Including insulation underneath roof shingles layers maintains homes warmer during cooler months-- a sensible service widely supported by
https://www.scribd.com/document/785701775/The-Character-of-Protection-in-Roof-Performance-for-Weert-Homes-171306
Adding insulation below shingle layers keeps homes warmer throughout colder months-- a practical remedy widely endorsed by educated service providers serving neighborhoods throughout areas like captivating