Best For Structural Repairs
Bondo Wood Filler, 1.9 lbs. with Hardener
Bondo
Best structural repair filler. The highlights are cures rock hard, ideal for rotted or structurally compromised wood repairs and weatherproof once cured, correct for exterior trim and sills. The tradeoff: strong odor during application and cure.
- 2-part formula
- Rock hard cure
- Sandable and shapeable
- Weatherproof
Pros
- Cures rock hard, ideal for rotted or structurally compromised wood repairs
- Weatherproof once cured, correct for exterior trim and sills
- Can be shaped and carved before full cure to match molding profiles
Cons
- Strong odor during application and cure
- Overkill and more expensive than needed for small cosmetic fills
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