No, all companies who manufacturer shampoo equipment for carpets are not the same. In order to understand the differences between each company will require you to take the time to carefully research each one. In order to obtain a list of potential companies you can research, you can ask your colleagues which company they may have used or you can do a generic Google search.  If your colleagues have companies they have used in the past, you need to make sure you ask them if they have been satisfied with the cleaning machines.  If they were not pleased with the products, you should forgo contacting the companies.  If they were happy with them, you can contact these companies and ask them questions as well as for a list of their references.  Once you have a list of their references, you can then call and ask them their opinion of the pr ... Read more »