Bedroom Furniture Storage.
No box spring also reduces the airflow below your futon mattress. Align an edge with a set of ends of the beams. Screw the slat into place using a wooden screw per beam.

Simple Mid Century Platform Bed

Awesome Mid Century Platform Bed

Canopy Bedroom Furniture

Easy Bedroom Furniture

Low Bedroom Furniture

Solid Mid Century Platform Bed

Unusual Mid Century Platform Bed

Wooden Mid Century Platform Bed