Blue Roof Flow Control Intensive System Solution

CHARACTERISTICS

• For intensive green roofs
• Optigreen Water Retention Box WRB, including Flow Control system
• Additional storage volume of approximately 75 l/m² in Water Retention Box WRB 85i. Maximum storage volume of 140 l/m² in Water Retention Box WRB 150
• Very low discharge through individual Flow Control system setting
• Discharge yield, also less than 1 l/s adjustable
• Low weight due to cavity type construction of the Water Retention Box WRB
• Increased evaporation performance due to integrated capillary system
• Rainfall runoff model with the RWS 4.0 rainwater simulation program