Trusted Roofing Services in Ballwin, MO by AMP Restoration & Roofing

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Small roofing issues don't just disappear—they get worse when unattended. Maybe you've spotted a few loose shingles, noticed your energy bills creeping up, or seen your gutters pulling away from the siding. Maybe it's just been years since anyone looked at your roof, and you know it's time. You want to take care of your home before problems start costing more than they should.


That's where we come in. AMP Restoration & Roofing offers reliable, high-quality
Ballwin roofing services that help protect your home now and for years to come. As Ballwin roofing contractors, we're known for clear communication, top-quality materials, and workmanship that stands the test of time. Dozens of homeowners in Ballwin and nearby areas trust us to keep their roofs, siding, and gutters in great shape—and we're ready to help you, too.

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Full-Service Roofing in Ballwin, MO


You shouldn't have to deal with patchy repairs, unreliable roofers, or unclear pricing. At AMP, we do things differently. Here's what our roofers in Ballwin, MO can help with:


Roof Replacement

If your roof is worn out, outdated, or no longer doing its job, a full replacement is the smart move. We install beautiful, long-lasting roofs using high-performance materials that match your home's style and needs.


Roof Installation

Starting fresh? We install roofing systems for new builds with precision and care. You'll get professional guidance, expert installation, and a clean job site when we're done.


Roof Repair

Not every issue requires a full replacement. Whether you have a few damaged shingles or a small leak, we'll identify the problem and fix it right the first time—saving you time, stress, and money.


Siding and Gutters

Your roof works best with healthy siding and properly working gutters. We handle siding repairs, gutter installation, and seamless integration to keep your home looking great and functioning properly.


Gutter Guards

Gutters work better when they stay clean. We install gutter guards that reduce clogs and save you the hassle of constant cleaning. They're a smart upgrade for any home.

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Why Homeowners Choose AMP Restoration & Roofing


When you work with AMP, you get more than a service—you get peace of mind. We're committed to honest work, clear communication, and delivering results that last. Here's what makes us the preferred Ballwin roofing contractor:



  • Local and family-owned
  • Fully licensed and insured
  • Certified and experienced crews
  • Honest, upfront pricing
  • Clean, professional job sites
  • Dozens of satisfied Ballwin homeowners


OUR PROCESS

How to Get Started with AMP


We've made the process simple so you can move forward with confidence.

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Step 1: Schedule a Free Inspection

We'll assess your roof, siding, or gutters and give you expert recommendations—no pressure.

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Step 2: Review Your Custom Estimate

You'll receive a clear, detailed estimate tailored to your needs and budget.

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Step 3: Enjoy Reliable Results

Our team works with high-quality materials, receives constant updates, and is provided with a thorough clean-up at the end.

Protect What Matters Most with AMP Restoration & Roofing

Roofing issues aren't always dramatic—but even small ones can quickly escalate into significant expenses if left unaddressed. Choosing AMP means avoiding unnecessary wear and tear, improving energy efficiency, and extending the life of your home's most important protective layer.


We help Ballwin homeowners stay ahead of problems and enjoy real peace of mind with every project. Whether it's repair, installation, or a full upgrade, we're here to make the process smooth, honest, and hassle-free. Let's keep your home in shape!


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Satisfied Clients

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Expert tips


Visitor our blog for tips to help you keep your house in top shape.
By Amp Roofing January 21, 2026
Measuring a roof looks easy, but it has its challenges. People often guess instead of doing the math, and that guess can cost real money during repairs or upgrades . Waste on extra shingles or short orders delays a project, leaves patchy colors, and strains the budget. This post solves that problem. You’ll learn how to calculate roof area with pitch in clear steps, pick the right tools, and check your answer with simple charts. By the end, you’ll feel confident ordering materials or speaking with a contractor. Keep reading to turn numbers into a solid roof plan. Why Roof Area Matters Roofing materials are sold by the square foot, so every square foot counts. Over-ordering raises cost, and under-ordering adds labor trips. An accurate area also lets you compare quotes with fair numbers. When you know the math, you can see if a bid pads material or labor. A true area figure can even impact insurance coverage and claims, as adjusters require proof. Gather Your Roof Data Tools Needed 100-foot tape or digital laser Sturdy ladder and shoes with grip Pitch gauge or smartphone inclinometer Notepad, pencil, and calculator Measure the Deck Sketch each roof section from the ground. Mark eaves, ridges, valleys, and hips. Measure the horizontal length and width of every rectangle or triangle. Stay on the ground when possible; use the ladder only for hard angles. Write numbers on the sketch right away to avoid confusion later. Use Basic Geometry First Start flat. Treat every roof section as if it were lying on the ground. Multiply length by width for rectangles. For triangles, multiply the base by the height and divide by two. Add all shapes together. This gives you the plan area, also called the footprint. Next, convert the plan area to square feet of covered surface. A flat roof needs no more math. Pitched roofs require an adjustment, and that’s where roof pitch degrees become crucial. Adjust for Pitch Roof pitch shows rise over run. A 6-in-12 roof rises six inches for every twelve inches of run. Builders often refer to this standard pitch for roofs on modern homes. Pitch changes the surface area because the slope is longer than the plan footprint. Convert Pitch to a Slope Factor Find your pitch with a gauge, app, or by placing a level and ruler on the roof. Turn the pitch into an angle. Use online charts that list roof pitch degrees for common ratios. For instance, a 6-in-12 equals 26.6°. Use the slope factor formula: 1 ÷ cos θ. For 26.6°, the factor is 1.12. Multiply the plan area by this factor. You now have true roof area. Check Common Pitch Scenarios “What is a 6 / 12 roof pitch?” You already saw it: a 6-inch rise over a 12-inch run, at 26.6°, with a factor of 1.12. Say your plan area is 1,800 ft². Multiply: 1,800 × 1.12 = 2,016 ft². Mention this aspect when ordering materials so suppliers know your slope. Low Pitch and Steep Pitch A roof with a pitch of less than 3-in-12 meets the low-pitch definition . These roofs shed water more slowly and need special membranes. They also have a smaller slope factor, so a plan area of 1,800 ft² with a 2-in-12 pitch (9.5°) uses a factor of 1.01, only 1,818 ft². Building codes may require enhanced underlayment any time a design falls into the low-pitch definition category. At the other end, an 11 12 pitch roof rises eleven inches per foot, angle 42.5°, factor 1.35. The same 1,800 ft² footprint becomes 2,430 ft² on the slope. Because walking on an 11 12 pitch roof borders on climbing, contractors often add safety costs to their estimates. Metal Roofing Pitch Transition Switching from shingles to metal often involves a transition from a shingle to a metal roofing pitch . Contractors may reduce the drop from 6-in-12 to 3-in-12 over a porch to match the style or improve drainage. Calculate each section separately, then add the totals. Mention metal roofing pitch transition during design so flashing and trim match both slopes. Remember that many builders treat a 6-in-12 as the standard pitch for a roof , so material quotes frequently default to that assumption. Double-Check Your Math Compare your total against satellite measurement apps. Re-measure key sections if numbers differ by more than 2 %. Ask a trusted roofer to confirm the area before ordering. Most will verify for free while preparing a quote. Accuracy here prevents waste, keeps schedules tight, and supports warranties. Roofing Expertise You Can Trust  AMP Restoration & Roofing knows roofs inside and out. Our team utilizes high-quality tools and on-site inspections to verify every square foot. We don’t guess; we prove. We then recommend materials that match your style, budget, and local building codes. The result is a roof that lasts, drains well, and boosts curb appeal. Clients stay informed at each step, from the first call to the final nail. That’s because we build the plan together, using clear numbers and easy language. Whether you’re curious about how to calculate roof area with pitch or want us to handle the job from start to finish, we’re here to help. Choose AMP Restoration and Roofing for precision and peace of mind! CONTACT US TODAY
Two-story house with gray weathered cedar siding
By Amp Roofing January 7, 2026
Discover the pros, cons, and smart alternatives to traditional wood siding. Learn why synthetic cedar shakes offer a timeless look with better durability.
Attic skylight. Asphalt Shingles House Roofing Construction with Attic Roof windows, skylights water
By Amp Roofing January 7, 2026
Thinking about replacing your skylights? Learn about the different types of skylight windows and expert tips for choosing the right replacement. See more.