Re: Hi Tech Heating
bobby,
40ish, when it's 10-15 degrees outside..
i was getting about a 10-15 degree difference from outside temps, single poly skin.
using the double poly method it became more stable..
my boards allow a 5 1/2" barrier between sheets of poly, which helps a bunch..
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Happy Growing,
SG
Enjoy Life as it's too Short
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