With your smaller 2m x 2m gazebo - by adding sides - you can make it feel a bit more cramped.u003cbr/u003eHowever, the purpose of sides is two-fold - added privacy and then ultimately protection from the elements.u003cbr/u003eIt also has a minor thermal effect keeping any hot air more confined to the area and reducing wind chill that could affect. However, heat will still escape as the insulating properties of our canopy is limited.