What to Know Before Hiring Johnson's Roofing Service

Johnson's Roofing Service handles residential and commercial roof work across South Carolina

Johnson's Roofing Service is a South Carolina-based contractor that works on both residential homes and commercial buildings. The company handles roof installation, repair, and replacement—the three main categories of roofing work most property owners encounter. Before you contact them or any roofing contractor, understanding what each type of work involves and what to expect during the process will help you make decisions that fit your property and budget.

This guide covers how roofing work typically unfolds, what questions to ask a contractor before hiring, and how to prepare for the project once you've decided to move forward. The information here applies to Johnson's Roofing and to roofing contractors generally, so you can use it to compare options or understand what a contractor is recommending.

Key Takeaways

• Roof repairs address specific damage like missing shingles or leaks, while replacements involve removing and installing an entirely new roof system.
• Get written estimates from multiple contractors that specify materials, labor costs, timeline, and warranty terms before signing anything.
• Ask whether a contractor is licensed and insured in South Carolina, and request references from recent residential or commercial projects similar to yours.
• Roof work typically takes several days to weeks depending on size and weather, and you should understand payment terms and what happens if weather delays the job.
• Permits are often required for roof replacement in South Carolina municipalities, and a reputable contractor will handle this or explain why it's not needed for your project.

The difference between roof repair, replacement, and installation

A roof repair fixes a specific problem—a leak, missing or damaged shingles, flashing damage, or a small section that has failed. Repairs are typically less expensive and faster than replacement, often taking a day or two. They work well when your roof is still structurally sound but has isolated damage. However, if your roof is old, has multiple problem areas, or is nearing the end of its expected lifespan, repairs may be temporary fixes rather than lasting solutions.

A roof replacement removes the existing roof down to the deck and installs a new one. This is the right choice when your roof is aging, has widespread damage, or has reached the end of its useful life. Most asphalt shingle roofs last 15 to 20 years; metal roofs often last 40 to 70 years. Replacement is more expensive than repair but gives you a fresh start with a warranty on new materials and labor. The project typically takes three to seven days depending on roof size, weather, and the complexity of your roof structure.

New installation applies when you're building a new structure or adding a roof to an existing building that doesn't have one. The process is similar to replacement but without the removal phase. A contractor will discuss material options, pitch requirements, and local building codes with you before starting.

What to ask a contractor before you hire them

Request a written estimate that breaks down materials, labor, and any additional costs. The estimate should specify the type and grade of materials (for example, architectural shingles versus standard shingles, or the metal gauge if you're choosing metal), the total square footage of the roof, labor costs, and the timeline. Ask whether the estimate includes removal and disposal of old materials if you're doing a replacement.

Confirm that the contractor is licensed and insured in South Carolina. Licensing requirements vary by municipality, so ask which licenses they hold and for proof. Insurance protects you if a worker is injured on your property. Request at least three references from similar projects completed in the past two years—residential if you own a home, commercial if you own a business—and follow up by calling them.

Ask about the warranty. Most contractors warranty their labor for a set period (often one to five years), and materials come with a manufacturer's warranty that varies by product. Understand what each warranty covers and what voids it. Ask whether the contractor will handle permit applications or whether you need to obtain permits yourself. In many South Carolina municipalities, roof replacement requires a permit, and the contractor should know your local requirements.

Clarify the payment schedule. Some contractors ask for a deposit upfront, a payment at a milestone (like when materials arrive or when the old roof is removed), and a final payment upon completion. Understand what triggers each payment and what happens if weather delays the project. Ask whether they carry a contingency for weather delays or whether the timeline extends automatically.

Materials and their typical costs and lifespans

Asphalt shingles are the most common roofing material in South Carolina. They're affordable, come in many colors, and last 15 to 20 years on average. They perform reasonably well in South Carolina's humid climate and occasional high winds, though they can be damaged by severe storms. Metal roofing—typically aluminum or steel—lasts 40 to 70 years, resists wind and hail better than shingles, and reflects heat, which can lower cooling costs. Metal is more expensive upfront but costs less per year over its lifespan. Tile and slate are durable and attractive but are heavy, require structural support, and are less common in South Carolina except in specific architectural styles.

The cost of materials varies by type, quality grade, and current market prices. Asphalt shingles are the least expensive; metal and tile are significantly more. A contractor's estimate will reflect the specific materials and quantities for your roof. Don't assume the cheapest estimate is the best deal—compare what materials and labor each estimate includes, and factor in the expected lifespan of the materials.

How to prepare your property for roofing work

Before work begins, clear gutters and downspouts so the contractor can access the roof edges safely. Move vehicles out of the driveway if the contractor needs space to stage materials or position equipment. Ask the contractor where they'll park and whether they need access to water or electricity on your property.

If you have a commercial building, coordinate with tenants or employees about the timeline and any noise or disruption. Roofing work is loud and can take several days. Protect outdoor items like air conditioning units, satellite dishes, or garden equipment that might be damaged by falling debris or equipment movement. If you have pets, arrange for them to stay indoors or away from the work area during the project.

Ask the contractor about cleanup. Most will remove old roofing materials and debris, but confirm this is included in your estimate. Understand what time work will start and end each day, and whether work will happen on weekends. Get the contractor's contact information and the name of the project supervisor so you can reach someone if questions come up during the work.

Permits and inspections in South Carolina

Many South Carolina municipalities require a permit before roof replacement or installation. The permit process typically involves submitting plans or photos of your roof, paying a fee, and having the work inspected once it's complete. Permits exist to ensure work meets building codes and protects your property and your neighbors. A reputable contractor will know whether your municipality requires a permit and will either handle the application or explain why one isn't needed for your specific project.

If a permit is required and the contractor doesn't mention it, ask directly. Skipping a required permit can create problems if you sell your property, file an insurance claim, or if an inspector discovers unpermitted work. The cost of a permit is usually modest compared to the overall roofing project, and it protects you legally.

Red flags and how to avoid problems

Be cautious of contractors who ask for full payment upfront, pressure you to decide immediately, or won't provide written estimates. Avoid contractors who can't provide proof of licensing or insurance, or who refuse to give references. If a contractor shows up at your door after a storm offering to inspect your roof for free and then pressures you to sign a contract, take time to get other estimates before committing.

Check whether the contractor is listed with the Better Business Bureau or has reviews on established platforms. Negative patterns—multiple complaints about payment disputes, incomplete work, or poor communication—are warning signs. If you're unsure about a contractor, contact your local building department; they can tell you whether the contractor is licensed and whether complaints have been filed against them.

Frequently Asked Questions

How long does a typical roof replacement take?

Most residential roof replacements take three to seven days, depending on the size of the roof, the complexity of the structure, and weather conditions. Larger roofs or commercial buildings may take longer. Rain delays the work, so the contractor should explain how weather affects the timeline and whether the schedule extends automatically or whether you'll be charged for additional days.

What should I do if I notice a leak during or after the work?

Report it to the contractor immediately in writing (email or text) so there's a record. Most contractors warranty their labor for a period after completion, and leaks caused by their work should be covered. If the contractor disputes whether the leak is their responsibility, refer to the warranty terms in your contract and ask for a written explanation of their position.

Can I get a roof repair instead of a replacement?

Yes, if the damage is isolated and your roof is still structurally sound. A contractor can assess whether repair is practical or whether replacement is the better long-term choice. If your roof is old or has multiple problem areas, repair may be temporary, and replacement might save you money over time by avoiding repeated repairs.

Do I need to be home while the work is happening?

You don't have to stay home, but it's helpful to be available or have someone check on the work periodically. This lets you address questions quickly and confirm the work is progressing as planned. At minimum, be home at the start of the project to meet the crew and review the plan, and at the end to inspect the finished work before final payment.

What happens if the contractor damages my property during the work?

This is why insurance matters. The contractor's liability insurance should cover accidental damage to your property caused during the roofing work. If damage occurs, report it to the contractor immediately and document it with photos. Ask the contractor to file a claim with their insurance. Get the claim number and follow up to ensure it's processed.