Roof Gardens

A roof garden is any garden on the roof of a building. Besides the decorative benefit, roof plantings may provide food, temperature control, hydrological benefits, architectural enhancement, habitats or corridors[1] for wildlife, and recreational opportunities.

Advantages to a roof garden:

  • provides insulation saving you energy on you cooling costs.
  • extends the life of your roof
  • provides fresh fruits, vegetables and herbs for you and your family
  • helps with storm water run off

Roof Garden Composition

Roof garden composition

Roof Garden Drainage Composite

CCW MiraDRAIN® G4 Drainage Composite consists of a high compressive strength polystyrene core with "cups" and high-flow drainage channels allowing maximum water retention and drainage. A non-woven 100% post-industrial recycled content filter fabric and moisture retention mat is bonded to the retention side of the molded core to prevent passage of particles into the water reservoirs. MiraDRAIN® G4 has a heavy-duty protection fabric bonded to the bottom of the composite, making this versatile product the key to simplified green roof installation and reduced labor costs. CCW MiraDRAIN® G4 is designed to retain water in Roof Gardens while allowing excess water to quickly drain. In Carlisle Ultra-Extensive Roof Garden assemblies, MiraDRAIN® G4 is the only layer required above the membrane before growth media and plants are applied. Packaged in 4' x 50' rolls.

Root Barrier

Carlisle 40-mil non-reinforced GeoMembraneª is a polypropylene sheet specifically formulated for use in below grade applications to resist root growth. GeoMembraneª sheets are heat welded together to provide a monolithic roof cover. Carlisle GeoMembraneª stops the most invasive roots before they can reach the waterproofing membrane. Available in 12' x 100' rolls.

Protection Fabric

Carlisle CCW 300HV (16 oz/ sq. yd.) is a polypropylene non-woven needle-punched fabric, which is stabilized to resist soil chemicals, mildew, insects and is non-biodegradable. Carlisle CCW 300HV protection fabric is designed to prevent abrasion to the waterproofing membrane under the toughest conditions. Available in 40" x 200' and 12.5' x 200' rolls.

Roof Garden Growth Media

Carlisle's Engineered Growth Mediums for Roof Gardens are blends of carefully-selected materials optimizes for Roof Garden use. Designed to be lightweight while providing superior water holding capacity, Carlisle offers different growth mediums for the varying climatological regions of the country. Available in 1.5 - 2 cubic yard "Super Sack" bags as well as bulk truckloads.

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