<div dir="auto"><div dir="auto"></div>I started siting SHW systems in 1976.<div dir="auto">Studied sun angle chart persistently, until i had a good sense of how the sun moves for our area in central Virginia.</div><div dir="auto"> We also have lots of trees...fast growing, tall trees !</div><div dir="auto">So while precision shading analysis is a valuable tool, the info is static.</div><div dir="auto">Our sites are rarely static !</div><div dir="auto">The biggest issue here is getting clients to manage their trees.</div><div dir="auto">I learned this even before I started installing SHW, when I first built a sunroom on the south side of my house in 1974.</div><div dir="auto"> Many trees have grown, and then become firewood, since then.</div><div dir="auto">When the pv system was installed, in 2008, several more trees on the east and west were removed.Fortunately there were now taller trees to the NE and NW to shade house in summer. Exterior movable shading, sunscreen, on south windows, combined with interior insulating shades, allowing the collectors and pv panels to be in full sun, while the house is protected from unwanted spring, summer, fall solar gain.</div><div dir="auto">Being a full service solar contractor requires a long term perspective in our climate. And most importantly, clients willing and able to manage their trees !</div><div dir="auto">It has been my observation that folks that love solar, hate to cut trees, even tho trees, in our climate, grow faster now due to climate change.</div><div dir="auto"><br></div><div dir="auto">Ken Schaal</div><div dir="auto">CommonWealthSolar.com <br><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br><div class="gmail_quote" dir="auto"><div dir="ltr">On Mon, Sep 3, 2018, 12:45 PM Dan Fink <<a href="mailto:danbob88@gmail.com" rel="noreferrer noreferrer" target="_blank">danbob88@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I use Solar Shading from Comoving Magnetics on Android. I had my class test it versus the Solar Pathfinder and Solmetric Suneye, and our shading readings were within 6-8%.<div><br></div><div>The Solmetric Sunviewer app is also handy. I have never tried their iPV app because of the price, and because Solar Shades is working fine for me.</div><div><br clear="all"><div><div dir="ltr" class="m_-1920696454644942483m_1362605780515453638m_1438304797335900902gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><span style="font-size:12.8px">Dan Fink</span><div style="font-size:12.8px">Professor of Solar Energy Technology, Ecotech Institute</div><div style="font-size:12.8px">IREC Certified Instructor\u2122 for: </div><div style="font-size:12.8px">~ PV Installation Professional</div><div style="font-size:12.8px">~ Small Wind Installer</div><div style="font-size:12.8px">Executive Director, Buckville Energy</div><div style="font-size:12.8px">NABCEP Registered Continuing Education Providers\u2122</div><div style="font-size:12.8px">NABCEP PV Associate</div><div style="font-size:12.8px"><br><a value="+19706724342" style="color:rgb(17,85,204)" rel="noreferrer noreferrer noreferrer">970.672.4342</a></div><br> </div></div></div></div></div></div></div></div></div></div></div></div></div></div><br></div></div><br><div class="gmail_quote"><div dir="ltr">On Mon, Sep 3, 2018 at 10:28 AM Jerry Shafer <<a href="mailto:jerrysgarage01@gmail.com" rel="noreferrer noreferrer noreferrer" target="_blank">jerrysgarage01@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto"><div dir="auto">I still use the sun eye and solmetric, noting works as well as being on site, solmetric had an app way back when that was on a subcription bases</div><div dir="auto">Jerry</div><br><div class="gmail_quote"><div dir="ltr">On Mon, Sep 3, 2018, 9:22 AM Jay <<a href="mailto:jay.peltz@gmail.com" rel="noreferrer noreferrer noreferrer noreferrer" target="_blank">jay.peltz@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi all,<br>
<br>
I\u2019m wondering about which apps people are using for determining shading and sun position. <br>
<br>
Thx<br>
Jay<br>
<br>
Peltz Power. <br>
<br>
<br>
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</blockquote></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Sep 3, 2018 9:22 AM, "Jay" <<a href="mailto:jay.peltz@gmail.com" rel="noreferrer noreferrer noreferrer" target="_blank">jay.peltz@gmail.com</a>> wrote:<br type="attribution"><blockquote class="m_-1920696454644942483m_1362605780515453638m_1438304797335900902m_-4546419665603209436quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi all,<br>
<br>
I\u2019m wondering about which apps people are using for determining shading and sun position. <br>
<br>
Thx<br>
Jay<br>
<br>
Peltz Power. <br>
<br>
<br>
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