This site uses cookies to store information on your computer. Learn more about these cookies, and how to opt out of them. Find out more

NBS Source
QA Certificate

QA Certificate

Certificate type



Provided by Quality Assurance

Additional notes: ROCKCLOSE® has been assessed by WFRC (Report No C114334) to provide 60 minutes integrity and 30 minutes insulation

+44 (0)1656 862621 Website