[RE-wrenches] Pitched EPDM Roof Attachment

[David Brearley]

That¹s what came to my mind, as well, based on the description.

David Brearley, Senior Technical Editor
SolarPro magazine 


On 9/9/09 7:14 PM, "North Texas Renewable Energy Inc" <ntrei at earthlink.net>
wrote:

> Carl
> check out the Unirac Fast Foot.
> http://www.unirac.com/pdf/fastfoot_install.pdf
> 
> Jim Duncan
> North Texas Renewable Energy Inc
> 817.917.0527
> ntrei at earthlink.net
> www.ntrei.com
> ***************
> ----- Original Message -----
> From: "Carl Adams" <swingjunkie at gmail.com>
> To: <RE-wrenches at lists.re-wrenches.org>
> Sent: Tuesday, September 08, 2009 3:04 PM
> Subject: [RE-wrenches] Pitched EPDM Roof Attachment
> 
> 
> Hello Wrenches,
> 
> I have a job on a 3.5/12 pitched rubber roof.  We have 1.5² foam under
> the EPDM, then the steel decking, then the purlins.  Purlin spacing
> supports adequate attachment points for a conventional rail mounted
> system.  I have 2 questions
> 1) A typical L-foot attachment to the roof would likely compress the
> underlying foam and result in divets at each foot.  What do you
> recommend to disperse the load at the point of attachment
> 2) What type of screw do you recommend for attaching the L-Feet to the
> purlins
> 
> With Regards
> Carl Adams
> NABCEP Certified Solar PV Installer
> NABCEP Certified Solar Thermal Installer
> SunRock Solar
> Cincinnati, Ohio
> 513.766.6025
> www.sunrocksolar.com
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