Slate roofing is one of the most durable and visually stunning roofing systems available, and it’s a perfect fit for homes and historic buildings. As a trusted roofing contractor, First State Roofing & Exteriors specializes in professional slate roof installation, repair, and replacement, helping homeowners protect their properties with materials that last a lifetime.
Whether you own a century-old Colonial or a modern custom home, slate roofing provides the kind of unmatched protection, character, and energy performance that Delaware homeowners value.
Why Choose First State Roofing & Exteriors
Local Expertise
We understand the unique challenges of Milford’s climate, including freeze-thaw cycles, humidity, and seasonal storms.
Licensed & Insured
All our professionals are fully certified, and our work is backed by comprehensive insurance policies.
All-in-One Service
Whether it’s a small repair or a complete roof overhaul, we manage the entire project from start to finish with no outsourcing.
What Makes Slate Roofing Ideal?
Milford experiences an average of 115 rainy days a year and 14 inches of annual snowfall. Located near Delaware Bay, the area is prone to moisture-heavy air and seasonal temperature swings. Slate’s naturally dense and non-porous structure makes it an excellent defense against:
- Heavy precipitation and freeze-thaw cycles
- Coastal humidity and salt-laden air
- High summer heat and UV exposure
With a life expectancy of 75 to 100+ years, a well-installed slate roof outlasts nearly every other roofing material on the market.
Source: NOAA Climate Data
The Benefits of Slate Roofs in Coastal Delaware
Before exploring the unique benefits of slate roofing, it’s helpful to understand the broader advantages of investing in professional roofing services for your home. When you choose a durable material like slate, supported by expert roof replacement installation, you’re making a long-term investment in your home’s protection and value.
Extreme Longevity – Slate is a natural stone that can last over a century with proper care. That’s why it’s often found on historic structures that are still standing today.
Superior Fire Resistance – As a non-combustible material, slate provides Class A fire protection, the highest rating available.
Low Maintenance – Slate is virtually maintenance-free when installed correctly. Unlike shingles or wood, it doesn’t rot, mold, or fade in the sun.
High Wind Resistance – With proper anchoring, slate roofs can resist strong winds common in Delaware storms.
Architectural Elegance – Slate adds refined, high-end beauty to any property. It’s available in varying shades, thicknesses, and textures that can complement Colonial, Gothic, Victorian, and modern designs.
Eco-Friendly – Since slate lasts 4–5 times longer than asphalt shingles, fewer resources are used over your home’s lifespan, and old slate tiles are recyclable.
Slate Roofing Services We Offer
Slate Roof Installation
Whether you’re building a new custom home or looking for a premium upgrade, our slate roofing installation process ensures lasting strength and seamless integration with your home’s structure and style.
Slate Roof Replacement
If your current slate roof is over 100 years old or has experienced extensive damage, we offer full replacement services. We’ll inspect the underlayment, decking, and structural components before carefully removing and replacing worn or broken tiles.
Slate Roof Repair
Slate roof repair often involves replacing damaged tiles, securing loose fasteners, resealing flashing, and addressing minor leaks to restore your roof’s strength and original appearance.
Explore our Roof Repair Services for more info.
Synthetic vs. Natural Slate: Which Is Right for Your Home?
At First State Roofing & Exteriors, we offer both natural and synthetic slate options to match your home’s structure, budget, and design preferences.
Natural slate offers unmatched longevity, with many roofs lasting well over 100 years. It has a distinctive, authentic look that adds elegance and value, but its heavy weight often requires reinforced roof decking. The higher upfront cost is offset by its durability and historic appeal.
Synthetic slate, on the other hand, is a lighter, more affordable alternative that mimics the look of real stone. It’s made from engineered materials like recycled rubber or polymer composites, making it easier to install on standard homes. While its lifespan is shorter (typically 40–50 years), it still outperforms traditional asphalt shingles in durability and aesthetics.
If you want the beauty of slate without the added structural considerations or higher price point, synthetic slate may be the perfect solution. We’re happy to help you explore both options and determine which roofing system works best for your needs.
Signs You May Need Slate Roof Repair or Replacement
- Slate tiles have large cracks or are missing
- You notice recurring leaks or ceiling stains
- Flashing around your chimney or vents is damaged
- Sagging rooflines or structural movement
- Your roof is over 90 years old and showing wear
If you’re unsure, our team provides roof inspections to evaluate the condition of your slate system.
A properly installed natural slate roof can last 75 to 100+ years, even with the region’s seasonal rain, snow, and coastal humidity. With occasional repairs and inspections, slate outlasts nearly all other roofing options.
Yes. While slate has a higher upfront cost, its longevity, low maintenance, and energy efficiency make it a cost-effective choice over time, especially for homeowners planning to stay long-term in their property.
Absolutely. Natural slate is heavy and can be securely fastened to resist high winds and flying debris during Delaware’s coastal storms. Proper installation by an experienced local contractor is key.
Possibly. Natural slate is heavy, so older or lightly framed homes may require decking upgrades. If you prefer a lighter option, we also offer synthetic slate alternatives with similar appearance and less weight.
Yes. We install premium synthetic slate products that mimic natural slate’s texture and color variation. It’s a great option for homeowners who want the style without the structural demands.
Slate roofs require minimal upkeep. We recommend an annual inspection to check for broken tiles, loose fasteners, and flashing integrity, especially after major storms or freeze-thaw cycles.
Contact Us Today
First State Roofing & Exteriors
202 E Mt Vernon St #1, Smyrna, DE 19977
Phone: (302) 222-4065
Business Hours
Monday: Open 24 hours
Tuesday: Open 24 hours
Wednesday: Open 24 hours
Thursday: Open 24 hours
Friday: Open 24 hours
Saturday: Open 24 hours
Sunday: Open 24 hours