Density... Polyurethane Foam is an incredibly difficult product to know in general. To get fresh information, please consider checking out: electric adjustable beds. There are a great number of urban myths and false realities on the web that it is hard to know the item and how to find the right choice for you. You will find two important items that should be known before buying a foam product online. The foremost is thickness and the second reason is ILD (Indention Load Deflection - or FIRMNESS). Many listings do not also mention ILD and density is very frequently lied about on Ebay. Density is a measure of quality which lets you know simply how much one cubic foot of memory foam weighs. Density is a measure of quality and perhaps not firmness. The most frequent thickness is 5 lb. memory foam and that is where the confusion starts. Tempur product was the initial memory foam in the future onto the marketplace and its density is 5.3 pounds. per cubic foot. That quickly has become the standard for measuring quality in foam products. For-a cover, 3 lb. memory foam or better will normally suffice. For-a mattress, 4 lb. Foam or better is recommended. To research more, you may peep at: adjustable beds. When the thickness is less than 4 lbs. per cubic foot, the mattress will not last extended. You can easily assume a 4 lb. or better bed to last you for more than 10 years. There is a brand new form of foam that weighs about an 8 lb. Identify more on an affiliated URL by browsing to commercial best bed mattress reviews. density. Tempurpedic includes a new mattress coming that uses a 7.2 lb. Occurrence. These super-high density memory foams are new trends that will be created by an interesting product within the foam bedding industry. ILD is really a way of measuring stiffness with foam services and products. It can be extremely complicated to know the way the measuring process works, and so I will attempt my best to describe it in plain english. The best way to understand ILD is to utilize a sliding scale. With foam products the most typical ILD reviews are from 8-20. 8 is lush and 20 is firm. Tempur product has an ILD of 14 and has a medium firmness level. Memory Foam with an ILD rating of 10 is lavish and helpful with a rating of 5 lb. Thickness. ILD is the MOST critical aspect to consider when buying foam goods anywhere. Producing memory foam Memory Foam is done in 3 main ways 1. The first solution to produce polyurethane foam has been a molding process. Here is the way their memory foam is created by Tempurpedic. Browse here at the link sponsors to compare the reason for it. The process uses substances that other memory foam makers use, but it is genuinely a subpar way to generate memory foam that results in inconsistencies to the way each bed feels. Test this for yourself and you'll find that some Tempurpedic beds that would be the same type will feel different when tested. 2. The 2nd method to develop memory foam is in a vacuum sealed chamber. Here is the way foamex makes their polyurethane foam and it gives a good experience and a consistent solution. 3. The final strategy to create memory foam items is perhaps one of the most disturbing. Here is the way many Chinese polyurethane foam is done. They create closed cell foam and then they break it to create open celled memory foam. This results in a believe is pretty constant and is actually maybe not as bad as it looks. Asian memory foam has improved in quality substantially in the last few years and can be quite a decent value at reduced prices than a number of the common manufacturers. On E-bay, 855-444 of results are set up by only two different organizations. One organization is wholly dishonest about their products and services and the other uses their other IDs to deceive clients in-to seeing false opposition. Be cautious when buying memory foam on Ebay and don't become a victim..