It would be a question for buying or hiring scaffolding system. Buying a new one would cost lots of money and hiring one would save money. And this question would consider from lots of aspects I think.
First of all, you should make sure your plan is okay and then decide which type of scaffolding is appropriate for the project at hand. Then you need to figure out that many of the larger construction firms choose fully managed scaffolding contracts, which is a popular option. For them, they need the product everyday, under this situation, buying one would be convenient once you need them. Of course, some construction firms choose used or second-hand scaffolding, which is also a trendy choice and many of the firms also choose cheap imported replica systems. There are impending danger and fatal risk connected with both these options so be very careful when considering either.