Should I use asphalt shingle roof nail caps? Always 36% In most cases 27% Never 18% Not sure 18% Next Question Question: Should I use asphalt shingle roof nail caps? Top Answer (36% of 11 votes): Always. Answer: Never Explanation: You must use a galvanized roofing nail when installing shingles American roofing &remodeling Next Question Find Local Pros Free Asphalt Shingle Roof Installation Cost Estimates Related Questions How Much Does a New Shingle Roof Cost? How Much Does a New Asphalt Roof Cost? Are asphalt roof shingles biodegradable?Top answer: Never Are Asphalt Shingles Considered Hazardous Waste?Top answer: No Can Moss Damage an Asphalt Shingle Roof?Top answer: Always Related Topics Roof Installation Roof Repair Asphalt Shingle Roof Installation Tile Roof Installation Wood Shake Roof Installation Metal Roof Installation Slate Roof Installation Flat Roof Installation Roof Inspection Roof Sealant Application Roof Cleaning