areas: go thicker.
→ For low-use rooms: 4mm can be sufficient.
• What’s your room floor condition?
→ Minor imperfections can be better masked with a thicker board.
• Do you value comfort and noise reduction?
→ Thicker floors offer better acoustics and softer steps.
• What is your budget?
→ While 6mm offers more benefits, 4mm provides great value for money.

5、Thickness Isn’t Everything—Don’t Forget the Wear Layer!
A thicker core doesn’t always mean better wear resistance. Always check the wear layer thickness (e.g., 0.3mm, 0.5mm, 0.7mm), especially for commercial or pet-friendly environments.
6、Conclusion: Match Thickness to Your Needs
There’s no one-size-fits-all answer. Whether you choose 4mm or 6mm, both offer the waterproof and durable qualities SPC flooring is famous for. Your decision should be based on traffic, location, room floor condition, and personal comfort preferences.
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