Table of Contents

Published on: 25/10/2011

Acknowledgements
Acronyms and abbreviations
Executive Summary

1 Introduction

1. Role of rainwater harvesting systems
2. Design of RWH systems
3. Objectives of the study
4. RAIN Foundation

2 Methodology

1. Life-Cycle Costs (LCC) terminology
2. Sources of information 
3. Life-Cycle Costs (LCC) framework for RWH systems 
4. Water supply service levels required to analyse costs

3 Results and discussion

1. Costs relative to the supply system
2. Economies of scale in RWH systems 
3. Influence of lifespan and climate on costs of RWH 
4. Regional differences in CapEx and OpEx of RWH systems 
5. Life-cycle costs of water supply systems 
6. Expenditure on post-construction support

4 RWH: historical trends and drivers

1. User preferences
2. Long-term role of RWH and water scarcity 
3. Unlocking potential household investment in RWH 
4. RWH and global trends 
5. Externalities and safeguards of RWH

Conclusions
References