What is the difference between memory foam and high density memory foam?
What is high density foam mattress?
- High density foam is a very firm foam that generally makes up the bottom layer of popular memory foam mattresses. Other types of mattresses such as innerspring or hybrid may also use high density foam to support the spring systems. High density foams generally are not used to create the entire mattress because they are just too firm.
What is high density foam made of?
- High Density Foam. High density foam is made of a blend of polyurethane and has a tendency to off-gas. If you are susceptible to lung issues, please do additional research on the quality of foams before purchasing. Pros: Structural firm foam used by many mattresses to provide foundation and shape.
How much does memory foam weigh?
- Then they weigh it. 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.
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