Newton CDM 508 Membrane 40m2 500g/m2

Newton CDM 508 Membrane – BBA Certified 8mm Cavity Drain Waterproofing for Basements

The Newton CDM 508 Membrane is a BBA-certified, 8mm cavity drain membrane that provides long-lasting waterproofing for basements, cellars, tunnels, vaults, and other below-ground structures. Engineered as part of the Newton CDM System, this Type C maintainable waterproofing solution ensures effective water management and gas control, meeting BS 8102:2022 industry standards.

With a 30-year guarantee and a life expectancy exceeding 50 years (DIN 9001:2000), Newton CDM 508 Membrane offers high-performance vapour control and is independently certified as a barrier against hydrocarbon gases, radon, and methane.

Key Benefits

✔ Minimal Surface Preparation – No need for extensive or damaging wall treatment.
✔ Quick & Efficient Installation – Reduces project time and labour costs.
✔ Vapour & Gas Barrier – Provides superior protection against moisture and harmful gases.
✔ BS 8102:2022 Compliant – Certified for below-ground waterproofing applications.
✔ Maintainable Waterproofing System – Ensures long-term reliability with easy servicing.

Available Variants

🔹 CDM 508 (M1) – 2.4m x 20m (48m²)
🔹 CDM 508 eco Floor (M2) – 2.5m x 20m (50m²)
🔹 CDM 508R Gas Barrier (M1R & M2R) – 2.4m x 20m & 2.07m x 20m (48m² & 41.4m²)
🔹 CDM 508 Mesh (M3) – 2m x 20m (40m²)

Typical Applications

🏗 Basements & Cellars – Ideal for both new-build and retrofit waterproofing.
🏛 Historic & Listed Buildings – Suitable for heritage projects with minimal surface disruption.
🚇 Tunnels, Vaults & Arches – Provides a failsafe waterproofing system for underground spaces.

🔹 BS 8102:2022 Compliance – Newton CDM 508 Membrane is part of a maintainable system, ensuring long-term protection against water ingress.
🔹 Recommended Installation by Newton Specialist Contractors (NSBC) to guarantee optimal performance.

Newton CDM System – A Complete Waterproofing Solution

The Newton CDM System is a maintainable basement waterproofing solution, certified to BES 6001 by BRE Global, making it ideal for both new-build basements and refurbishment projects.

🔹 4 Key Components of the Newton CDM System:

1️⃣ Cavity Drain Membranes – Captures and redirects water away from the structure.
2️⃣ Drainage Systems – Ensures controlled water management and flow.
3️⃣ Pumping Systems – Newton Titan-Pro Sump System removes collected water safely.
4️⃣ Control Systems – Alarm monitoring for enhanced reliability.

🔹 Newton PAC-500 System – Provides combined waterproofing and gas protection for areas at risk of ground gases.

Technical Specifications

• Product Code: M1-5-40
• Size: 2m x 20m
• Colour: White
• Weight: 500g/m²
• Coverage Area: 40m²

📥 Download Product Data Sheets, Installation Guides & BBA Certification – See Tab

📞 For expert guidance and bulk pricing, call us at 01268 472358.

Downloads

•  Download CDM 508 Membrane Data Sheet

•  Download CDM 508 Membrane Safety Data Sheet

•  Download CDM 508 Membrane (M1 & M2) Declaration of Performance

•  Download CDM 508 Membrane (M1R & M2R) Declaration of Performance

•  Download CDM System Installation Manual

•  Download CDM 508 Membrane BBA Certificate

•  Download CDM 508 eco Floor Membrane BBA Certificate