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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

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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

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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

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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

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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

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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

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What is Clean Room Particulate Testing?

What is Clean Room Particulate Testing? Clean room facilities such as Semiconductor and pharmaceutical manufacturers are examples of environments that require demanding ongoing air monitoring and periodic certification.  An accurate […]

Posted on Jan 18, 2018

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How is a DOP HEPA Filter Test Carried Out?

How is a DOP HEPA Filter Test Carried Out? HEPA Filter testing is carried out using the following procedure. Our engineers carry out an inspection of the air supply system […]

Posted on Jan 17, 2018

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What is DOP Filter Testing?

We often get asked what is DOP (dispersed oil particulate) Filter Testing?. In most specialist clean room ventilation systems, there will be a high efficiency particulate air (HEPA) filter. This […]

Posted on Jan 17, 2018

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HEPA Filter Maintenance and Testing

HEPA Filter Maintenance and Testing Once ventilation equipment has been installed, it is vital to ensure it is working properly at all times and this includes checking and maintaining all […]

Posted on Jan 16, 2018

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HEPA Filter Testing

HEPA Filter Testing High Efficiency Particulate Air filters (HEPA Filters) are devices which remove solid particles such as pollen, dust and bacteria from the air.  HEPA Filters are used to […]

Posted on Jan 16, 2018