Short answer
A floor bed puts the mattress straight on the floor, so the underside gets no airflow and moisture can collect there. Lift and air the mattress regularly, consider a slatted floor frame, keep room humidity in the EPA's 30 to 50 percent range, and have the underside cleaned with the top. Underside treatment is an add-on to any cleaning.
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Regular price $249, Fall 2026 promotion price $199first mattress, any size · Fall 2026 promotion
HEPA vacuuming, enzyme treatment for organic odor, dry vapor steam and UV-C. We recommend cleaning twice a year.
Floor beds are popular for toddlers moving out of the crib. The mattress-care question is what happens underneath.
What changes on the floor
A sleeping child adds warmth and moisture every night, and a mattress flat on the floor has nowhere for it to go. The EPA advises keeping indoor humidity below 60 percent, ideally 30 to 50 percent, and says "the key to mold control is moisture control" (EPA). We cover this in depth in is it bad to put a mattress on the floor? and the under the mattress hub.
Floor bed routine
- Lift and air it when you change the sheets.
- Add airflow with a slatted floor frame or breathable base.
- Check the underside and the floor for damp spots or a musty smell (mold under a floor mattress).
- Use a protector made for the mattress (kids' protectors).
- Clean both sides. Underside treatment is +$50–$75 (should you clean the underside?).
Where to read next
A whole-house reset for the kids' beds
This section is our view. Kids' beds see the most spills, accidents and late-night messes in the house, so we clean them together in one visit. Every Sleep Sanitation visit starts with an inspection, then HEPA vacuuming, enzyme treatment on organic stains and odor, low-moisture dry vapor steam from our Italian-made Vapor Clean machines, UV-C light treatment and a moisture check before we leave. Normal accidents, stains and pet odor are included. The first mattress is $199 Fall 2026 special (regularly $249), any size, and each additional kids' bed in the same visit is $149. Underside treatment is +$50–$75. We recommend cleaning every mattress twice a year. Take the 60-second mattress quiz or schedule your cleaning. Call or text (402) 512-5658, or email info@sleepsanitation.com.
Changelog
- 24 October 2026: First published. Sources accessed on this date.
Sources
Last reviewed October 24, 2026. Manufacturer specifications and care instructions change; check the current version for your exact model. This page is general information, not medical advice. How we source and check pages: editorial standards.