Building Products Testing You Can Trust

Testing for concrete, mortar, masonry and construction materials.

Kiwa CMT delivers comprehensive independent testing services for building products - from concrete cubes and mortar samples to historic lime-based materials. Our chemistry and materials teams provide accurate, impartial data to help manufacturers, contractors, and consultants ensure compliance, performance, and safety.

Receive a quote tailored to your needs

Why Building Products Testing Matters

Ensuring Quality, Compliance, and Longevity

  • Verifies material performance against UK standards

  • Supports product development and mix design optimisation

  • Identifies defects and degradation in existing structures

  • Enables safe reuse and restoration of historic materials

  • Reduces risk of failure, liability and costly rework

Who We Work With

Trusted by Construction Professionals

CMT works with manufacturers, contractors, engineers and heritage specialists who need accurate testing of concrete, mortar, masonry and other building materials - delivering impartial data for compliance, performance and restoration.

We work with:

  • Product Manufacturers
  • Contractors & Developers
  • Structural Engineers
  • Heritage & Conservation Specialists
  • Local Authorities & Housing Association

Business Benefits

Supporting Safer, Smarter Construction

01

Compliance

Meet product and Project-specific standards

02

Risk Reduction

Identify issues before they impact your build

03

Efficiency

Fast turnaround and expert interpretation

04

Reputation

UKAS-accredited service trusted by leading manufacturers and contractors

How We Work With You

Simple, Reliable Testing Process

1

Define material type and testing scope

2

Schedule site sampling or lab delivery

3

Perform high quality robust testing and analysis

4

Receive clear, actionable data reports

Standards & Regulations We Work To

Built on Compliance

  • BS EN 12390: Testing Hardened Concret
  • BS EN 196: Methods of Testing Cement
  • BS EN 1015: Mortar Testing
  • BS 4551: Chemical Analysis of Cement
  • ASTM C270, C780, C109, C1314 (Mortar & Masonry)

Frequently Asked Questions

How does your testing help us ensure compliance and avoid risk?

We provide impartial, high-quality testing data that can be compared against relevant standards — helping you verify material performance and make informed decisions using your own teams or external consultants.

Can you support product development or mix design validation?

Yes — our testing services support manufacturers and technical teams with accurate data for evaluating new formulations, admixtures, and performance characteristics.

Do you offer fast turnaround for urgent samples?

Absolutely. We offer responsive scheduling and prioritised lab testing to support time-sensitive projects and keep your programme on track.

Can I submit samples from site?

Yes, we accept site samples and offer on-site collection services.

Will you advise us on what to do with the results?

No — Kiwa CMT provides independent testing only. We supply the data and comparisons to standards, allowing you to make decisions with your own internal resources or external consultants.

Can you test historic or specialist materials?

Yes. We offer specialist testing for lime-based mortars, RAAC, HAC, and other heritage or non-standard materials, supporting conservation and restoration projects.

Do you provide chemical analysis of concrete?

Absolutely — including chloride, sulphate, and cement content.

Build Confidence in Your Materials

Partner with Kiwa CMT to ensure your building products meet the highest standards of safety, performance, and compliance.