There is a wedge system of fixing the ceiling.

Can be made with a harpoon, you can install on an expensive aluminum profile or on a cheaper plastic. There is a wedge system of fixing the ceiling. Naturally, the cost of the work of masters may also differ. Typically, companies engaged in the installation of a turnkey stretch ceiling take 20-30 % of the cost of the canvas from the client. However, it is always necessary to compare the cost in several similar companies. Because the most famous ones invested a good amount in an advertising company. So this will be compensated by either the presence of only the most expensive paintings in the assortment, or the cheapest materials will be used during installation.