Newton CDM System is a Type C cavity drain waterproofing system designed to manage water ingress in basements and below-ground structures. System includes BBA certified membranes, drainage conduits, sump chambers, pumps, and control systems. Suitable for new-build and refurbishment projects where a dry internal environment is required.

  • Cavity drain waterproofing system for basements and below-ground spaces

  • Includes a range of BBA certified membranes in 3mm, 8mm, and 20mm thicknesses

  • Drainage conduits, sump chambers, and pumps manage and remove water safely

  • Membranes resist chemically aggressive groundwater

  • Options for gas barrier membranes certified against hydrocarbons, radon, methane, and CO2

  • Ancillary products support installation, sealing, and maintenance

  • System is maintainable and designed for long-term performance

Applications

  • Basement waterproofing for new-build and refurbishment projects

  • Habitable spaces below ground requiring a dry internal environment

CDM Products

Ancillary products

  • CMD 906 Lime Inhibitor

  • CDM Condensation Strip

  • CDM plugs and ties

  • CDM tapes

Performance

  • Membranes third-party tested for long-term compressive load

  • Gas barrier membranes certified against hydrocarbons, radon, methane, and CO2

  • Diamond stud pattern on eco floor membrane increases compressive resistance

Product accreditations

  • BBA certified cavity membranes

Sustainability

  • Eco floor membranes made from 100% recycled material

Design and installation services

Newton Waterproofing works with a nationwide network of approved specialist contractors (NSBCs), who can provide full design, supply and installation services for Newton's waterproofing products. All work by NSBCs is provided with insured installation guarantees and design liability.