Final answer:
Wood shakes and shingles are best maintained by periodically applying a quality waterproof sealer to protect them from moisture and UV damage.
Step-by-step explanation:
Wood shakes and shingles are traditional roofing and wall materials that require specific maintenance to ensure their longevity and aesthetic appearance. Wood shakes and shingles are best maintained by b. Applying a quality waterproof sealer periodically. This helps to protect the wood from moisture and UV damage, which can cause warping, splitting, and decay. It is important not to use oil-based paint as it can trap moisture in the wood, leading to faster deterioration. Allowing them to age naturally without any protection can leave them vulnerable to the elements, while washing them annually with a chlorine solution may remove mildew and soil but could also strip natural protective oils from the wood and lead to damage over time.