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hreg · Houston Renewable Energy Group
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Group Information

  • Members: 645
  • Category: Environment
  • Founded: Jul 18, 1999
  • Language: English
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Activity within 7 days:

27 New Messages - New Questions

Description

People gathering to learn more about renewable energy and to spread information on its general benefit and its application to the hot humid climate of Houston Texas.

Most Recent Messages

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Re: Unisolar in Houston
Hi Andrea, Good question. While there are several ways to reduce increased heat transfer through the roof by using radiant barriers and skin venting techniques
Posted - Mon Jul 6, 2009 12:23 am
 Laverne A. Williams
iamtrugreen
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Re: Unisolar in Houston
Andrea, White/reflective roofs are much cooler than traditional style roofs. They reflect the sun, thus reflecting the heat that comes with it. PV panels are
Posted - Sun Jul 5, 2009 9:35 pm
 justin@...
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Re: Unisolar in Houston
Here is a totally ignorant question - If a solar panel is installed on a white/reflective-painted roof, how will that affect the efficiency of the panel?  
Posted - Sun Jul 5, 2009 4:25 pm
 Andrea Wisner
amwisner
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Re: PV Panel warranties
Supposedly I want to build a farmhouse to be solar & wind powered at 12, 24 or 48 volts - no utility connection. Do they make appliances that run entirely at
Posted - Sat Jul 4, 2009 4:25 pm
 Jim & Janet
txsolarguy
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Re: PV Panel warranties
Like Marc mentioned, you will need 12V DC appliances and of course someone to help you configure your 12V connection from the battery bank or inverter due to
Posted - Fri Jul 3, 2009 4:04 pm
 John P. Matznick
greentechfusion
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Message History

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2009 77 47 131 48 147 170 13
2008 118 106 126 186 129 64 157 69 68 116 78 33
2007 105 246 244 143 297 123 133 60 142 95 92 90
2006 47 191 107 163 216 222 125 280 152 177 41 91
2005 42 32 24 75 41 53 65 70 110 58 101 37
2004 49 62 37 101 48 28 11 21 49 69 31 41
2003 26 42 25 56 35 61 73 46 14 29 43 59
2002 87 44 14 37 36 21 17 24 35 45 24 65
2001 143 179 70 86 60 82 33 32 95 24 17 21
2000 27 23 38 28 24 27 13 50 27 50 81 42
1999 3 26 17 24 4 11
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