Internal 90° Elbow - The Cover Guard internal 90° elbow is used to conduct lines inside an angled wall shift. ADD a prefix (3) for single zone. Brown

Internal 90 Elbow - The Cover Guard internal 90?? elbow is used to conduct lines inside an angled wall shift.

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With the base width of 4.25 in and the cover measuring 5.25 in wide, the duct eliminates the need to manage multiple size ducts, fittings, and excessive inventory. Cover Guard's single size expands in depth to hide pipes and to save you time and money. The multiple zone and utility channel solution. The Cover Guard's 4-stage adjustability is perfect to accommodate multiple zone line sets and allow the duct to expand from 2 to 4 inches deep. Stay-Clean peel-n-go film allows for a no-fuss clean-up following an install. Free-sliding zip-tie clips are pre-installed, relocating quickly and easily to position the zip tie where it's needed most. Components are paintable (see instructions for painting directions). Components are UV stabilized and tested to temperatures from -4 degrees F to 140 degrees F. Cover Guard components do not release under pressure. In fact, the greater the pressure exerted against the inside walls, the tougher the structure becomes because the pressure causes the pieces to lock more tightly. Fittings can be opened and closed as needed, so the system can be adjusted as necessary at any time. Cam screws are constructed of hardened plastic, like a gunstock. They will never rust. Meets UL 94 V-0.