What Is Convoluted Foam

The term convoluted describes foam with a ridged design that has peaks and valleys. Often called egg crate foam, convoluted foam is lighter than a solid piece of foam and allows for added airflow. Foam mattress toppers often use convoluted foam designs for added support.

What is convoluted comfort foam?

Convoluted foam was designed as an inexpensive method of doubling foam production. By splitting the foam in half and carving points into it (like an egg crate), you get two 4 inch thick sheets of foam out of one 4 inch thick sheet of foam. … So along comes the use of acoustic foam.

What is high density convoluted foam?

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 foam is made of a blend of polyurethane and has a tendency to off-gas.