This was a hot topic for a while a few years ago and I believe FM did some testing. The mattresses are considered as non flammable when used as manufactured in a residence. When stored in racks fire tests have proven that they still react to fire as an expanded plastic. You can probably find the fire test information on FM’s website
On Thu, Aug 8, 2024 at 6:14 PM Steve Leyton <[email protected]> wrote: > Seriously? > > Foam mattresses are required to have a nonflammable barrier, but that's > just a rating on the material used to cover and bind it. In most states > mattress toppers aren't required to be certified. Polyfoam is polyfoam and > it's a wee bit flammable. > > CEP > > > Steve Leyton > > Sent from my "Smart" Phone, so apologies for any typos or voice-to-text > corruptions. > > > > -------- Original message -------- > From: "Kyle.Montgomery" <[email protected]> > Date: 8/8/24 3:34 PM (GMT-08:00) > To: Discussion list on issues relating to automatic fire sprinklers < > [email protected]> > Subject: [Sprinklerforum] Mattress Storage Classification > > I’m working with a client who wants to store mattresses in racks. They are > foam mattresses, so these would be group A expanded plastics (EP). Each of > the mattresses is rolled up and packaged in a cardboard box. So, cartoned > expanded plastics (CEP), right? > > > > The customer (who is very knowledgeable about the mattress manufacturing > process and requirements) wants to argue that mattresses should not just > automatically fall into the “High-hazard (Group A Expanded)” category > because of the strict flammability standards that mattresses are legally > required to meet, specifically CFR 1633 – Standard for the Flammability > (Open Flame) of Mattress Sets. > > > > What are your thoughts on this? I have my own ideas, but I was wondering > if anyone had gone down the path before. Do you think the client’s > assertion has merit? Why or why not? > > > > Thanks. > > > > *Kyle Montgomery* > > *Aero Automatic Sprinkler Co.* > > [email protected] > > > > _________________________________________________________ > SprinklerForum mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to > [email protected] -- Thank You Brett Peters PFPS Ltd (780) 777 0568 Sent From My iPhone
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