
RectorSeal Fortress 4.5" Flexible Elbow – Gray LD122 Lineset Cover
The RectorSeal Fortress® 4.5" Flexible Elbow (LD122 – Gray) provides maximum routing flexibility for mini split and HVAC lineset cover installations. Designed to bend both horizontally and vertically, this fitting allows installers to navigate complex exterior layouts with ease.
Engineered for use with LD122 (4.5") Fortress duct systems, this flexible elbow is fully compatible with MRCOOL Line Guard kits and other 4.5" lineset cover components. It protects and conceals refrigerant lines, drain hoses, and communication wiring while maintaining a clean, professional appearance.
Constructed from heavy-duty, UV-stabilized and fire-resistant PVC, Fortress fittings are tested to over 2,000 hours of UV resistance and operate in temperatures ranging from -4°F to 140°F. The gray finish complements residential and commercial exteriors and can be painted to match surrounding surfaces.
Ideal for MRCOOL DIY mini split systems, ductless heat pumps, and HVAC installations requiring multi-directional flexibility along exterior walls.
Key Features
- Designed for LD122 (4.5") Fortress duct systems
- Bends horizontally and vertically for maximum routing flexibility
- Ideal for complex exterior installations
- Compatible with MRCOOL Line Guard kits
- Protects refrigerant lines, drain hose, and wiring
- UV-stabilized, fire-resistant PVC construction
- Tested to over 2,000 hours of UV exposure
- Temperature range: -4°F to 140°F
- Paintable finish (brush, spray, or roller)
- Suitable for residential and commercial installations
- 3-Year Manufacturer Warranty
- SKU: 84348
- Sold Individually
Original: $95.00
-65%$95.00
$33.25RectorSeal Fortress 4.5" Flexible Elbow – Gray LD122 Lineset Cover
The RectorSeal Fortress® 4.5" Flexible Elbow (LD122 – Gray) provides maximum routing flexibility for mini split and HVAC lineset cover installations. Designed to bend both horizontally and vertically, this fitting allows installers to navigate complex exterior layouts with ease.
Engineered for use with LD122 (4.5") Fortress duct systems, this flexible elbow is fully compatible with MRCOOL Line Guard kits and other 4.5" lineset cover components. It protects and conceals refrigerant lines, drain hoses, and communication wiring while maintaining a clean, professional appearance.
Constructed from heavy-duty, UV-stabilized and fire-resistant PVC, Fortress fittings are tested to over 2,000 hours of UV resistance and operate in temperatures ranging from -4°F to 140°F. The gray finish complements residential and commercial exteriors and can be painted to match surrounding surfaces.
Ideal for MRCOOL DIY mini split systems, ductless heat pumps, and HVAC installations requiring multi-directional flexibility along exterior walls.
Key Features
- Designed for LD122 (4.5") Fortress duct systems
- Bends horizontally and vertically for maximum routing flexibility
- Ideal for complex exterior installations
- Compatible with MRCOOL Line Guard kits
- Protects refrigerant lines, drain hose, and wiring
- UV-stabilized, fire-resistant PVC construction
- Tested to over 2,000 hours of UV exposure
- Temperature range: -4°F to 140°F
- Paintable finish (brush, spray, or roller)
- Suitable for residential and commercial installations
- 3-Year Manufacturer Warranty
- SKU: 84348
- Sold Individually
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The RectorSeal Fortress® 4.5" Flexible Elbow (LD122 – Gray) provides maximum routing flexibility for mini split and HVAC lineset cover installations. Designed to bend both horizontally and vertically, this fitting allows installers to navigate complex exterior layouts with ease.
Engineered for use with LD122 (4.5") Fortress duct systems, this flexible elbow is fully compatible with MRCOOL Line Guard kits and other 4.5" lineset cover components. It protects and conceals refrigerant lines, drain hoses, and communication wiring while maintaining a clean, professional appearance.
Constructed from heavy-duty, UV-stabilized and fire-resistant PVC, Fortress fittings are tested to over 2,000 hours of UV resistance and operate in temperatures ranging from -4°F to 140°F. The gray finish complements residential and commercial exteriors and can be painted to match surrounding surfaces.
Ideal for MRCOOL DIY mini split systems, ductless heat pumps, and HVAC installations requiring multi-directional flexibility along exterior walls.
Key Features
- Designed for LD122 (4.5") Fortress duct systems
- Bends horizontally and vertically for maximum routing flexibility
- Ideal for complex exterior installations
- Compatible with MRCOOL Line Guard kits
- Protects refrigerant lines, drain hose, and wiring
- UV-stabilized, fire-resistant PVC construction
- Tested to over 2,000 hours of UV exposure
- Temperature range: -4°F to 140°F
- Paintable finish (brush, spray, or roller)
- Suitable for residential and commercial installations
- 3-Year Manufacturer Warranty
- SKU: 84348
- Sold Individually













