John Newton & Company Limited. Newton CDM system. Newton CDM 520. Product sheet 5

Certificate 22/6357

British Board of Agrément, 2022
John Newton & Company Limited. Newton CDM system. Newton CDM 520. Product sheet 5 Download document

Document Status

Current

Supplement

Core Supplement

Series

Certificate

Abstract

Relates to a high-density polyethylene (HDPE) membrane for damp-proofing walls, floors and ceilings and as a radon barrier in new construction or in existing buildings. It forms part of the Newton Membrane System and can also be used above ground as damp proofing membranes, over a contaminated or damp background, to support a dry lining or flooring. Key factors assessed were resistance to water and water vapour, resistance to salt transfer, properties in relation to fire, resistance to puncture, impact and loading, and durability.

History

Date of first issue: 5th October 2022.

Subjects

  • Waterproofing/damp proofing
  • Coverings and surface finishes
  • Felt/flexible sheets

Publisher History

The British Board of Agrément have been providing authoritative and independent information on the performance of building products for over 40 years. The certificates they produce contain data on durability, installation and compliance with Building Regulations.

Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

Accuris

We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.