Buy Sofa Bed Mattress Replacement -

If you choose a mattress that is too thick (e.g., 5+ inches), the sofa may not close properly, which can damage the folding mechanism over time. Common Size Standard Dimensions (Width x Length) Twin 35” x 72” or 38” x 72” Full 52” x 72” or 54” x 72” Queen 58” x 72” or 60” x 72” 2. Choose Your Material

Open the sofa bed and measure the interior width and length of the metal frame. buy sofa bed mattress replacement

Measure the height of the frame's side walls where the mattress sits. Standard sofa bed mattresses are 4 to 4.5 inches thick . If you choose a mattress that is too thick (e

For foam, aim for a density of 1.8 lbs or higher. Lower densities (1.2–1.5 lbs) tend to bottom out and lose their shape quickly after being stored folded. Measure the height of the frame's side walls

Sofa Bed Mattress Sizes and Dimensions Guide

The most common mistake is measuring the old mattress. Over years of folding, mattresses lose their shape and may no longer reflect the original dimensions needed for your frame.

Before hitting "buy" on a site like Amazon or specialty bedding stores, verify these three details: