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WebFeb 14, 2024 · Foam’s density is measured in pounds per cubic foot (PCF). At the low end of the spectrum, a cubic foot of memory foam will have a rating of 1.5, meaning it weighs 1.5 pounds per cubic square foot. The densest varieties have a rating of 8.0 or 8 pounds per cubic square foot. WebHardness is the resistance to surface penetration. Lower numbers indicate softer, more flexible materials, while higher numbers indicate harder and typically more durable materials. Along with the number there is usually an alpha scale rating with “A” being softer materials and “D” for harder materials. st mary\u0027s college quezon city address
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