Do I need to assemble my Aviya Foundation? Customer Support August 16, 2019 13:56 Updated Yes, you will need to assemble the foundation. Easy to follow instructions are included. Related articles How much does the Aviya Foundation weigh? Tell me more about the Aviya Foundation. Can I use a box spring instead of a foundation? How much does the bed foundation cost? How much weight is the Aviya Foundation designed to support?