So why exactly can t you use your old box spring.
Sleepnumber using old box spring on the floor.
The sleep number mattress would come with a firm non yielding flat platform so if you do decide to use your current box spring you need to inspect it to be certain it s flat across with no soft flexible areas.
According to casper the slats on older box springs are too far apart to support the weight of a foam mattress and that lack of support can cause.
All sleep number beds are standard bed sizes and are compatible with standard sized bedroom furniture.
If the slats on your bed frame are further than 2 inches apart we recommend laying a bunkie board inside your bed frame to create a solid surface for your sleep number mattress.
Box springs once had metal springs inside to absorb shock but today s box springs are more often made from wood or metal and consist of a hard sturdy box that sits under the mattress and supports it.
But you most likely have one or some other support feature under your mattress.
You don t have to follow any rules in the bedroom except your own so it s as ok to leave your box spring and mattress on the floor as it is to mount your bedding into a conventional bed frame.
For beds and adjustable bases we recommend rubber caster cups to place underneath each bed leg.
Hi george i urge you to replace the box spring regardless especially if what you have is 7 10 years old or older.
We recommend a solid surface platform bed or slats no more than 2 inches apart.
If you have antique or custom furniture we want to make sure that your new bed will fit.
Using an existing frame.