A-7 Comprehensive Verification Method for a Rainwater Recycling System that enables the Refurbishment of Urban Building Stocks : Part 3 Evaluation of the validity of rain reuse system design and the water quality control

Abstract

A rain recycling system installed at a refurbished old laboratory was operated for 2.5 years. We evaluate the system validity and the volume of rain water storage tank is appropriately 0.023-0.057m3/m2 of collecting area. Water quality of recycling water was decreasing year by year.