The Annex extension is a double zippered section designed to fit between the annex and floor to add an extra 4 inches to the overall height (please note this means the entrance may be up to 8 inches tall).
The Annex extension is a double zippered section designed to fit between the annex and floor to add an extra 4 inches to the overall height (please note this means the entrance may be up to 8 inches tall).
