Rainwater Harvesting Series 5 Why Use Syphonic Drainage Systems For A Flat Roof?

1. They need fewer outlets and downpipes than a gravity system.

2. Collection mains can be routed horizontally throughout the building; no need for pipes to be fitted on a gradient.

3. Multiple rainwater outlets can be connected to a single connector.

4. Benefit from costs savings that come from up to 80% fewer downpipes.

5. Pipe diameters are smaller due to full volume discharge.

6. It offers more design freedom and program flexibility.

7. Rainwater can be easily routed to a storage tank and distributed to various appliances.