Today, nail up panels can be easily brad nailed or hand nailed, into plywood without the need for the original 1x2in mm furring strips.
Most of the existing buildings are covered with gray asphalt paper siding, but a few still have original tar paper sheathing with vertical furring strips.
One method is to use furring (battens, strapping) fastened vertically to the wall.
A water/air resistant membrane is placed between the furring and the sheathing to prevent rain water from entering the wall structure.
It is commonly referred to as a hardening or furring of the arteries.
It needs no additional furring to receive interior finishes.
This precipitation process can cause severe "furring" of pipes and can, in extreme cases, cause the blockage of disposal pipes.
Furring refers to the process of installing the strips and to the strips themselves.
