Newtonite Lath Mesh Membrane – High-Performance Damp Proofing Solution
Newtonite Lath Mesh Membrane is a high-density polyethylene (HDPE) damp proof membrane with a heat-welded, rot-proof polythene mesh. Designed for superior adhesion, it creates a mechanical key for plasters, renders, and dot & dab plasterboard, providing long-lasting protection against moisture ingress.
Key Benefits
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Effective Damp Proofing – Completely separates the wall surface from dampness, ensuring no moisture or salt damage.
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Strong Mechanical Key – The meshed surface provides excellent adhesion for plastering and rendering.
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No Chemical DPC Required – Eliminates the need for injected damp-proof courses.
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Fast & Easy Installation – Lightweight and easy to cut with a knife, scissors, or shears.
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Minimal Surface Preparation – Can be installed over existing render without additional damage.
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Durable & Reliable – Guaranteed against deterioration for 30 years with a 50+ year life expectancy.
Typical Applications
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Damp-proof base for plasters, renders, or dot & dab plasterboard.
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Rising damp protection for internal walls in homes and commercial properties.
Product Variants & Codes
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1.0m x 10m Roll – Code: M16
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1.2m x 10m Roll – Code: M9
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1.0m x 20m Roll – Code: M21
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2.0m x 20m Roll – Code: M22
Technical Specifications
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Material: High-density polyethylene (HDPE)
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Colour: White/Translucent
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Thickness at 100 kPa: 2.64mm
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Water Vapour Resistance (Sd value): >604m
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Thermal Conductivity: 0.461 W/mK
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Fire Resistance: Euroclass E
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Chemical & Oxidation Resistance: Excellent
Newton Waterproofing Systems, established in 1848, is a trusted leader in damp proofing solutions, offering reliable and industry-proven products for modern and heritage buildings.
Technical Data
Installed Performance |
Result |
Thickness at 100 kPa |
2.64mm |
Thermal conductivity |
0.461 W/mK |
Water vapour diffusion resistance – Sd value |
>604m |
Resistance to fire |
Euroclass E |
Chemical resistance – Excellent |
100% |
Oxidation resistance – Excellent |
100% |
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