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AC Line Cover Kit

Black 90 Degree Vertical Elbow for Dark Facades, Line Set Cover Parts for Wall to Floor AC Pipe Runs

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  • Description: Black vertical elbow with base moulded from colour-through black PVC for the 75-series slimline trunking system. It is made for dark facades, anthracite window frames and modern minimalist elevations. Available as a single replacement part or in bulk direct from our factory.
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Black 90 Degree Vertical Elbow

The vertical elbow takes the run from the wall down to a ground-mounted outdoor unit, with a flat flange that sits against the wall or floor line. It is the fitting that closes the gap on the wall-to-floor drop, the most common exterior run on residential mini split installations. This fitting is supplied in black, moulded from the same colour-through PVC as the black kit, so joints and corners stay invisible on the wall.

Key Features

  • UV-stabilised rigid PVC — exterior grade, matched to the line set cover system
  • Snap-on assembly — fits the standard base channel and cover of the series
  • Black colour-through formulation — no visible scuffs or white cut edges on dark installs
  • Replacement part or bulk stock — supplied individually as well as inside complete kits

Technical Specifications

ItemSpecification
ComponentBlack 90 Degree Vertical Elbow
MaterialRigid PVC (UPVC), UV-stabilised, high impact resistance
Profile75 mm slim series
ColourBlack
CompatibilityFits the AC Line Cover Kit series straight duct and covers
Supply formatSingle component, bulk pack or complete kit, OEM/ODM available

Why the Black Finish Works Here

For contemporary facades and commercial fit-outs, black is the practical choice. It pairs naturally with dark cladding, grey concrete and black-framed glazing, and it hides road dust and urban grime far better than lighter finishes. The vertical elbow with base is moulded in our own factory from colour-through PVC, so the surface keeps its depth of colour through years of sun and rain. It is the finish we recommend wherever the design brief calls for the line set to look like architecture, not service pipework.

On-Site Photos

Black Vertical Elbow With Base installed on site - reference photo 1

Black Vertical Elbow With Base installed on site - reference photo 2

Black Vertical Elbow With Base installed on site - reference photo 3

Where It Is Used

  • Mini split, ductless AC and heat pump exterior line set runs
  • Extensions and repairs on existing black line set cover installations
  • Project stock where installers carry fittings separately from straight duct

Frequently Asked Questions

Q: When is a vertical elbow used instead of a flat elbow?
A: When the run changes from horizontal along the wall to vertical down to the unit. The flat elbow is for turns that stay in the wall plane.

Q: Does it work with a ground-level outdoor unit?
A: Yes. The elbow is designed for the drop from wall height to a unit standing on the ground or on a plinth.

Q: Can it be used on a rooftop installation?
A: Yes, provided the turn matches the 90 degree geometry. For other angles use the adjustable elbow.

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The southeast corner of the private entrepreneurship park in Huadian Town, Qihui County, Dezhou City, Shandong Province