The water efficiency calculation methodology A1 This appendix sets out the water efficiency calculation methodology for assessin
The water efficiency calculation methodology A1 This appendix sets out the water efficiency calculation methodology for assessin
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Water Efficiency Calculations (Part G) - ERS - Residential & Commercial Energy Assessments & Building Compliance
Building Guidelines | Part G Sanitation, hot water safety and water efficiency | Appendix A Water efficiency calculator for new dwellings
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