Best Carpet Underlay: Guide to Choosing the Right Type

When you invest in new carpet, don’t overlook the foundation beneath it. Foam carpet underlay is essential for comfort, durability, and insulation. The right underlay makes your carpet feel softer, last longer, and even help lower energy costs.

Below, we’ll show you why our foam underlay range, available in 8 mm, 10 mm, and 12 mm thicknesses, is the ideal choice for your flooring upgrade.

Why Use Foam Carpet Underlay?

Foam (PU) underlay isn’t just an extra layer, it delivers real, practical benefits:

• Improved comfort – Adds exceptional softness and cushioning underfoot.
  
  
• Noise reduction – Absorbs sound for a quieter, more peaceful home.
  
  
• Insulation – Helps retain heat and reduce energy bills.
  
  
• Carpet lifespan – Reduces wear and tear, preventing premature flattening.
  
  
• Better fit – Ensures a smooth, professional finish.
  
  

Foam underlay is lightweight, easy to handle, and made from recycled materials, making it a sustainable and smart choice.

Why Choose Our Foam Underlay Range?

Our foam underlay collection is designed to suit every room and level of comfort you want.

8 mm Foam Underlay

• Popular, versatile thickness
  
  
• Excellent comfort and durability
  
  
• Perfect for living rooms, dining rooms, and general-use areas
  
  
• Easy to handle and install
  
  

Best for: Everyday use with a balance of softness and practicality.

10 mm Foam Underlay

• Adds extra luxury underfoot
  
  
• Great heat and sound insulation
  
  
• Ideal for bedrooms and lounges
  
  
• Offers superb cushioning for family spaces
  
  

Best for: Rooms where you want that added plush, cosy feel.

12 mm Foam Underlay

• Ultra-plush, premium softness
  
  
• Superior comfort for low-traffic spaces
  
  
• Great thermal insulation as it helps keep rooms warmer
  
  
• Perfect for feature areas where luxury matters most
  
  

Best for: Bedrooms, relaxation spaces, or anywhere you want maximum comfort.

Pro Tip: Thicker underlay isn’t always better everywhere so match your underlay thickness to your room use for the best result.

How to Choose the Best Foam Underlay

When selecting the right foam underlay, think about:

• Room use – Choose thicker for comfort zones like bedrooms.
  
  
• Budget – All thicknesses offer great value—pick the feel you want.
  
  
• Insulation needs – Higher thickness improves warmth and soundproofing.
  
  
• Subfloor compatibility – Our foam underlay works with most subfloors.
  
  
• Door clearances – Make sure there’s enough space under doors for thicker options.
  
  
  

Final Note: Upgrade Your Flooring with Foam Underlay

The right underlay is the secret to a truly luxurious carpet finish. Our foam underlay range offers comfort, durability, and insulation that you’ll feel every day.

Ready to choose yours?
Browse our foam underlay selection in 8 mm, 10 mm, 11mm and 12 mm thicknesses, or contact us today for expert advice and friendly support.