PENOFIN penetrating oil finishes are a low-maintenance wood stain that also adds to your investment and builds equity in your home. Protect your Lake Norman home from the elements and increase the equity as well with hardwood stains from Hoke Building Supply. Our staff is available to assist in choosing the right stain for you home, deck or dock. Living on Lake Norman takes a toll on wood, protect it with penetrating hardwood oil finish stains from Hoke Building Supply.