[RE-wrenches] Conduit Fill Calculator

[Rick Brown]

> On Apr 19, 2026, at 8:12 PM, Jason Szumlanski via RE-wrenches <re-wrenches at lists.re-wrenches.org> wrote:
> 
> Hi All,
> 
> I got tired of using an old go-to conduit fill calculator online. It was too hard to use. And none of the popular mobile apps appealed to me. So I created my own. You're welcome to use it.
> 
> https://floridasolardesigngroup.com/conduit-fill-calculator
> 
> Feedback off-list encouraged.
> 
> Jason Szumlanski
> Principal Solar Designer | Florida Solar Design Group
> NABCEP Certified Solar Professional (PVIP)
> Florida State Certified Solar Contractor CVC56956
> Florida Certified Electrical Contractor EC13013208
> 
> 
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rick brown
SolShine Energy Alternatives, LLC
Electrical & Solar Contracting Services
www.SolShineEnergy.com
Roanoke, VA
Office: 540.235.3095
Mobile: 540.808.9502

VA Class A Contractor Lic# 2705147660
VA Master Electrician Lic# 2710062762
VA Alternative Energy Systems Installer  
NABCEP Certified PV Installation Professional 110112-21

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