Bi-fold This term is used in reference to a segmented door that folds at the center. The door is usually at the entrance to a room or closet.
Bird’s mouth splice A splice in a piece of lumber made by taper sharpening one end of a plank to be spliced and notching the other end of a plank to be spliced. The tapered end is inserted into the notched end and the joint is secured with nails or screws.
Bitumen An asphalt based material that is used to bond glass matt together to form felt paper or a built-up roof surface.
Recent Comments