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Evaluate the roof, decking, flashing, ventilation, drainage, and visible storm damage.
GAF Certified · San Antonio
A roofing system backed by trusted materials
Sanders & Co is a GAF Certified residential roofing contractor, giving qualifying homeowners access to enhanced warranty options and a system-focused installation process.
GAF Certified ContractorVeteran-OwnedFully InsuredServing Greater San Antonio
Sanders & Co is an independent GAF Certified contractor.What certification means
More than a badge on the website
GAF certification reflects insurance and program requirements, product education, and a commitment to installing qualifying roofing systems according to manufacturer guidance.
For homeowners, that means a contractor who can explain how shingles, starter strips, leak barriers, roof deck protection, ventilation, and ridge caps work together as one roofing system.
System-focused recommendationsAccess to qualifying enhanced warrantiesWritten product and coverage detailsManufacturer-backed roofing resources
Homeowner resources
Understand the system before choosing it
Explore the two decisions that matter most before a roof replacement: the products installed and the written protection available afterward.
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GAF Warranty Options
Learn what makes a roofing system eligible for enhanced coverage and what Sanders & Co documents before installation.
Compare coverage →02Shingles and Roofing Systems
Review shingle styles, system components, color considerations, and the questions to ask during product selection.
Explore roofing options →A documented process
How Sanders & Co approaches a GAF roof
Every recommendation starts with the property, not a preset package.
Design
Select a compatible roofing system based on the home, budget, and coverage goals.
Document
Provide the written scope, selected products, warranty eligibility, and exclusions.
Install
Complete the work with project oversight, photo documentation, and a final walkthrough.
Important warranty information
Warranty availability, eligibility, duration, exclusions, and coverage depend on the products installed, the qualifying roofing system, registration requirements, and the written GAF warranty terms. Sanders & Co is an independent contractor and is not an employee or agent of GAF.
Clear answers before work begins
Let’s design the right roofing system for your home
Schedule a free inspection to discuss the roof, product options, and the warranty coverage available for a qualifying installation.