Quote:
Originally Posted by loc46south
Hi - When I built my observatory I put in a raised wooden slat floor with 5mm gaps between boards (just enough to drop small screws through) - the floor is a minimum of 300mm off the ground.
With the roof rolled over it acts like an old fashioned meat safe and the warmer roof draws colder air up from underneath the building - on a hot day it will be 5 to 10 degrees cooler in the telescope room than outside.
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Cheers
Geof Wingham
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Similar here though only a 2mm gap
even in high heat 46C the temp inside is only around 38C