A well-built roof serves as an effective first line of defense of a structure. It wards off severe elements such as rain, snow and heat and helps keep the interior space well-insulated so the occupants can feel comfortable year-round. On the market, there is a wide range of residential and commercial roofing materials to choose from, but what remains the most sought-after is asphalt shingles. This durable and versatile roofing has come a long way since its . . .