Monarflex RMB350 - Radon Barrier Membrane

Monarflex RMB350 is a high quality loose-laid radon resisting membrane made from blends of virgin low density polyethylene (LDPE).

When used in a new building as part of the Necoflex RAM™ system, it provides an effective barrier to the passage of radon, air and moisture from the underlying soil.

Features & Benefits

Reinforced multi-layer membrane with high tensile and tear strength.
High radon gas resistance.
High performance moisture vapour barrier.
Enhances the overall air-tightness performance of a building.
Available in 4 metre wide roll (unfolded) which means quicker installation and fewer joints.
Fully compatible with the Necoflex RAM System.

Product Availability

Product Code	Description	Roll Size	Roll Weight
3004408	Monarflex RMB350	2m x 25m	18kg
3004409	Monarflex RMB350	4m x 25m	36kg

Product Data and Performance

Monarflex RMB350 is manufactured from 3 layers of virgin low-density polyethylene (LDPE) with a 12 x 12mm multi-filament polyester (1100 dtex) reinforcing grid between, to give high strength and tear resistance.

Performance Data:
Colour:	Red (top side) Black (underside)
Thickness:	0.35mm
Weight:	355g/m²
Tensile Strength:	>450N/50mm
Tear Resistance:	>405N
Elongation:	<19%
Moisture Vapour Transmission:	0.03 g/m²/day
Water Vapour Resistance:	>680MNsg^-1
Radon Gas Transmittance:	16x10^-9 m/s^-1
Radon Gas Permeability:	5.6x10^-12 m²/s

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