Can You Put New Shingles over Old Shingles? - GAF
May 5, 2020 · So the short answer is: yes, it's possible to install new roof shingles on top of existing ones. But . . . specific conditions must be met and the following considerations must be taken into account: Local Codes and Roof Condition Considerations
Expert Tips for Roofing Over Existing Shingles - Better Homes & Gardens
Aug 3, 2022 · If conditions are right, new shingles laid over old ones can be just as attractive and durable as shingles laid on bare sheathing. Installation is easier than for a tear-off job, since you can use the existing shingles as guides for laying the new ones.
How To Repair and Replace Roof Shingles - This Old House
Sep 9, 2024 · Step-by-Step Guide to Replacing Damaged Shingles. Replacing shingles can extend your roof’s life. Do this on a warm, dry day to ensure the shingles are pliable and less likely to crack during the repair process. Follow these steps to handle the job: Lift the edges of the surrounding shingles gently with a pry bar.
Can You Shingle Over Existing Roof Shingles: Complete Guide
Jan 15, 2024 · You should only reroof over existing shingles if the roof decking is in good condition and there is presently only one layer of shingles on your roof. Adding more than two layers of shingles can cause the roof structure to sag under the weight. It’s best to replace flashings when re-roofing.
How To Install Roof Shingles - This Old House
Oct 21, 2024 · This guide will walk you through the steps of installing roof shingles, from preparation to completion. In the video above, This Old House expert Tom Silva demonstrates the proper techniques for shingling a roof.
Roofing Over Old Shingles: A Comprehensive Guide to Re-roofing …
Oct 20, 2024 · Roofing over old shingles refers to the practice of installing a new layer of roofing material on top of existing shingles without removing the old layer. This method can be an appealing solution for homeowners looking to save time and money on roof replacement. However, it is crucial to consider the condition of the existing shingles, local building codes, …
How to Reshingle a Roof - This Old House
Oct 18, 2024 · Learn how to replace your asphalt roof shingles in this DIY video from This Old House general contractor Tom Silva.
Pros and Cons of Roofing Over Existing Shingles: Is It a Good …
Jul 25, 2023 · Roofing over existing shingles, also known as a layover or re-roofing, involves installing new shingles directly over the old ones. While this method can offer certain benefits, it also comes with potential drawbacks.
Installing Asphalt Shingles over an Existing Shingle Roof
Before beginning, replace or flash over old flashing as follows: Use aviation snips to cut away flashing around plumbing vents. Use a cold chisel to remove chimney counterflashing. Along the eaves, install a new drip-edge over the butt ends of existing shingles.
How To Tear Off Roof Shingles | Family Handyman
Oct 7, 2024 · Here are some of the tools you’ll need for a tear-off. A rental trash container or trailer. Renting a trash container is recommended. A 20-cubic yard container will handle most roofs, costing about $300 – $500. Place it where you …