Eastern Spruce, Pine and Fir (SPF) has been the choice of builders for many years. As the first choice for framing material, Irving Lumber softwood lumber is dependable, cost-effective and offers a superior strength-to-weight ratio. Kiln drying helps to ensure a consistent product time after time.

The Benefits of Eastern Spruce, Pine and Fir (SPF) are: smaller, tighter knot size; slower growth species promotes tighter wood grain for better strength, value and dimensional stability; preferred species for its workability in construction applications.