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Extensive Green Roof System

Verified by manufacturer 6 months ago

Wallbarn Ltd

An extensive green roof system.

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+44 (0)20 8916 2222 Website

Application

Designed for green roofs.

Description

An extensive green roof system.


Features and benefits:

  • Designed for extensive green roofs with a 100–150mm overall depth.
  • The vegetation can be grass, sedum blankets, sedum or wildflower mixes, or herbs.
  • Each layer of component is supplied separately in bag or roll form and installed separately as a “dry” build-up, allowing easy access to roof areas.
  • Suitable for large scale areas, unlevel or more complicated decks as it is flexible and “built into” the existing structure.

General information

Color

Green

Material

Wild flower

Manufacturer guidance

Brick based low nutrient substrate, HDPE and PP / PE sheet membranes, sedum / wildflower blankets / plugs. Washed rounded pebble borders around drainage outlets, services etc. and as a fire break detail up to buildung walls etc. 

Length

Bespoke

Width

Bespoke

Height

Bespoke

Warranty description

-

Manufacturer guidance

Limited warranty on plastic products. No warranty for any living part of green roof systems without maintenance contract.

Uniclass

Ss_45_40_47_28 Extensive green roof systemsPrimary

CAWS

Q37/130 Extensive green roof

Product range

Green Roof

Specification data - Extensive green roof systems

Protection

-

Protection layer

Required.

Not required.

Root barrier

Polythene.

HDPE.

Separation layer

Polyester.

Polypropylene.

Moisture control

-

Drainage layer

Protecto-drain 20P perforated drainage sheet.

Guidance for specification option:

Thickness: 20 mm.

Manufacturer guidance

Can be cut and shaped around particular details.

Filter membrane

Recycled polyester.

Moisture retention mat

Recycled polyester.

Drainage ancillaries

Polyester geocomposite.

Planting systems

-

Planting medium

Manufacturer's standard.

Guidance for specification option:

Low nutrient aggregate based substrate with no peat content. Lightweight and free draining. In accordance with BS 8616.

Anti-erosion mat

Polyester.

Polypropylene.

Vegetation barrier

Plug planted extensive roof.

Sedum blanket.

Sedum/ wildflower mix.

Edge restraints

100-150 mm high aluminium edge trim.

Product Reference

Extensive Green Roof System

Roof Slope Range

15°.

Guidance for specification option:

Maximum roof slope.

Combustibility

B Roof T4 according to CEN/TS 1187:2012 and BS EN 13501-5: 2016.

Weight

100 kg/m².

Sustainability data

Contains Red List materials

No

Country of material origin

United Kingdom

Country of product manufacture

United Kingdom

Recyclability

90%

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

75 %

Literature

Brochure - M-Tray® Green roof system

Brochure - M-Tray® Green roof system

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M-Tray® Wildflower Modular Green Roof System - Wildflower Species