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4328 Georgia Ave NW

Green Roof > Portfolio > 4328 Georgia Ave NW

About the project

  • Date: September 14, 2022
  • Client: 4328 Georgia Ave NW
  • Address: 4328 Georgia Ave NW
Discover the optimal balance of performance and weight with our 6-Inch Semi-Intensive Modular Green Roof. Engineered to achieve 50-75%+ annual stormwater retention, this versatile system (30-45 lbs/ft²) meets complex GAR and WQv compliance goals while delivering significant energy savings and extending the life of your asset.
6” Semi-Intensive Modular Green Roof System Data

6” Semi-Intensive Modular Green Roof System

Category Metric / Feature Metric / Estimated Data Client Value Proposition & Application
Stormwater Compliance Annual Water Retention 50% to 75%+ of annual rainfall. Meets GAR & WQv Goals: Reliably meets local Green Area Ratio (GAR) and Water Quality Volume (WQv) requirements.
Max Single-Event Retention Retains up to 1 inch of rainfall depth in a single event.
Structural Suitability Saturated Weight 30 – 45 lbs/ft² (Lower than the 8" Intensive option).
Energy & Asset Life Roof Surface Temp. Reduction Roof surface remains up to (6) cooler than conventional roofs.
Membrane Protection Protects the waterproofing membrane from UV radiation and thermal shock.
Horticulture & Installation Plant Diversity Supports a variety of sedums, grasses, and drought-tolerant perennials.
Installation Speed Pre-grown modular trays allow for rapid, precise, and contained on-site installation.