James Hardie Board & Batten Cupola Rebuild
This exterior specialty project in Ipswich, MA focused on rebuilding an oversized custom cupola and upgrading its weather protection and drainage details with premium finish materials. The rebuild included James Hardie board-and-batten siding, a custom 6-inch box-style gutter, a custom 3" x 4" downspout, and BlueSkin waterproofing on the underside — combining durability, improved weather detailing, and a clean architectural finish.
The Challenge
This project involved a highly customized exterior element rather than a standard siding or gutter installation.
Because the house featured a large custom cupola, the rebuild required careful planning to make sure the siding, drainage, and waterproofing details all worked together correctly. A cupola of this size needs more than just cosmetic improvement — it requires proper weatherproofing, finish coordination, and custom drainage components that match both the scale and style of the home.
Another challenge was coordinating specialty materials on schedule. The custom gutter components had to be fabricated, and the James Hardie materials also had to be ordered and delivered before installation could begin. Managing that lead time properly was essential to keeping the project on track.
Before & After Transformation


Transformation: This project showcases the dramatic difference our expert team can achieve. From the initial condition to the final result, see how quality craftsmanship transforms spaces.
Scope of Work
- Rebuild of the large custom cupola structure
- Installation of James Hardie board-and-batten siding on the rebuilt cupola
- Installation of a custom 6-inch box-style gutter
- Installation of a custom 3" x 4" downspout
- Waterproofing of the underside with BlueSkin
- Final exterior detailing and cleanup
Materials Used
- James Hardie board-and-batten siding for the primary exterior finish
- Custom 6-inch aluminum box-style gutter for improved water management
- Custom 3" x 4" downspout matched to the cupola scale and architecture
- BlueSkin waterproofing membrane applied to the underside
Challenges Solved
- Rebuilt an oversized custom cupola requiring precise coordination across siding, waterproofing, and drainage elements
- Coordinated custom gutter fabrication and James Hardie material delivery within a 1-week lead time
- Applied BlueSkin waterproofing on the underside to create a more reliable weather-resistant assembly
- Matched custom drainage components to both the scale and architectural character of the home
- Completed full installation including siding and gutters in a single day once materials were on site
The Results
The completed project delivered a rebuilt custom cupola with a much cleaner finish, stronger weather protection, and more refined drainage detailing.
By combining James Hardie board-and-batten siding, custom box-style gutter fabrication, a custom 3" x 4" downspout, and BlueSkin waterproofing underneath, the finished result became both a functional upgrade and an architectural enhancement to the home.
The result is a distinctive exterior feature that looks custom, performs better against the elements, and fits the character of the property much more appropriately than a standard off-the-shelf solution.
Project Gallery


Project Timeline
Material Lead Time
Custom 6-inch box-style gutter fabrication and James Hardie board-and-batten material ordering and delivery.
Installation
Full installation of the cupola siding, custom gutter, custom downspout, and BlueSkin waterproofing — completed in a single day once materials were on site.
Investment Insights
Frequently Asked Questions
What is a cupola rebuild and why is it more complex than standard siding work?
A cupola is an architectural feature mounted above the main roofline, which means it faces elevated wind, rain, and UV exposure from all sides. Rebuilding one properly requires coordinating siding, waterproofing, trim, and drainage details that all work together — it is not simply a matter of replacing surface material.
Why was James Hardie board-and-batten siding chosen for this project?
James Hardie board-and-batten siding was selected for its proven durability, clean architectural appearance, and suitability for high-exposure exterior features. It holds up well against New England weather conditions and provides a finished look that matches the scale and character of a large custom cupola.
What is a 6-inch box-style gutter and why was it custom fabricated?
A box-style gutter is a more architectural gutter profile than a standard K-style or half-round gutter. For this project, a 6-inch size was custom fabricated to match the scale of the oversized cupola and to handle the water volume more effectively. Standard off-the-shelf gutters would not have fit the proportions or performance requirements of this feature.
What is the custom 3" x 4" downspout for?
The custom 3" x 4" downspout was specified to match the proportions of the 6-inch box-style gutter and ensure proper water flow capacity. Like the gutter, it was custom sized to suit this particular cupola rather than using a standard residential downspout.
What is BlueSkin and why was it used on the underside?
BlueSkin is a self-adhering waterproofing membrane used to create a secondary weather barrier behind finish materials. Applying it to the underside of the cupola assembly adds protection against water infiltration in a high-exposure location where moisture can work in from multiple directions.
How long did this project take?
The material lead time was approximately 1 week to allow for custom gutter fabrication and James Hardie material delivery. Once materials were on site, the full installation — siding, gutters, downspout, and BlueSkin waterproofing — was completed in a single day.
Do you handle James Hardie siding and custom gutter projects in other Massachusetts towns?
Yes. WaterTite Co. serves the Greater Boston area and the North Shore, including Ipswich and surrounding communities. Contact us for an evaluation and quote specific to your property.
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Ready for Your Own Transformation?
Need James Hardie siding, custom gutter fabrication, or specialty exterior reconstruction in Ipswich or the Greater Boston area? Contact WaterTite Co. for a detailed evaluation and quote.