Evergarden anti-root membrane contains an additive to inhibit root penetration where the final layer is in direct contact with soil to provide a continuous waterproofing even at the joints. It is compatible with traditional or Phase flame free thermo-adhesive (heat activated) underlay. It can be used roof gardens, planter’s foundations, tunnels bridges etc.
A polymer elastoplastomeric bitumen membrane based on distilled bitumen modified by high molecular weight polymers added with Preventol B2(r) - a chemical agent against root penetration. EVERGARDEN PRV is reinforced by non-woven polyester continuous strand which is isotropic and very resistant. EVERGARDEN PRV is also available with a protected surface of natural slate chippings in a choice of colours.