It’s best to avoid mistakes during your roof replacement project. Mistakes can cost you money and waste your time. It’s important to follow the proper procedure, including tearing off your old underlayment. Leaving your old underlayment and just covering it with your new shingles has bad consequences. To help you understand, residential roofing contractor, TopTier Roofing, discusses four reasons why your old roofing underlayment should be replaced.
1. Weight Issues
Your new roofing shingles are already heavy on their own. Your roof has its weight capacity you should consider during your roof replacement project. Snow or water can already be heavy, not removing your underlayment can only stress your roof’s structure. You should not compromise your roofing system’s integrity.
2. Roof Decking Inspection
A full inspection by a professional roof repair expert is required during a roof replacement. Your roof deck would be inspected for rotting and leakage. To properly do the inspection, your roofer needs to remove your old underlayment. A roof decking inspection can reveal any hidden damage and have it repaired.
3. Warranty Concerns
Most shingle manufacturer requires a new layer of underlayment during roof replacement. This is a requirement for your shingle’s warranty to take effect. Your roofer should follow the specifications to avoid losing your warranty. Insisting on keeping your old underlayment can void your warranty.
4. It’s Included
You don’t have to worry about additional charges for tearing off your underlayment. Normally, your insurance claim pays for your new roof. This entails all the roofing replacement services, including the removal of your old underlayment. Your roofer should not skip this important task. For legality, roofing contractors are required to tear off underlayment before installing new shingles.