List of featured suppliers of ROOF DRAINAGE Blue Roofs Water Retention Drains on Building Products Index
Roof drainage refers to the system responsible for collecting and directing rainfall from the roof of a building, and effectively channeling it away from the structure. Blue roofs are a type of green roof designed to hold onto water, typically using a membrane or tray system, to prevent rapid runoff. Water retention drains are designed to retain excess water, typically by channeling it to a designated location, such as an underground storage tank or rain garden.