Changes have been made to the Green Living Grant Scheme to provide more flexible support.
The scheme means eligible residents can access up to £6,000 to make their homes more energy efficient.
New changes now mean the amount contributed by the DfE for projects under £1,000 have increased by 75%.
Since October last year the scheme has received 1,666 applications, Only 19 of those haven't been approved for a Manx Home Energy Audit.