Necoseal - Radon Barrier Membrane
Monarflex Necoseal is a virgin polyethylene membrane. When used as part of the Necoflex RAM System it provides an effective radon, air-tightness and moisture seal in the foundations of a new building. Necoseal should be used in conjunction with Easi-Load Radon DPC at all masonry walls.
Features & Benefits
- High radon gas resistance.
- High performance moisture vapour barrier.
- Enhances the overall air-tightness performance of a building.
- Fully compatible with the Necoflex RAM System.
Product Availability
Product Code |
Description |
Roll Size |
Roll Weight |
3006659 |
Monarflex Necoseal |
4m x 20m |
22kg |
Product Data and Performance
Monarflex Necoseal is a single layer, un-reinforced membrane made from a virgin blend of Low Density Polyethylene (LDPE).
Performance Data: |
Colour: |
Black |
Thickness: |
0.3mm |
Weight: |
270g/m² |
Tensile Strength: |
>345N/50mm |
Tear Resistance: |
>190N |
Moisture Vapour Transmission: |
<0.21 g/m²/day |
Water Vapour Resistance: |
>990MNsg-1 |
Radon Gas Transmittance: |
15x10-9 m/s-1 |
Radon Gas Permeability: |
4.5x10-12 m2/s |