it would help knowing the manufacturer of your mattress.
if it's Flair, you can contact them and buy off their website.
you can sometimes find the controls on Ebay.
it always helps if you post year, make and model RV you have.
and Zoe the Wonder Dog(R.I.P.)
'07 Roo 23SS pushing an '07 Chevy Avalanche
Equalizer WDH and Prodigy BC