By Patrick Walsh · Holy Hammer Home Services · · Updated
Quick answer: Choose a roofer who gives you time to research, provides clear insurance and permit information, explains the materials and warranty being offered, and tells you who will supervise the job. They should also be able to explain why their ventilation plan fits your home.
Your roof is one of the most important components of your home. Choosing who will repair or replace it is a big decision. As a roofing contractor, I believe you should have enough information—and enough time—to feel comfortable with that choice.
When homeowners ask me what to look for in a Houston roofer, I encourage them to look beyond the price and the sales presentation. Here are the questions I would want answered before signing a contract.
1. Will they give you time to do your research?
High-pressure sales are a huge red flag to me. If someone is trying to get you to sign on the spot before you have researched the company or obtained competing quotes, slow down. You should be able to read the estimate, ask questions, and compare your options.
A contractor should be able to explain the condition of your roof, show you the findings, and explain the proposed solution without making you feel cornered. Ask for photos and a written scope that you can review after the appointment.
An active leak may need prompt attention, but that is a separate decision from committing to a complete roof replacement. Ask what needs immediate attention and what decisions can wait while you review the larger proposal.
I do not believe a homeowner should have to make a major decision just because a salesperson is sitting at the kitchen table. Your questions deserve answers, and your decision deserves time.
2. Can you verify their insurance?
Ask for a current certificate of insurance for the company you are actually hiring. Check that the business name matches the proposal and ask the insurance agent to verify the coverage relevant to the roofing work.
I also recommend asking about being added as an additional insured for the project. There is an important distinction here: being a certificate holder is not the same as being an additional insured. The certificate itself does not create or expand coverage; the policy and applicable endorsements control.
Ask the agent to confirm whether you qualify as an additional insured, provide the applicable endorsement, and explain what protection it gives you for this job. Do not assume that listing your name or property address on a certificate automatically covers every kind of property damage.
The Texas Department of Insurance’s certificate guidance explains these distinctions. The useful takeaway for homeowners is to verify the underlying coverage rather than relying on a box checked on a form.
3. Who will obtain the required permits?
Ask whether your specific project requires a permit, who will obtain it, and whether you will receive a copy. When a permit is required, ask for the issued permit information before work begins and clarify who will arrange any required inspections.
The answer needs to fit your property’s jurisdiction and the work being done. A Houston mailing address does not, by itself, settle which permitting authority applies. Verify the requirements with the authority responsible for your address rather than accepting a blanket statement about all roofing jobs.
For example, the City of Houston publishes a residential re-roof worksheet as part of its permitting process. Homeowners elsewhere in Greater Houston should check with their own local permitting office.
Put the permit responsibility in the written scope so you know who is handling it.
4. Will there be supervision onsite?
Ask who will supervise the installation, how much of the job that person will be there for, and who you should call with questions. “We have a crew” does not tell you who is responsible for overseeing the work or resolving a problem.
Useful follow-up questions include: Who will explain unexpected decking damage? Who can discuss a change in the scope? Who checks the cleanup? Will I receive progress photos?
At Holy Hammer, I am onsite throughout the roof replacement to supervise, document progress, answer homeowner questions, and handle situations that come up. Whoever you hire, ask them to explain their own supervision plan clearly before installation day.
5. What materials are actually included?
Two estimates can name the same shingle and still describe different roofing systems. Ask for the manufacturer and product names for the shingles and the other proposed components, including starter shingles, underlayment, leak barrier where specified, and ridge caps. Discuss flashing and ventilation details as well.
If a contractor is selling you a roofing system with a particular manufacturer warranty, ask them to show how the proposed components meet that warranty’s requirements. You want the promised system and the written scope to agree.
I recommend asking where the materials will be purchased and using a reputable roofing supplier. Purchase records can matter, too. For example, Atlas asks for a distributor invoice showing the required components were purchased when registering its Signature Select system warranty.
Requirements vary by manufacturer and warranty tier. It would be inaccurate to say that every component on every roof must always be the same brand to obtain any warranty. The important question is whether the actual assembly qualifies for the exact warranty you are being offered.
6. What warranty will you receive, and who handles the paperwork?
Ask for the warranty’s name and written terms before signing. A product warranty and a contractor’s workmanship warranty are different promises. Make sure you understand who stands behind each one and how to contact them if a problem develops.
For a manufacturer system warranty, ask about qualifying materials, installation requirements, any installer eligibility requirements, and registration where required. Ask who handles the paperwork and what confirmation you will receive.
For example, GAF’s warranty comparison describes different qualifying product combinations and contractor requirements for different coverage levels. A broad promise of a “system warranty” should lead to a specific document you can read.
7. Can they explain the ventilation choice?
Ventilation is a big part of comparing roofing proposals. I want a homeowner to ask: “Why did you choose this ventilation setup for my house?” A contractor should be able to explain the reasoning in terms you understand.
For a vented attic, ask how the intake and exhaust were evaluated, what calculation supports the proposal, and whether the existing intake paths are open. The explanation should account for your attic and roof layout rather than simply naming a vent product.
Air needs a usable path through the intended ventilation system. ENERGY STAR’s attic ventilation guidance specifically warns against blocking soffit vents with insulation. Installing an exhaust product does not answer the question of where replacement air will enter.
You do not need to become a ventilation designer to hire a roofer. You should, however, be able to understand what they recommend and why. Our attic ventilation page explains more about the work we evaluate.
How do you compare the quotes once you have them?
Put the written scopes side by side. Compare the proposed products, preparation, flashing work, ventilation, permit responsibilities, supervision, cleanup, and warranty documents. If something is missing or unclear, ask for clarification in writing.
A lower price does not automatically mean poor work, and a higher price does not automatically mean a better roof. The goal is to understand what each company is proposing and whether the differences justify the price for your project.
Our guide to what should be included in a roofing estimate walks through my estimate packet and what homeowners can expect before, during, and after installation.
A short checklist before you sign
- I have had time to research the company and compare quotes.
- I understand the findings and why the proposed work is needed.
- I have verified insurance information and clarified any additional-insured coverage with the agent.
- I know who will obtain required permits and provide copies.
- I know who will supervise the job and answer my questions.
- The written scope identifies the materials and roof system being offered.
- I understand the proposed ventilation plan.
- I have the warranty details and know who handles any required registration.
Make the decision when you understand the work
My advice is simple: take this decision seriously, ask direct questions, and give yourself time to review the answers. A contractor’s willingness to explain the work is something you can evaluate before you ever sign.
If you would like help understanding your roof’s condition or discussing a repair or replacement in Greater Houston, contact me to arrange an evaluation. We will start with what your roof needs and talk through the options.
Patrick Walsh
Holy Hammer Home Services
No Pressure. Just Solutions.