Out of many roof trusses the strongest you can find is steel roof truss. You can find steel roof trusses available at affordable price but you should go for cost efficient one.
However, if you want to buy prefab trusses then here are few useful tips that will help you to find the right supplier
1. First of all, make it a point to look for a prefab truss supplier with the help of internet. You can look for the supplier on various online portals. You will have varied option to choose from, thus you can choose one that suits with your specific need and requirement. But make sure that you choose a supplier who provides high quality and durable truss that can last for a long period of time.
2. You can also look for the supplier on yellow pages or on local business directory. You will surely find few there. Otherwise, you can ask your friends, relatives or neighbors if they know any reputed and reliable supplier in your vicinity.
It is preferable that you research about the supplier thoroughly so that you will not have to regret later on in the future. Moreover, looking onto reviews and feedback given by the customers about the supplier will help you to make a right choice.
Source: http://frameandtrussmanufacturers.blogspot.com/2017/03/useful-tips-to-find-right-prefab-trusses.html