Spec ID    G-SKY-T G-SKY-N G-SKY-L G-SKY-L-100 System Features     System Classification G-SKY Sedum System G-SKY Sedum System G-SKY Sedum Sytem G-SKY Grand Plant System System Diagram G-SKY Green Roof System G-SKY Washer G-SKY Washer          G-SKY Tray 500 (*1) (G-SKY Netting, 12 G-SKY Sedums, G-SKY Red Lava Rock 20mm, Roof Soil™2 30mm) G-SKY Netting G-SKY Sedum Plants, 50/m² (*3) G-SKY Sedum Plants, 50/m² (*3) G-SKY Grand Plants (*4 plant densities vary) G-SKY Red Lava Rock (20mm) G-SKY Red Lava Rock (20mm) G-SKY Red Lava Rock (20mm) Roof Soil™2 (30mm) Roof Soil™2 (30mm) Roof Soil™2 (100mm) G-SKY Drain with Cones G-SKY Drain with Cones G-SKY Drain without Cones G-SKY Drain without Cones GR Tape 20 GR Tape 20 GR Tape 20 GR Tape 20 Root Barrier Root Guard™ E Root Guard™ E Root Guard™ E Root Guard™ E Retention Wall G-SKY Wall 80A System G-SKY Wall 80A System G-SKY Wall 80A System G-SKY Wall 150A, GR Wall GRC 150, Bricks, etc. Applicable Roofs Pitched or Flat, with/without parapet, Windy Roofs, more than 3 stores, steep sloped roofs. Pitched or Flat, with/without parapet, Windy roofs, more than 3 stories high, steep sloped roofs. Pitched or Flat, Low-wind Roofs, Up to 3 stories high. Pitched or Flat, Low-wind Roofs, Up to 3 stories high. Plant Coverage at Install 70% Coverage 10% coverage (50% after 1 year growth) 10% coverage (50% after 1 year growth) Dependant on the plants selected. Automated Irrigation Drip Irrigation System Recommended Drip Irrigation System Recommended Drip Irrigation System Recommended Drip Irrigation System Highly Recommended Fully Saturated Structural Load 53kg/m² 10.9lb/ft² 49kg/m² 10lb/ft² 48kg/m² 9.8lb/ft² 104kg/m² 21.3lb/ft² Thickness 60mm 2-3/8" 60mm 2-3/8" 60mm 2-3/8" 130mm 5-1/8" Allowable Pitch without extra measures (*2) 1/100 ~ 3/10 (1% ~ 30%) 1/100 ~ 3/10 (1% ~ 30%) 1/100 ~ 1/12 (1% ~ 8%) 1/100 ~ 1/12 (1% ~ 8%) Maintenance Level Grade 1 (Low Maintenance) Grade 1 (Low Maintenance) Grade 1 (Low Maintenance) Grade 2 or 3 (Mid to High Maintenance) G-SKY Grand Cover Plant (Drought-tolerant plant that requires 80~100mm soil depth) G-SKY Washer (Securing washer for G-SKY Netting and G-SKY Tray 500) G-SKY Netting (Securing netting for high-winds & steep slopes) G-SKY Sedum Plant (Sedum plug that requires only 30mm soil depth) G-SKY Red Lava Rock (Mulch) Roof Soil™ 2 (Porous Lightweight Growing Medium) G-SKY Tray 500 (Pre-planted sedum tray, provides an instant Green Roof solution) G-SKY Drain with Cones (Drainage, Water Retention, Aeration, Support Cones) G-SKY Drain without Cones (Drainage, Water Retention and Aeration) GR Tape 20 (Double-sided Tape) Root Guard™ E (Root Barrier) Drainage, Water Retention and Aeration Root Guard™ E Root Resistance System High-Wind Resistant System (tested up to 60m/s) Low-Wind Resistant System Steep Slope Compatible System (*1) G-SKY Tray 500 is designed for the following sedums: Sedum mexicanum, Sedum reprustre and Sedum senanense.  Substitutions may be applied at customers risk. (*2) Allowable pitches describe the pitch that the system "as-is" can be installed on safely.  With additional soil stabilization methods, such as industry standard soil-stabilization geo-grids, steeper sloped G-SKY Green Roof solutions can easily be achieved. (*3) G-SKY Sedum Plants include: Sedum mexicanum, Sedum reprustre, Sedum senanense, Sedum album 'Coral Carpet', Sedum lineare f. variegatum, Sedum makinoi, Sedum oryzifolium 'Tiny Form', Sedum sarmentosum, Sedum spurium 'Dragon's Blood', Sedum tectractum, Sedum kamtschaticum 'Weihenstephaner Gold'. (*4) G-SKY Grand Plants include: Phlox subulata 'Pink or Blue', Lamiastrum galeobdolon, Bergenia cordifolia, Vinca minor, Vinca major variegatum, Oxalis articulata Savigny, Potentilla verna, Thymus serphyllum, Festuca glauca 'Elijah', Lavandula angustifolia 'Munstead', Ajuga reptans, Saxifrage aizoides, Armeria maritima, Achillea x lewsii 'King Edward', Dianthus gratianopolitamus, Saxifraga bronchialis spp. austromontana. Overview | Specifications | Price List | Materials | Construction Process