Zoning latex
Jan 18, 2008 11:31 AM
Joined: Sep 10, 2007
Points: 395
Here's an earlier post of mine:

"If you are committed to making latex work (durability, comfort, anti-allergen) you may want to try the masochists route and build a zoned mattress, starting with a topper. My 3"/36ILD Talatech has arrived but still haven't unpacked it and replaced the temporary 3" PU piece run latitudinally in hip region. The PU has worked well--absolutely no lower back pain for 2 weeks with present set-up (4" roughly 20 ILD for legs/shoulders and 1" 20 ILD over 3" guesstimated 33 ILD PU for roughly 3' hip region). It's not rocket science. IMO, this is how latex mattresses should me constructed. Being able to vary the sides is nice, but offering variable support for various regions more important. In fact, I would bet that a king mattress consisting of: 10 strips of 3" x 14" x 80" and 2 strips of 3" x 10" x 80" of 44,36,and 28 (allows offset of latitudinal cracks between layers) topped by 2" of kingsize 28 ILD would be comfortable for almost everyone wtithout a lot of shipping. The 14" by 80" could have split side ILDs with factory glue seams for even more flexibility. Just keep the hips and shoulders happy--the ILD of the lower leg core is not very important so the "extra" ends up there. Containing it all within a nonstretch bottom and sides, with a stretch top cover would probably be sufficient (maybe with 3" deep cross support baffles at knees and nipples (24" and 28" from head and toe) for lowest level), though could eventually be spray glued. Zoned mattresses along these lines are available, but the ones I've heard of are pre-glued."

Update:
It works. Twin 3", 36 ILD (actually around 33) in place in hip region. 1" Overstock convoluted latex brings it up to roughly 3" in shoulder and lower leg. 2 layers of 1" mated Overstock convoluted covers everything. The spine stays straight and parallel to floor. Very comfortable, though probably could use a bit more soft depth for shoulders (another 3" layer of soft). The convoluted eventually will be replaced with better quality latex. Hips can probably use 44 for its additional 3" layer. Final depth will be around 8". NO lower back issues. I would encourage anyone experiencing problems with latex to try arranging materials sideways, folding, etc.. Sleep on it. No need to cut at this stage. Can even remove sofa seating PU cushions to access additional materials for testing.
Re: Zoning latex
Reply #9 Feb 3, 2008 12:43 PM
Joined: Aug 31, 2007
Points: 793
I really feel that zoning is the way to go to have a perfect bed.
Re: Zoning latex
Reply #10 Feb 4, 2008 12:09 AM
Joined: Sep 10, 2007
Points: 689
This is what my mattress guy says.

When I complained initially of lower back pain, he said his wife has the same problem with lumbar support. So he gave me those thin sheets of PU foam. I'm talking VERY thin as maybe a half an inch. He showed me how to layer them in a certain way and where to put them within my mattress on top of my latex. Or use them under a topper. I tried it, but I'm not sure if that was my answer. That was last year. I'm keeping them around just in case. He said that he is constantly experimenting with his mattress. His wife's, as well. One thing for sure, he can honestly say that he's tried just about every configuration you can think of. And, his assistant manager also experiments with ILDs and latex/PU foam combinations. He had a bad shoulder awhile back, so he found the need to soften up the zone under that area.

I should go back in and start asking about Dunlop and ask about Talalay and if it does, indeed, cause "pushing back" when it's firmer. After I bought my mattress I kind of felt like a pest because I wasn't feeling the firm support I wanted. So they changed out my springs and gave me another layer of latex. But, I sure didn't want to wear out my welcome! :-)

Lynn2006 wrote:
I really feel that zoning is the way to go to have a perfect bed.
Re: Zoning latex
Reply #11 Feb 4, 2008 8:49 AM
Joined: Sep 10, 2007
Points: 395
Do pick his brain and report back. If he knows how happy you are with his expertise and product, and that you are "spreading the word" online, he won't consider you a pest, but an asset.

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