Rainwater recycling system

摘要

A rainwater recycling system comprises a roof gutter profile 11. The roof gutter profile comprises an upper channel 2 for receiving rainwater run-off and a reservoir section 8 below the channel section 2. Means are provided for allowing rainwater to run from the upper channel section 2 into the reservoir section 8, these means may comprise at least one drainage aperture 5. A sump 10 may be provided at the lowest point of the gutter profile 11 in use. A plurality of gutter profiles 11 may be connected to each other or may be arranged to cascade water from one to another. The reservoir section 8 may be connected to a water consumption device via an outlet 12. The water consumption device may be a toilet cistern. A toilet cistern having an inlet for recycled water and an inlet for mains water is also provided. The cistern may have a valve for each inlet and may be set up to receive water from mains supply and recycled supply at a 1:10 volumetric ratio. The valves may be operated by respective floats or by a common float.