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  2. Do You Really Need A Box Spring? A Sleep Coach Explains - AOL

    www.aol.com/really-box-spring-sleep-coach...

    “Traditionally, box springs were designed to provide support and absorb shock for older, more flexible mattresses,” says Jack Dell’Accio, CEO and founder of Essentia Mattress. They also ...

  3. These 10 bestselling mattresses are on sale for Black Friday

    www.aol.com/lifestyle/these-10-bestselling...

    The Avocado mattress is Consumer Reports' recommended, with the publication giving it an 84 out of 100. It's known for its sustainable construction, which includes GOLS-certified latex, GOTS ...

  4. These 10 mattresses are on sale for Cyber Monday - AOL

    www.aol.com/lifestyle/cyber-monday-mattress...

    The Avocado mattress is Consumer Reports' recommended, with the publication giving it an 84 out of 100. It's known for its sustainable construction, which includes GOLS-certified latex, GOTS ...

  5. Box-spring - Wikipedia

    en.wikipedia.org/wiki/Box-spring

    Standard "high profile" box springs are 9 inches (23 cm) in height, whereas "low profile" box springs are between 5 and 5.5 inches (13 and 14 cm). Changing the thickness of the box spring and mattress requires revisions to the mattress and box spring coil stiffness. This is often why box springs and mattresses are matched and sold in pairs.

  6. Upholstery coil springs - Wikipedia

    en.wikipedia.org/wiki/Upholstery_Coil_Springs

    Prior to the early 1900s, springs were used as bed bases or box springs; these spring sets were not covered with fabrics. There were no "innerspring" mattresses manufactured until after 1900. Bushnell's patent has been cited [ 26 ] as an innerspring but it was an under bed spring--which in the mid-1800s was also called a mattress or base layer ...

  7. Marshall coil - Wikipedia

    en.wikipedia.org/wiki/Marshall_coil

    Marshall coils were invented in 1899 by Canadian-born James Marshall, a machinist and engineer who was born near Haldimand, Ontario, Canada.He received a Canadian patent [1] in 1900, and United States [2] and United Kingdom [3] [4] patents in 1902.

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