Under Floor Insulation
Discover Superior Under Floor Insulation
Learn how our insulation system enhances a property’s comfort and efficiency and helps designers and specifiers meet building regulations and fire safety requirements.


Thermal Performance
With an enhanced thermal conductivity of just 0.032W/mK using the new Superglass Adapt Slab 32 product you can achieve a range of U-values on your project.
Energy Efficiency
Reduce energy consumption and lower heat loss with under floor insulation.
Safe, compliant comfort
Enjoy lasting comfort knowing that our underfloor insulation system is compliant with the building regulations and fire safe (A1 reaction to fire classification).

Enhanced Living
Improve your living environment with superior under floor insulation.
Shop for system components
You can purchase all system components through our online store. You need to create an account first by clicking here. Then we will contact you to set up your pricing and terms. You can become an approved C12 installer by filling out the form found on the dashboard in your account area.
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C12 C-stud CS50, 50mm width, length 2400mm to 3600mm
Price range: £3.65 through £5.47 -
C12 C-stud CS60, 60mm width, length 2400mm to 3600mm
Price range: £3.99 through £5.98 -
C12 I-stud IS50, 50mm width, length 2400mm to 3600mm
Price range: £7.39 through £11.08 -
C12 I-stud IS60, 60mm width, length 2400mm to 3600mm
Price range: £7.78 through £11.66

C12 Approved Installer Programme
Discover the benefits of becoming an approved installer by clicking here.
Want to become an Approved Installer with C12 Insulation? Click below to find out more.
What is under floor insulation?
Discover answers to frequently asked questions about the C12 Under Floor Insulation system below.
How does under floor insulation improve energy efficiency?
Under floor insulation reduces heat loss, keeping your home warmer and lowering energy consumption.
What materials are used in C12 Insulation’s system?
We utilise Superglass Adapt Slab 32 to deliver superior thermal conductivity and comfort.
Why choose C12 Under Floor Insulation?
Our system ensures enhanced dwelling comfort and unmatched energy efficiency. It is also fire safe and compliant with the Building Regulations.
Is under floor insulation suitable for all types of flooring?
C12 Insulation is only compatible with suspended timber floors.




