Research and reports

This project was to monitor the performance of three Stiebel Eltron, model WWK300A heat pump water heaters that were installed into homes in Auckland, Wellington and Christchurch. The monitoring of the systems was undertaken by BRANZ and the results of 12 months monitoring is now available.

See the full report below fro more information on the performance of these systems.

Thames Coramandel District Council installed a 200kW wood chip boiler at their Centennial Pool. This monitoring report outlines the reasons for the project, the issues with the installation, the savings made, and the expected payback of the project.

This document sets out, and seeks your feedback on, draft proposals for new Minimum Energy Performance Standards (MEPS) for compact fluorescent lamps (CFLs).