APT Sound Testing have been undertaking both air and sound testing on my London projects since 2014 and always offer a quality service - thanks again guys!
APT was proactive and friendly from start to finish . I highly recommend them .
Thanks for a fantastic service guys, see you on the next project.
APT offers a first class testing service, thanks guys
The scope of our UKAS Accreditation is for Air Tightness Testing and Sound Insulation Testing only and the full scope can be found here