Model Number 41700000. Manufacturer Part Number 41700000. For interior and exterior wood surfaces. Minwax High Performance Wood Hardener is a quick drying liquid formulated to strengthen and reinforce decayed or rotting wood.
Minwax High Performance Wood Hardener is a quick drying liquid formulated to strengthen and reinforce decayed or rotting wood. The hardener penetrates deep into the wood and its special resin binds and reinforces the decayed wood fibers.