In
-0500, nicksanspam@, nicksanspam@ wrote:
> Steve Ackman
>
>>> How to add more thermal mass without taking up too much space?
>>
>> Think Trombe Wall.
>>/wiki/Trombe_wall
>
> Staggeringly inefficient...
Compared to the plain igloo doghouse, or compared
to the brick floor that's shaded from the sunlight
and insulated from the room?