Spending the night in a Tentsile tree tent can be a truly inspiring way to camp, but hovering over the ground in a big mesh dome isn't so ideal once the frigid, wet, howling weather of winter hits.

The first thing you notice about the yurt is its sturdy construction. With 2″ fiberglass insulation in the walls and 2″ polyiso foam in the roof, the cabins stay warm despite the cold weather snap ...

Q:Our Mill Valley house was built in 1957 and was not insulated. Every time a wall is opened up, we add insulation. Some say it would be a good idea to insulate the floor of our house. There is a ...