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James Hardie Siding

James Hardie Fiber Cement siding is the most durable siding option. The larger bevel and profile create a premium distinction, similar to wood, and it’s offered in a full range of styles and colors.

Common Questions

What is James Hardie Fiber Cement?

James Hardie creates a siding panel made of cement, sand, water, and fibrous cellulose, making it highly durable. All material is made in the USA and sourced from within 100 miles of the plant.

What’s the difference between Vinyl and Fiber Cement siding?

Fiber Cement is a top-quality siding that gives the appearance of wood without the vulnerabilities of real wood. Hardie is much more durable and has better fire resistance than Vinyl.

How long does siding installation take?

Most siding projects are installed within 5 days.

James Hardie booth bay blue siding with standing seam metal roofing.
James Hardie rough shake with white trim.
Red James Hardie Lap Woodgrain Siding.
James Hardie lap siding.
Install process of the Capital Improvements employees installing James Hardie siding.
James Hardie Board & Batten.

Hardie styles

Plank Lap

Traditional and timeless. Sleek and strong. Hardie® Plank lap siding is not just the best-selling product—it’s the most popular brand of siding in North America, protecting and beautifying more homes from coast to coast.

James Hardie cedarmill lap siding.
James Hardie lap siding.
James Hardie cedarmill lap siding.


Shake shingle siding (also referred to as shingle siding) can add instant character with unique staggering to any style home, anywhere.

James Hardie perfection shake.


You can create your dream design using the contemporary textures and architectural lines of these unique panels and trims.

James Hardie artisan smooth siding.
James Hardie artisan siding.

Board & Batten

Board & Batten siding has become popular in recent years due to its clean lines and ability to make a home stand out from the rest.

James Hardie Board & Batten Smooth.
James Hardie Board & Batten Cedar Mill panel.

Hardie colors

Cobble Stone
Navajo Beige
Monterey Taupe
Khaki Brown
Timber Bark
Pearl Gray
Light Mist
Gray Slate
Night Gray
Boothbay Blue
Evening Blue
Aged Pewter
Iron Gray
Deep Ocean
Mountain Sage
Countrylane Red
Midnight Black
Woodstock Brown
Rich Espresso
Heathered Moss
Statement™ Colors
James Hardie

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30+ Years’ Experience

Thousands of satisfied home owners across Maryland and DC.

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Lifetime Warranties

Highly certified with Atlas, GAF, Mastic, James Hardie & more.

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Value Focused

A family team proud to deliver excellence at a fair price.

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Trusted by local homeowners.

My husband and I met with Pat Jewell and he was such a pleasure to work with. Very knowledgeable and kind. We felt comfortable with this company.
Kelly, Google Reviews
We are very pleased with the work that Capitol Improvements did and we would highly recommend and use them again in the future.
Carlos, Yelp Reviews
They had the most competitive prices and did not try and upsell. Their teams are efficient, professional, very clean, and on time.
Veronica, Google Reviews
Seth and install team were organized and project went smoothly. Entire team was responsive and kept in touch throughout the process.
R Mayo, Google Reviews
They replaced my roof including skylights in April 2023 and I am very satisfied. Melinda as my first contact was very professional and got me on the schedule quickly.
Yasmin, Google Reviews
It was easy to work with Pat to get a quote. We did both a roof on our house and our shed, we also had new gutters put on our den. The crew was very hardworking and efficient.
Ariana, Google Reviews