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Custom Electrical and Slope-Compensating TV Mount Above Fireplace in Minnetonka

Marshall Wayne
January 31, 2026

Recap

Some installations reveal their complexity only when you begin the work. What looks like a straightforward above-fireplace TV mounting can quickly become a multi-faceted project requiring electrical expertise, specialized mounting solutions, and creative problem-solving. This stunning Minnetonka installation showcases exactly that level of comprehensive service—taking on challenges that would stop less experienced installers and delivering a flawless finished result that looks effortless.

Recent Minnetonka Installation

This beautiful living room features custom built-in cabinetry with arched alcoves flanking a modern fireplace, creating architectural interest and storage in one elegant design. The symmetry, lighting, and thoughtful styling make this space feel professionally designed, and our installation needed to match that level of quality and attention to detail.

The 65-inch television sits perfectly centered above the fireplace, but achieving that clean result required addressing several technical challenges. First, the plaster wall had a noticeable slope—the wall angled backward as it rose, which would have left a standard-mounted TV leaning away from viewers. We solved this with a specialized mounting bracket designed to compensate for sloped walls, using adjustable mounting points that offset the angle and bring the TV perfectly vertical despite the wall's geometry.

The second challenge was power and connectivity. Rather than having visible cords or requiring the homeowners to compromise their design vision, we installed a new electrical outlet behind the TV by tapping into the existing outlet in one of the flanking cabinets. This involved running electrical cable through the wall, installing an appropriate junction box, and ensuring all work met code requirements for safety and functionality.

Finally, we routed HDMI cables from the TV location down through the wall to the cabinet below, allowing all streaming devices, cable boxes, and other components to be housed out of sight in the cabinetry. The result is a completely clean installation—no visible wires, no equipment cluttering the mantel, just a beautiful display that appears to float above the fireplace with nothing but clean wall around it.

Slope Compensation: Technical Problem-Solving

Sloped walls present a unique challenge for TV mounting. The slope might not be immediately obvious to the eye, but once a large flat-screen TV is mounted, even a few degrees of tilt becomes glaringly apparent. The TV appears to lean backward, creating an unprofessional appearance and potentially causing viewing angle issues.

Standard mounting brackets assume a perfectly vertical wall. When that assumption doesn't hold, you need specialized equipment. Slope-compensating brackets feature adjustable mounting points that let us effectively create a vertical mounting surface even when the wall itself isn't vertical. We measure the wall angle carefully, calculate the necessary offset, and adjust the bracket accordingly before securing everything permanently.

This attention to detail separates professional installations from amateur work. An inexperienced installer might mount the TV and shrug off the visible tilt, or worse, not notice it at all until the homeowner points it out. Professional installers come prepared with the right equipment and expertise to handle whatever challenges the space presents.

Custom Electrical Work

Adding an outlet behind a TV involves more than just running wire and installing a box. It requires understanding residential electrical codes, working safely with existing circuits, ensuring proper wire gauge for the load, installing code-compliant junction boxes, and leaving work that passes inspection if required.

For this installation, we tapped into the existing outlet in the adjacent cabinet, which provided a nearby power source already on an appropriate circuit. We ran NM cable through the wall cavity, installed a proper electrical box at the TV location, and made all connections following electrical code requirements. The result is a fully functional outlet positioned exactly where needed, eliminating any need for extension cords or visible power cables.

This kind of electrical work requires appropriate licensing and insurance, not to mention the expertise to do it safely and correctly. It's not something homeowners should attempt themselves, and it's not something every TV mounting service is equipped to handle. When you need comprehensive installation that includes electrical work, you need installers with the proper credentials and experience.

Cable Routing and Component Integration

Modern entertainment systems involve multiple components—streaming devices, game consoles, cable boxes, sound systems. Keeping all this equipment organized and accessible while maintaining clean aesthetics requires thoughtful planning and proper execution.

By routing HDMI cables through the wall to the cabinet below, we created a system where all components can be housed out of sight but remain easily accessible for setup, troubleshooting, or equipment changes. The homeowners can open the cabinet, access their devices, swap connections, or add new components without affecting the clean appearance of the installation above.

This approach works particularly well with custom built-ins like these. The cabinetry already provides dedicated storage space, so utilizing it for component housing makes perfect sense. Proper cable routing ensures reliable connections, adequate cable length for serviceability, and professional appearance throughout.

Working with Custom Cabinetry and Plaster

This installation required careful work around expensive custom cabinetry while mounting to plaster walls. Both factors demand extra care and expertise. We protected the cabinetry throughout the installation process, used appropriate techniques for drilling into plaster without causing cracks or chips, and coordinated our electrical work to minimize impact on the surrounding woodwork.

The arched alcoves and integrated lighting in this built-in design represent significant craftsmanship and investment. Our installation needed to respect that work while delivering the functionality the homeowners wanted. The finished result integrates seamlessly with the room's design, looking like the TV was always meant to be exactly where it is.

Our Minnetonka Services

The Mounting Man provides comprehensive TV installation services throughout Minnetonka, including slope-compensating bracket installation for challenging walls, custom electrical work with proper licensing and insurance, in-wall cable routing and component integration, plaster wall mounting with appropriate techniques, and installations that work with custom cabinetry and built-ins.

We handle complex installations that require multiple skillsets—carpentry, electrical work, problem-solving, and attention to aesthetic detail. When your project goes beyond basic TV mounting, we bring the expertise and equipment to deliver professional results.

Schedule Your Minnetonka Installation

Based in Minnetonka and serving the Lake Minnetonka area and greater Twin Cities, The Mounting Man delivers comprehensive installation services for projects of any complexity. With 755+ five-star reviews, we've earned trust by taking on challenging installations and delivering flawless results. Ready to discuss your TV installation, whether straightforward or technically complex? Contact us today to schedule your Minnetonka installation consultation.

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Experience the benefits of increased safety, professional installation, and improved aesthetics when you choose The Mounting Man.

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Mounted
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Contact The Mounting Man

Have a question about getting your TV mounted, or need assistance? We're here to help!

Phone
Give me (Marshall) a call or text now.
(612) 505-3264
Address
The Mounting Man - TV Mounting Service
10681 Smetana Rd #220
Minnetonka, MN 55343
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marshall@themountingman.com
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