How do I apply for the HWHP ActewAGL rebate?

How do I apply for the HWHP ActewAGL rebate?

Contact an ActewAGL approved installer.
This Offer is available from the following approved retailers:
ActewAGL Energy Shop
100 Gladstone Street Fyshwick ACT 2609
Climate Master
116 Wollongong Street Fyshwick ACT 2609