The answer to 'shingle replacement vs' is that shingle replacement is generally a more comprehensive and long-term solution compared to other roof repair options. Replacing old, damaged shingles can restore the structural integrity and weather-resistance of your roof, while repairs like patching or spot-fixing may only provide a temporary fix.
Shingle replacement involves completely removing and replacing all the shingles on your roof, providing a fresh, uniform look and ensuring your roof is fully protected from the elements. This is often recommended if a significant portion of your shingles are damaged or if your roof is nearing the end of its lifespan. While the upfront cost may be higher than repairs, shingle replacement can extend the life of your roof by 15-30 years or more, depending on the quality of the new shingles and your local climate.