The roofer has looked at your roof after hail and now wants to pull a shingle to see underneath. Before you agree, ask one question: "How will you leave that spot watertight before you go?" Removing roofing can be a reasonable part of finding damage. It also changes the job. You need to know what will come off, why it needs to come off, and who is responsible for closing the opening.
For a St. Louis homeowner deciding whether a storm repair is necessary, the distinction matters. Looking at a roof and opening a roof are different tasks. Agreeing to an inspection should lead to a clear conversation before anyone cuts material, removes fasteners, or takes away a shingle sample.
Storm and hail: start with what can be seen
A roofer can gather useful information without removing roofing. Surface photographs can show missing shingles, displaced pieces, exposed fasteners, and damage around roof penetrations. Accessible attic areas may reveal wet decking or a water trail. None of those observations automatically requires a hole in the roof.
That does not mean every inspection can stay entirely on the surface. A visible defect may leave a specific question unanswered. Is the decking beneath a damaged area sound? Does a flashing piece extend far enough beneath the roofing? Is water entering through a defect concealed by an overlapping shingle? The roofer should identify the question before proposing an opening.
Ask for the explanation in ordinary language. "We need to investigate" is incomplete. "We need to remove the damaged shingle beside this pipe so we can inspect the flashing beneath it" tells you where the work will happen and what the roofer expects to learn.
Lifting an edge and removing a sample are different steps
Homeowners may hear several different actions described as "checking a shingle." Ask what the roofer actually means. Looking at an exposed edge, lifting a shingle, separating its seal, withdrawing nails, and cutting out a sample do not leave the roof in the same condition.
A sealed shingle may need attention after its seal has been deliberately separated. Older shingles can also be difficult to manipulate without cracking or tearing. That is especially relevant when a St. Louis inspection follows a cold front. A roof that can be walked and photographed is not necessarily a roof whose shingles can be lifted without damage.
Do not ask someone to demonstrate that a shingle is loose by repeatedly bending it. Ask them to explain the condition they found and how they distinguished it from changes caused during the inspection. The useful result is a reliable description of your roof, with photographs that show the location and condition.
If a sample is proposed, find out why a photograph or product marking will not answer the question. Sometimes physical material is useful for identification. But taking it still requires a plan for the place it came from.
Approve a location and a limit
Permission to investigate one spot should be specific enough that you can recognize it afterward. "Near the chimney" may describe several separate roof areas. A marked photograph can identify the intended location without requiring you to climb a ladder.
Before removal begins, ask for a short written description covering these points:
- The exact area to be opened and the question the opening is intended to answer.
- The material to be lifted, removed, or cut.
- The proposed limit of the opening.
- The method for closing it and whether that closure is temporary or permanent.
- The charge for the investigation and closure.
- The point at which the roofer must stop and contact you before proceeding.
The stopping point matters because one opening can reveal a larger problem. A roofer who finds damaged decking may recommend extending the work. You should receive that finding and the revised proposal before a small inspection opening becomes a larger repair.
Being available by phone helps, but availability is not a substitute for an agreed limit. If you cannot answer, the roofer should already know what work you authorized and how the roof will be protected when that limit is reached.
The closure needs materials, not just a promise
Ask whether the contractor has suitable materials on site before anything comes off. A plan that depends on finding a replacement after removing the original creates an avoidable problem. This deserves particular attention on an older three tab roof, where the existing product may be difficult to identify or obtain.
Do not assume the removed shingle can simply go back. Its condition, the removal method, and the surrounding roof all affect that decision. The contractor should explain the intended repair and what happens if the original piece cannot be reused.
If the opening will receive temporary protection, get a separate description of the permanent work still needed. Ask who returns, how that visit is arranged, and what you should do if water enters before then. "Closed up" is too vague if one person means a completed repair and the other means protection until another appointment.
St. Louis weather makes the forecast part of this decision. An optional investigation that opens the roof should have enough time for closure before rain arrives. Ask why the opening needs to happen that day if the crew cannot complete the planned closure within the available weather window.
What it costs
An inspection price does not tell you whether removing and replacing material is included. Ask before the visit whether the quoted inspection covers surface observations only, and whether any proposed opening will require a separate price.
The cost of an exploratory opening depends on access, roof slope, the material involved, and the work needed to restore it. A small opening in an accessible shingle area is a different task from dismantling roofing around a complicated flashing detail. The number of shingles removed is only part of the work.
Ask for the investigation and closure to be priced together. Otherwise, you may agree to a charge for finding the problem without knowing the charge for restoring the area that was opened. If concealed conditions prevent a firm repair price, request the basis for additional charges and the point when you will receive an updated estimate.
Also ask whether the investigation charge will be credited toward a later repair. Either answer can be stated plainly. What matters is having the answer before you authorize the first work, rather than assuming two separate visits will be billed as one.
What to ask before the ladder goes up
You can set the boundary at the appointment: "Please inspect and photograph the roof first. Contact me before removing material or making an opening." Then ask how the contractor handles a finding that cannot be evaluated from the surface.
If removal becomes necessary, use these questions:
- What specific question will opening this area answer?
- Can you show me the location in a photograph?
- What could be damaged during removal?
- What materials do you have ready to close it?
- Will the closure be a finished repair?
- What will you charge if I authorize the investigation but decline further work?
Request photographs before removal, while the underlying area is visible, and after closure. If a sample leaves the property, ask that its roof location be recorded and agree on whether it will be returned. Those details help another contractor understand what was found without reopening the same spot simply to establish what happened.
To discuss a storm or hail inspection with Keys Roofing in St. Louis or the greater St. Louis area, call (314) 220-2333. Mention any area another contractor has already opened, whether it has temporary protection, and whether you have photographs of the work.