"Mary" wrote in message news:vX1Jc.85568$XM6.77133@attbi_s53...

I'd be interested in hearing about the solution that you come up with, a 6'
X 8' space shouldn't be too difficult to heat.

A small ~1500 watt electric heater should do it. Largish containers of water
will absorb heat in the day and provide ambient heat during the night.