Please select the product FAQs from the dropdown list below.
DEC's `range` from 1 year to 10 years depending on the size of the building.
A DEC assessment is a Display Energy Certificate for public buildings. This must be displayed in a public area for the public to view.
Depending on the size of the building, usually between 1 and 2 hours.
You must be able to provide us with the last 12 months of gas and electricity bills.