What is your attic slope? Is <2:12 then you need specially listed sprinklers 
for the areas <36” deep. 

Travis Mack, CFPS, CWBSP, RME-G, SET
480-505-9271
MFP Design, LLC
www.mfpdesign,com
Send large files to MFP Design via:
https://www.hightail.com/u/MFPDesign

Sent from my iPhone

> On Aug 15, 2019, at 12:02 PM, David Williams via Sprinklerforum 
> <sprinklerforum@lists.firesprinkler.org> wrote:
> 
> Thanks.. I didn’t see it  either but I wanted to see if there were other 
> opinions/options.
>  
> David T Williams – Lead MEP/FP Engineer
>  
> LHB, Inc. | PERFORMANCE DRIVEN DESIGN.
>  
> From: Sprinklerforum <sprinklerforum-boun...@lists.firesprinkler.org> On 
> Behalf Of Bob Knight via Sprinklerforum
> Sent: Thursday, August 15, 2019 1:59 PM
> To: sprinklerforum@lists.firesprinkler.org
> Cc: Bob Knight <b...@firebyknight.com>
> Subject: RE: Attic/Concealed space access to sprinkler heads
>  
> NFPA 25 does not require the inspection of sprinklers in concealed spaces, so 
> that should not be an issue.
>  
>  
> Thank you,
>  
> Bob Knight, CET III
> Fire by Knight, LLC
> 208-318-3057
>  
> From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] 
> On Behalf Of David Williams via Sprinklerforum
> Sent: Thursday, August 15, 2019 12:43 PM
> To: sprinklerforum@lists.firesprinkler.org
> Cc: David Williams
> Subject: Attic/Concealed space access to sprinkler heads
>  
> I have a project intended to be fully sprinkled with a combustible attic that 
> tapers from 2’ to 4 ‘ without being filled to within 2 inches of the deck 
> with insulation. So I am planning on a dry pipe system with standard heads as 
> the design of the attic does not allow the effective use of special 
> application attic sprinklers.
>  
> The questions are: whether inspection access is required to be provided, is 
> it prudent to do so at the heads, or can the locations just be noted on the 
> gypsum mounted to the bottom chord of the open web trusses.
>  
> TIA
>  
> David T Williams, PE – Lead MEP/FP Engineer
> 21 West Superior Street, Suite 500, Duluth, MN 55802
> Direct 218.279.2436 | Cell 218.310.2446
> LHBcorp.com
>  
> LHB, Inc. | PERFORMANCE DRIVEN DESIGN.
>  
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