<p> There is a draft of [https://www.iccsafe.org/wp-content/uploads/110116-Draft-CSA_ICC-B805-Rainwater-Harvesting.pdf CSA B805 draft] currently under review. Whilst this document intends to encompass single family dwellings, this section of the guide appears to require some revision before official release | <p> There is a draft of [https://www.iccsafe.org/wp-content/uploads/110116-Draft-CSA_ICC-B805-Rainwater-Harvesting.pdf CSA B805 draft] currently under review. Whilst this document intends to encompass single family dwellings, this section of the guide appears to require some revision before official release |