Yes, the Helix mattresses can be used with a box spring, but it is not always required.
A box spring may be required if your existing foundation is not structurally sound or has slats more than 5″ apart.
You can also use a box spring if you just prefer the aesthetics of a higher mattress profile.

That being said, there are many suitable alternatives to box springs. Some of the most popular approved alternates include solid platform bases, slat foundations, bunkie boards, etc.
Helix offers the following foundations and bases:
