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The Four Elements to Good Sound Proofing

Customers often ask how they can improve soundproofing on their developments. The first thing to understand is the basic of soundproofing design and construction. If you understand the basics, you’ll […]

Posted on Jul 16, 2018

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What is Sound Testing?

Sound insulation testing is a requirement of Approved Document E to assess the sound insulation performance of party walls and floors between dwellings. Sound testing is usually required once the […]

Posted on Jul 12, 2018

Illustration of room showing reverberating sound

Reverberation Noise in Common Areas 

Clients often ask us if they need to treat all the common parts within their block of flats to satisfy Requirement E3 (Reverberation in the common internal parts of buildings […]

Posted on May 15, 2018

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Improving Room Layouts Can Reduce Noise Disturbance 

In all cases, the location and layout of rooms within dwellings will play an important role in relation to the levels of subsequent ambient or background noise that surrounds the […]

Posted on May 11, 2018

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Sound Flanking Pathways Identified During Sound Testing

Since Building Regulations Part E was introduced, we have literally undertaken thousands of sound insulation tests in London and the South East; and as such we have built up considerable […]

Posted on May 02, 2018

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Careful Acoustic Design Considerations

Achieving good airborne and impact sound isolation requires careful acoustic design considerations. Two key areas that need to be addressed when improving a floor construction are the airborne aspect (TV […]

Posted on Apr 30, 2018

Workers working inside of a cleanroom environment

Air Handling Systems for Clean Rooms

Clean rooms need a lot of air and usually at a controlled temperature and humidity. This means that in most clean room facilities the Air Handling Units (AHU) consume over […]

Posted on Mar 19, 2018

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Building a Robust Cleanroom

Here at APT Sound Testing we often get asked questions such as such as what is a cleanroom?  and what are the essential elements that one needs to know about […]

Posted on Mar 19, 2018

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Testing Cleanroom Environments

All Cleanroom process environments must remain unfailingly clean, so merely filtering the factory’s air is inadequate. To minimise particle contamination it is important to build separate environments, called cleanrooms. These […]

Posted on Mar 12, 2018

Man in blue hazad suit evaluating cleanroom

Evaluation and Certification of Cleanrooms

There are many different clean room testing certifications, all of which may occur in any of three different stages: As Built: A cleanroom certified “As-Built Facility” defines a cleanroom fully […]

Posted on Mar 07, 2018

Man in white hazad suit carrying out cleanroom testing

Our Cleanroom Validation Services

APT Sound Testing carries out cleanroom validation services for your facilities, in accordance with the Orange Guide and the current ISO standards. In the event of contamination it is important […]

Posted on Mar 02, 2018

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Fume Cupboard Testing Methods

APT Sound Testing offer a wide range of testing services to meet the needs of our clients across all cleanroom industries from automotive to Nano Production. For every test we […]

Posted on Mar 01, 2018

Cleanroom testing

The Test Criteria for Fume Cupboards

All fume cupboards should be maintained in line with manufactures recommendations and performance thresholds, including expected face velocity and containment values, recommended and confirmed by them at the time of […]

Posted on Feb 27, 2018

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Fume Cupboard and LEV Testing

Fume cupboards are some of most important pieces of equipment within cleanrooms. Undertaking periodic testing of fume cupboards LEV are essential when it comes to protecting your personnel from hazardous […]

Posted on Feb 23, 2018

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Potential Hazards In Clean Room Facilities

There are many potential hazards in clean rooms, so maintaining the health and safety and adhering to the high standards of a controlled cleanroom environment requires thorough training and routine […]

Posted on Feb 16, 2018

Cars being manufactured inside of a cleanroom automotive facility

Automotive Cleanroom Testing

Since the early invention of the assembly line, the automotive industry has made incredible strides in their manufacturing processes. Indeed, a wide range of attention is given to mass defects, […]

Posted on Feb 02, 2018

Nanotech and Microelectronic Cleanroom Testing

Nanotech and Microelectronic Cleanrooms are designed to maintain temperature, humidity, particulate, static and pressure levels. This is due to the fact that these factors, as well as static forces, can […]

Posted on Jan 31, 2018

Medical Device Cleanroom Testing

Cleanrooms for medical device technology typically fall under ISO Class 7 and ISO Class 8 range. As you can imagine the manufacturing process for these products ensures that the surface […]

Posted on Jan 30, 2018

Defence and Optic Industry Cleanroom Testing

The previous blog concentrated on biotechnology and pharmaceutical cleanrooms testing. this blog is devoted to the defence and optic industries. The defence and optic industries use cleanrooms for many of […]

Posted on Jan 29, 2018

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Biotechnology and Pharmaceutical Cleanroom Testing

Biotechnology and Pharmaceutical Cleanroom Testing There are many different types of industries that use cleanrooms, so what makes a cleanroom in one industry different than another? It’s quite a common […]

Posted on Jan 29, 2018

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The Evolution of Cleanrooms

The Evolution of Cleanrooms Cleanrooms come in all shapes and sizes from small laboratories through to large manufacturing buildings. Cleanrooms are used  for a variety of industries such as pharmaceutical […]

Posted on Jan 24, 2018

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A Brief History of Cleanrooms

A Brief History of Cleanrooms The first cleanroom identified by historian’s dates back to the mid-19th century, where sterilised environments were being used in hospital operating rooms, although not clean […]

Posted on Jan 23, 2018

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The Importance of Cleanroom Particle Testing

The Importance of Cleanroom Particle Testing Clean room facilities such as Semiconductor and pharmaceutical manufacturers are examples of environments that require extensive and detailed air monitoring and periodic certification.  An […]

Posted on Jan 23, 2018

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How often should I undertake Cleanroom Particle Testing

How often should I undertake Cleanroom Particle Testing  In January 2016, ISO introduced an update to standards ISO 14644-1:2015 – Classification of air cleanliness by particle concentration and ISO 14644-2:2015 […]

Posted on Jan 19, 2018