Free tools for project teams

Plan, calculate and document.

Eight editable Excel workbooks and two Word templates. Download directly, review the assumptions and replace sample inputs with your site data.

01 · Rainwater · XLSX

Rainwater Harvesting Potential Calculator

Estimate monthly collection and compare annual potential with demand.

02 · Solar · XLSX

Compare estimated generation, self-consumption, exports and simple payback.

03 · Solar · XLSX

Estimate hydraulic energy, electric energy and indicative PV capacity.

04 · Water Monitoring · XLSX

Reconcile monthly external inputs, discharge, consumption and storage change.

05 · Water Treatment · XLSX

Compare existing and proposed cycles of concentration under an explicit simplified balance.

06 · Solar · XLSX

Record energy, irradiation, expected output and downtime without mixing performance definitions.

07 · Groundwater · XLSX

Turn site-specific NOC conditions into an owned schedule and retain meter readings.

08 · CSR and ESG · XLSX

Record claim boundaries, methods, sources, attribution and review decisions.

09 · Water Monitoring · DOCX

A field-ready checklist for sources, meters, treatment, reuse, cooling and maintenance.

10 · CSR and ESG · DOCX

Prepare a proposal covering verified need, scope, budget, outcomes and operating ownership.

Start with your site