This is true for impregnated fire treatment however this also weakens the structural member. There are intumescent paint on the market that can be applied but must be approved first by the local AHJ.
The problem with these applications can be a lack of uniformity in the thickness applied (as with any coating) but section 1.5 allows alternatives were approved by the local AHJ On Thu, Sep 1, 2022 at 9:08 AM Anthony Carrizosa < [email protected]> wrote: > According to NFPA 703 NFPA 703 Fire Retardant – Treated Wood. > > > > This cannot be a paint applied after construction, but must be during the > wood manufacturing process. > > > > > > *Anthony Carrizosa * > > Project Manager *| *Fire Protection > > 7855 S 206 > <https://www.google.com/maps/search/7855+S+206?entry=gmail&source=g>th St > Kent, WA 98032 > > Cell: *206-679-5283* | Office Dir: *253-341-4593* > > https://archerconstruction.com > <https://linkprotect.cudasvc.com/url?a=https%3a%2f%2farcherconstruction.com%2f&c=E,1,Wdb65AWzMgSBzW3HDw91SfcRQCtxDUQKoJf-UowQ-WnB_WMosgG-8W7eLePJ42PwWQvLiQx16Pls052VqwHO7tKm-_u5AnWly0ewkNiMkxn-AjQb1JI,&typo=1> > > > > > > > > *From:* Fpdcdesign <[email protected]> > *Sent:* Thursday, September 1, 2022 6:58 AM > *To:* Discussion list on issues relating to automatic fire sprinklers < > [email protected]> > *Subject:* [Sprinklerforum] Intumescent Paint > > > > Has anyone dealt with a situation where an intumescent paint has been used > on a wood structure to make a space above a ceiling non combustible? I’ve > never been a fan of this stuff but I have a building owner that is adamant > about using it. > > > > Todd G Williams, PE > > Fire Protection Design/Consulting > > Stonington, CT > > 860-535-2080 (ofc) > > 860-554-7054 (fax) > > 860-608-4559 (cell) > > _________________________________________________________ > SprinklerForum mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to > [email protected] -- Bob Caputo, CFPS *President* *American Fire Sprinkler Association* p: 214-349-5965 ext124 w: firesprinkler.org <https://www.facebook.com/firesprinkler.org/> <https://twitter.com/afsa/status/1039528345367732224> <https://www.linkedin.com/company/american-fire-sprinkler-association-afsa-/> <https://www.instagram.com/firesprinklerorg/> *Train a safer, more efficient workforce.* By enrolling your employees in the AFSA Apprenticeship Training Series for Sprinkler Fitters <https://www.firesprinkler.org/WWW/Education/Apprentice_Training/WWW/Education/Apprenticeship_Training.aspx?hkey=e88ef09e-d74c-407f-abcd-995aff866149>, you will reap the benefits of a qualified, professional installation crew. Well-trained employees will work smarter, increasing your company's productivity and, in turn, its profits. Learn more <https://www.firesprinkler.org/WWW/Education/Apprentice_Training/WWW/Education/Apprenticeship_Training.aspx?hkey=e88ef09e-d74c-407f-abcd-995aff866149> .
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