Commercial Lineset Covers
Our commercial lineset covers protect HVAC line sets while keeping your installations organized and professional. Built from reliable materials, they hold up against changing weather and heavy use common in large-scale commercial projects.
This range of fittings and ducts matches the Slimduct PD series, offering flexible configurations for different layouts. Each piece supports secure routing, helping technicians achieve both refined appearance and dependable HVAC performance.
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PSP Fittings Wall Flange
The Slimduct PWP Wall Flange is a ridge that can be attached to Slimduct fittings to prevent movement and provide duct support for aesthetically pleasing commercial lineset protection.
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PDP Cut Wall Flange
For use with Slimduct PD commercial lineset covers. Secures termination point, prevents movement, and delivers a clean, stable finish.
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PSDR PD-SD Coupler
Connects Slimduct PD (commercial) to SD (residential) covers. Durable, weather-resistant coupler for clean, seamless transitions.
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PDL Fitting Mount Clip
Secures Slimduct PD fittings to threaded rod for ceiling-mounted support. Prevents movement in commercial HVAC installs.
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PDH Back Mount Fitting Clip
Secures Slimduct PD accessories to mounting surfaces for a stable, professional finish in commercial HVAC installs.
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PDY Support Band
Loops around Slimduct PD to securely fasten it to walls, adding support and ensuring a clean, professional finish.
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PDK Notch Reinforcement
Connects bracket and threaded rod to Slimduct PD at notch points for added support and a clean, professional finish.
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PDI Reducer
Transitions between Slimduct PD 120–90 and 140–120. Clean, secure fit for commercial rooftop and wall-mounted HVAC lineset protection.
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PDU Fixing Saddle
Secures Slimduct PD ducts to a strut or bracket for stable, clean commercial HVAC installations.
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RD Straight Duct
Slimduct RD is a durable, labor-saving solution for enclosing rooftop linesets in VRF/VRV systems. Easy to install and field-configurable, it offers a clean, professional finish. Its corrosion-resistant zinc-aluminum-magnesium coating outperforms galvanized steel.
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Slimduct RD Walkway Cover
Designed for VRF/VRV systems, the Slimduct RD Walkway Cover protects rooftop linesets while supporting foot traffic. The RDW line features an anti-slip surface for safe maintenance access. With a sleek finish and corrosion-resistant coating, it installs easily and replaces the need for custom ducting.
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RE 90 Flat Ell
Guides linesets at a 90° angle while providing durable, corrosion-resistant protection. Easy to install and ideal for VRF/VRV rooftop applications.
Benefits of Using Commercial Lineset Covers
When you’re working on large-scale commercial HVAC projects, the right lineset covers make a real difference. They protect your work, simplify the process, and leave every installation looking clean and polished.
Long-Lasting Weather Protection
These covers are built to handle whatever the weather throws at them. From rain and heat to UV exposure, they hold up season after season without cracking, fading, or breaking down.
A Cleaner, More Professional Finish
Nobody wants exposed lines running along a building’s exterior. These covers give every installation a tidy, finished look that clients and building managers are always happy to see.
Faster, More Flexible Installation
The modular design means you spend less time figuring things out on-site. Pieces fit together intuitively, so your crew can move through installations efficiently without sacrificing quality.
Reduced Risk of Line Damage
Unprotected lines are vulnerable to impact, pests, and environmental wear. Wrapping them in a durable cover adds a layer of defense that keeps costly repairs and service calls to a minimum.
Compatible Across a Wide Range of Layouts
Whether you’re working on a straightforward run or a complex multi-unit setup, these commercial lineset covers adapt easily. That means fewer workarounds and a better fit every time.
Why Choose Inaba Denko
There’s no shortage of options, but Inaba Denko stands in a category of its own. From the way products are engineered to the support behind them, every detail reflects a genuine commitment to quality and the people who rely on it.
Decades of Focused Engineering
Inaba Denko has spent decades refining lineset cover systems. That specialized focus means you’re getting products built by people who truly understand what the job demands.
Trusted by Industry Professionals Worldwide
From small contractors to large commercial firms, professionals across the globe trust Inaba Denko. That kind of track record comes from consistent, reliable performance in the field.
Precision-Fit Components Every Time
Every fitting, duct, and accessory is designed to work seamlessly. You won’t run into mismatched parts or frustrating gaps, only components that come together exactly as they should.
Built to Meet Demanding Commercial Standards
Commercial projects come with higher stakes and tighter expectations. Our products are built specifically to meet those demands, making your job stress-free and efficient.
About Inaba Denko America
After establishing its HVAC division in 1978 as Inaba Denko in Japan, the brand became global. Inaba Denko America continues to bring the trusted craftsmanship of a globally respected brand right to the North American market. With a long history of innovation in HVAC solutions, we have built a reputation for producing products that professionals genuinely rely on.
Our American team is dedicated to making those same high-quality lineset cover systems accessible, with the local support and service that contractors and distributors deserve. Whether you’re a seasoned installer or exploring lineset covers for the first time, we are here to help you get the job done right.
FAQs about Commercial Lineset Covers
What are commercial lineset covers used for?
Commercial lineset covers are used to protect and conceal the refrigerant lines, electrical wiring, and drainage tubing that run between HVAC units. They keep everything organized, shielded from the elements, and looking clean on the exterior of a building.
Are these covers compatible with different HVAC brands and systems?
Yes, this range is designed to work with various commercial HVAC setups. The fittings and ducts are modeled to match the Slimduct PD series, giving you flexible configuration options that work across different layouts and system types.
How well do they hold up in outdoor environments?
These covers are built specifically for the demands of commercial use, so outdoor conditions aren’t a problem. They resist UV exposure, temperature swings, moisture, and general wear, meaning you can count on them to perform long after installation.
Can they be used on complex or large-scale installations?
Modular design is one of our biggest strengths for commercial projects. You get a full range of fittings, including elbows, tees, couplings, and more, so you can route lines around corners, across long runs, or through multi-unit configurations without any issues.
Are these covers easy to install?
They’re designed with the installer in mind. The components fit together straightforwardly, and the system doesn’t require any specialized tools or complicated steps. Most experienced technicians find the process quick and intuitive once they get familiar with the system.
What sizes are available for commercial projects?
The line comes in a range of duct widths to accommodate different line set sizes and project requirements. If you’re unsure which size fits your specific application, it’s always a good idea to check the product specs or reach out for support.