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Slate Roof Repair

Slate roofs are famously durable and long lasting, but need regular maintenance and occasional repairs to help them reach maximum longevity.

Your premium roof deserves a slate specialist to be its best (for decades to come). You can rely on us to do what's right for your slate roof.

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About Slate Roofing

Originating from ancient European architectures, slate roofs have graced homes and establishments with an air of sophistication and durability for centuries. Their unmatched allure is deeply rooted in history and has been a testament to their endurance and timeless beauty.

Slate roofing traces its origins to as early as the 13th century in parts of Europe. Regions abundant in natural slate deposits, such as Wales and Spain, began utilizing this unique stone for roofing purposes. Over the years, the practice spread across Europe and eventually to the New World, where it found prominence in the colonial architectures of North America.

a close up of a damaged slate roof

Why Choose Slate?

When it comes to picking the right roof, slate is a top choice. Why? Well, not only does it look great, but it's also super durable, good for the environment, and safe. For years, builders and homeowners have trusted slate because it offers a mix of style and practical benefits. So, if you're thinking about a roof that looks good, lasts long, and is eco-friendly, slate is the way to go.

Longevity: One of the primary advantages of slate roofs is their incredible lifespan. With proper maintenance, a slate roof can last a century or more, standing firm against the tests of time.

Aesthetic Appeal: Slate roofs are naturally elegant. Their unique texture, combined with a range of earthy colors, can significantly enhance the aesthetic value of any structure.

Eco-friendly Material: Being a natural stone, slate is environmentally friendly. Its long lifespan also means reduced waste, making it a sustainable choice for the environmentally conscious.

Fire Resistance: A natural advantage of slate is its fire-resistant property. Unlike some roofing materials, slate does not catch fire easily, adding an extra layer of safety to homes and establishments.

In essence, slate roofing is not just about its timeless beauty. It's a combination of elegance, durability, and sustainability, offering homeowners a roofing solution that stands out both in terms of aesthetics and functionality.
azola boys slate roof and copper gutter

Different Types of Slate

Welsh Penryn Purple Slate
Welsh Penrhyn Purple slate with a life expectancy of 200+ years.
Delabole Slate featuring John Chan, COO of the durable slate company
Delabole slate, life expectancy of 250+ years. Quarried since 1284.
Virginia Buckingham slate, as seen on St. Andrews Catholic Church
Buckingham slate, with a life expectancy of 300+ years.
example of vermont five color blended slate
Vermont five color blend, with a life expectancy of 125+ years.
example of north country black slate with life expectancy of 250 years
North Country Black slate, with a life expectancy of 250+ years.
example of roof with pennsylvania black slate
Pennsylvania Black slate, with a life expectancy of 75+ years
example of peach bottom slate from ivy hotel in baltimore maryland
Peach Bottom slate, with a life expectancy of 125+ years
example of trinity purple slate roof from new orleans louisiana
Trinity purple slate, with a life expectancy of 125+ years

Why Slate Roof Repair is Important

If you've chosen a slate roof for your home, you've invested in one of the best. Its beauty, durability, and classic touch are unbeatable. However, even the best roofs need some care every now and then. Here’s a deeper dive into why it's so important to stay on top of those repairs:

Prolonging Roof Life with Regular Check-ups: Just as we visit the doctor for regular health check-ups, natural slate roofs need their occasional inspections too. Addressing minor damages immediately can extend the life of your slate roof by decades.

Protecting Your Investment: You've put money into getting a quality roof; maintaining it ensures you get the most out of that investment.

Small Issues Grow: What might start as a tiny crack or a slightly displaced slate can turn into a big problem if left unattended. Over time, water can seep in, causing mold or even structural damage.

Save Money in the Long Run: Addressing issues when they're small is much cheaper than waiting for them to become major repairs. Think of it as catching a problem when it's a spark rather than a fire.

Curb Appeal: A well-maintained roof enhances the overall look of your home. It's one of the first things people notice, so keeping it in tip-top shape adds to your home's curb appeal.
Preserving Home Value: If you ever decide to sell your home, a solid and good-looking roof can significantly boost its market value.

Avoid Accidents: Loose or damaged slates can fall, posing a risk to people below. Repairing ensures the safety of both your family and visitors.

Protection from Elements: A compromised roof might not provide the protection you need from heavy rain, snow, or strong winds. Ensuring all slates are intact and in place keeps you safe from nature's elements.

Energy Efficiency: Gaps or damages in your slate roof can lead to heat loss, meaning your heating or cooling systems will need to work harder. Timely repairs can thus save energy and reduce your bills.

Resource Conservation: Properly maintained slate roofs don't need to be replaced as often, conserving resources and reducing waste.

To wrap it up, your slate roof is more than just a cover over your head. It’s a blend of history, craftsmanship, and security. Taking care of it isn’t just about aesthetics; it's about safety, economy, and environmental responsibility. 

So, whenever you spot an issue, get it fixed. It's always better to be safe than sorry!
a large brick building with grass in front of a house

Repairs Done Right, Once

Though slate boasts impressive strength, it's not immune to harm. A substantial impact or a misstep from an unseasoned contractor can result in a cracked slate roofing tile. Such cracks can become gateways for water, leading to leaks, and over time, causing rot or other structural issues. Immediate attention to slate roof cracks is crucial. The same urgency applies to misaligned tiles, which could be entry points not only for water but also for pests or debris.

Missing tiles pose a greater threat than mere cracks. With tiles absent, the underlying roof structure becomes vulnerable, hastening deterioration of adjacent tiles and other roofing components. Slates function optimally when intact, presenting a united front against external elements. At the first sign of a missing slate, prompt action is essential. Water penetration can compromise delicate areas of your roof, leading to mold, mildew, rot, and even algae formation. These manifestations not only signal slate and roof damage but also hint at deeper underlying issues.

Slate roofing's enviable longevity can be swiftly undercut by non-specialists unfamiliar with its nuanced needs. Despite slate's inherent toughness, mishandling can break its defensive synergy, where tiles work collectively—much like a phalanx—shielding interiors from external elements.

In an attempt to be cost-competitive, some roofing contractors opt for subpar, often imported slate, sacrificing quality for short-term savings.
Let's state it plainly: while slate roofing has a higher initial cost than some alternatives, the temptation to offer lower-grade slate results in compromised durability and shortened roof lifespan. What seems like a saving now can lead to pricier fixes later.

We regularly address issues stemming from non-expert interventions—be it ill-soldered joints, inappropriate nail choices, undue slate wear leading to micro fractures, or unsuitable underlayments; the pitfalls are numerous.

A slate roof's allure lies not only in its aesthetic but also its emblematic resilience. Stone by nature, it's hardy—unless neglected or subjected to incremental damages over time. Engaging a bargain contractor, often making grand promises, can be a costly gamble.

But here's the silver lining: slate roof installations and repairs don't break the bank if done right from the outset. Roofs haphazardly handled by general roofing contractors are slow-motion disasters, eroding the longevity of what should be a century-long protective cover. This approach amplifies undue costs and stress, detracting from what should be a virtually fuss-free home investment.

Choose expertise. It saves on future repairs, offers peace of mind, and is a worthwhile investment. The Durable Slate Company stands out as an acclaimed slate roofing contractor. Our nationwide premium slate roof repair services, backed by leading training programs and meticulous quality checks, leverage age-old techniques and tools. We don’t just craft roofs; we create lasting legacies—and restore them too.
Garys Howes, COO of The Durable Slate Company, Completes a Simple Slate Roof Repair (Part 2)
Gary Howes, COO for The Durable Slate Company, Performs a Simple Slate Roof Repair (Part 1)

Examples of Slate Roof Damage

example of chinese multicolored slate rusting out after only five years of roof use
Example of Chinese Multicolor slate rusting out after only five years.
chinese black slate rusting out
Chinese black slate rusting through after only two years.
Chinese slate rusting after only two years
Another example of Chinese slate rusting after only two years of use.
obvious hail damage to a slate roof
Storms can damage slate roofs if there is strong wind or large hail.
vermont unfading green slate roof with wind and hail damage
Home owners should review their insurance policies to see whether storm damage is covered or not.
another slate roof with hail and wind damage
Hail stones the size of baseballs were reported as far south as north Texas.

Common Slate Roof Repairs

Slate roofs, known for their elegance and durability, aren't devoid of maintenance needs. Over time, various challenges might arise, demanding timely attention to ensure the roof's longevity. Addressing them proactively can avert amplified damage and keep the roof's charm intact.

Key repairs slate roofs often require:

Tending to Loose or Broken Slates: Natural elements, like gusty winds, or simple roof expansion and contraction can lead to slates coming loose or breaking. Such irregularities, if left unattended, become gateways for leaks. Addressing these usually involves re-affixing the tiles using nails, hooks, or adhesives, or outright slate replacements.

Flash Renewal: Flashing—those vital metal or plastic barriers at the crossroads of your roof and architectural fixtures—wears down or corrodes over time. This can turn into a leak vulnerability. Remedying this entails stripping off the compromised flashing and introducing fresh replacements.
Leak Rectification: Among slate roof woes, leaks stand out. They sprout from varied sources—be it compromised tiles, faulty flashing, or insufficient ventilation. Resolving leaks involves pinpointing their origin, addressing the core issue, and possibly rejuvenating damaged roof sections.

Combatting Moss & Algae: In damp climates or poorly drained spots, slate roofs may play host to moss and algae. Their unchecked proliferation weakens the roof's defense against water. Combatting this growth might call for dedicated cleaning agents or professional cleaning interventions.

Regular inspections remain a homeowner's best defense against slate roof troubles. By catching and addressing issues early, one ensures the roof's integrity and sidesteps potential major repairs. For those uncertain about tackling repairs, professional guidance is always a prudent choice.
a poorly installed slate roof with overlapping slates
Poorly installed slates that are overlapping (and shouldn't be).
a bad chimney repair without copper flashing and leaks
A slate roof without copper chimney flashing.
New slate roof without copper flashings
A new slate roof without any copper flashing.
example of badly installed slate roof damage
Bad slate roof installation can result in avoidable damage that needs to be repaired.
example of bad workmanship on badly installed slate roof
Improper use of nails or screws can cause damage that looks like storm damage.
another example of a badly installed slate roof that needs to be repaired properly
Another example of bad workmanship resulting in premature slate roof damage.

FAQs about Slate Roof Repair

Why choose slate over other roofing materials?

Answer: Slate is a top pick for many homeowners because of its unique blend of style and function. Not only does it look timeless and classy, but it's also super durable, eco-friendly, and fire-resistant. So, while other materials might have their perks, slate offers a combo of beauty and practicality that's hard to beat.

How often should I inspect my slate roof?

Answer: It's a good idea to give your roof a quick look-over once or twice a year, especially after heavy storms. If you're not sure what to look for, getting a professional to inspect it every few years is a smart move. They can spot any potential issues before they turn into big problems.

What is the lifespan of a slate roof?

Answer: With the right care, a slate roof can last for over a century. Yep, you read that right! Some slate roofs have even been known to last hundreds of years. A castle near the Penrhyn quarry in Wales just had their slate roof replaced after 450 years. But remember, their lifespan also depends on the quality of installation, the type of slate, and regular maintenance.
Can I repair the slate roof myself?

Answer: While it might be tempting to climb up there and fix a few slates, it's usually best to leave this to the pros. Repairing slate roofs requires special skills and tools to make sure the job is done right. Plus, professional roofers know how to stay safe while working up high.

How do I maintain my slate roof after repair?

Answer: Good news! Slate roofs are pretty low maintenance. After a repair, it's mostly about keeping an eye on things. Clear off any debris, like leaves or branches, that might land on the roof. Make sure your gutters are clean so water can flow away easily. 

And, of course, get any damages checked out ASAP to keep your roof in top shape.

Got more questions? Be sure to check out our general FAQ page and don't hesitate to reach out. Whether you're curious about slate or need some advice on repairs, we're here to help!

Choose Durable

Operating across the Eastern United States, Durable Slate has a significant presence with offices in Washington D.C., Columbus, Cleveland, and Cincinnati, extending our services across Ohio, Maryland, Pennsylvania, Virginia, West Virginia, the Carolinas, and more.

Our craftsmen, the heartbeat of Durable Slate, are dedicated to honing their craft. Not only do they gain invaluable experience on the job, but they also benefit from our top-tier in-house training program. The artistry of slate roofing demands specialized knowledge, and we pride ourselves on cultivating some of the industry's finest talents.

With us, transparency is key. Our roofing estimators aren't driven by commissions, ensuring your estimates remain unexaggerated and genuine. 
Our commitment is to offer comprehensive roofing evaluations without hidden costs, always prioritizing that you are well-informed at each juncture. We value the importance of you understanding the nuances of slate roofing and the significance of meticulous work.

Our philosophy is encapsulated in what we fondly call "The Durable Way". It revolves around unwavering business integrity, open communication, and a relentless pursuit of perfection. We firmly believe that a job done meticulously stands the test of time. And that's precisely how we think your roof should be — timeless and enduring.

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More than a roof.
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