Building Air Tightness Testing Services in UK

Gradwell Group provides building air tightness testing Services in UK, helping businesses meet stringent energy efficiency and compliance standards. Our team of certified professionals specializes in testing large-scale buildings to identify air leakage, reduce energy wastage, and ensure compliance with Building Regulations Part L. Whether you're managing office spaces, retail units, or industrial facilities, Gradwell Group delivers precise and cost-effective solutions tailored to optimize the energy performance of your commercial property.

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All assessments completed in house

Competitive pricing on all assessments

24hour return offerered on all overheating assessments

Instant quotation

Why is Air Tightness Testing Essential for Commercial Properties?

Building Air tightness testing plays a critical role in assessing how effectively a building prevents the uncontrolled flow of air through gaps, cracks, or structural flaws. For commercial properties, poor air tightness can result in significant energy loss, increased heating and cooling costs, and reduced indoor comfort levels.

By conducting professional building air tightness testing, you can:

Achieve Compliance: Meet Building Regulations Part L requirements, a mandatory standard for energy efficiency.
Save Energy: Prevent heat loss and improve the overall energy efficiency of your building.
Reduce Costs: Lower energy bills by identifying and rectifying air leakage issues.
Enhance Comfort: Maintain stable indoor temperatures for better employee and customer experiences.
Boost Sustainability: Contribute to a greener environment by reducing your building’s carbon footprint.

Gradwell Group ensures your commercial property meets these goals with accurate testing and actionable solutions.

Our Building Air Tightness Testing Process

At Gradwell Group, we follow a systematic and thorough approach to air tightness testing, ensuring reliable and detailed results. Here's what you can expect:

1. Initial Consultation

We begin by understanding your building’s structure, purpose, and compliance requirements. This helps us tailor our testing process to your unique property.

2. Site Preparation

Before conducting the test, our team seals intentional openings like vents and chimneys and ensures the property is ready for testing.

3. Air Pressure Test

Using advanced equipment, we conduct a fan pressurization test (commonly known as a blower door test) to measure air leakage rates.

4. Comprehensive Reporting

Once the test is complete, we provide a detailed report highlighting areas of concern and offering actionable recommendations to improve air tightness.

5. Remedial Guidance

If your property doesn’t meet the required standards, our team provides expert advice on remedial measures to achieve compliance and enhance efficiency.

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Part O – Overheating Assessments we offer:

See below for all overheating assessments:

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