High density foam has a compression rate of 44 lbs. It features the perfect amount of cushioning and stiffness. Its soft but still holds its firmness and support for an individual to sit on it without compressing the foam too much. Compression = firmness compression (not density) is what determines firmness. If you don't want a cushion that's hard as a rock or a mattress that sinks when you sit on it, you have to check the compression or ILD number.
Medium density foam has a compression rate of 33lbs. It features the perfect amount of cushioning and stiffness. Its soft but still holds its firmness an individual to sit on it without compressing the foam to much Medium firm quality foam is designed for heavy traffic and high use applications. Size: 1 x 24 x 72 /density: 1.5/ 100% recovery rate/fire retardant/33 lb. compression = firmness compression not density is what determines firmness.
AK Trading Co. High Density Upholstery Foam Cushion, Polyurethane Foam Sheet - Made in USA - 1 H x 24 W x 72 L,White
💺 High-Quality White FoamTouch 1x24x120HDF1.8 Upholstery…
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