Today is the framing day. Shayne and John from Malmberg Construction finished most of the framing work. Here are some pictures taken:
For green energy conversions to be done for existing houses, concrete floor and walls cannot be used to form the heat storage/exchange space any more. In this case, the floor above the basement will be used for this purpose. Contained water will be inserted into the floor space to let the heated air from roof by solar heating to pass through. The end result of this passive heat storage? To achieve the similar effect.