SKU: 54279928709

RectorSeal Fortress 4.5" Wall Flange – Gray LD122 Lineset Cover

Sale price$43.20 Regular price$48.00
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 1 - Aug 6

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Description

RectorSeal Fortress 4.5" Wall Flange – Gray LD122 Lineset CoverThe RectorSeal Fortress 4. 5" Wall Flange (LD122 Gray) provides a clean, finished transition where your mini split or HVAC lineset penetrates a wall perpendicular to the duct run. It covers the wall opening and delivers a professional, sealed appearance for exterior installations. Part of the Fortress Lineset Cover System, this wall flange is fully compatible with MRCOOL Line Guard kits and other LD122 (4. 5") components. It conceals and protects

The RectorSeal Fortress® 4.5" Wall Flange (LD122 – Gray) provides a clean, finished transition where your mini split or HVAC lineset penetrates a wall perpendicular to the duct run. It covers the wall opening and delivers a professional, sealed appearance for exterior installations.

Part of the Fortress Lineset Cover System, this wall flange is fully compatible with MRCOOL Line Guard kits and other LD122 (4.5") components. It conceals and protects refrigerant lines, drain hoses, and communication wiring while enhancing the overall appearance of your installation.

Constructed from durable, UV-stabilized and fire-resistant PVC, Fortress components are tested to over 2,000 hours of UV resistance and built to perform in temperatures from -4°F to 140°F. The gray finish complements modern residential and commercial exteriors and can be painted to match surrounding surfaces.

Ideal for MRCOOL DIY mini splits, heat pumps, and other ductless HVAC systems requiring clean exterior wall transitions.

Key Features

  • Designed for LD122 (4.5") Fortress duct systems
  • Covers wall penetration for perpendicular duct runs
  • 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: 84357
  • Sold Individually
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 54279928709

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Eric
New York, US
★★★★★ 5
Affordable and good quality socks
Size: Medium, Color: (001) Black / Black / White
Good quality!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
T
Verified Purchase
Thomas Boelter
Louisville, US
★★★★★ 4
Socks
Size: Large, Color: (001) Black / Black / White
They are very comfortable and fit just right
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Reviewed in the United States on September 3, 2025
C
Verified Purchase
Clint
San Leandro, US
★★★★★ 5
Great socks!
Size: Large, Color: (001) Black / Black / White
These fit true to size. Good socks.
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Reviewed in the United States on February 23, 2026
P
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PETER CROWE
Lake Worth, US
★★★★★ 5
Great for walking all day at work as well
Size: X-Large, Color: (001) Black / Black / White
I walk approximately 10 miles a day at work, in a manufacturing setting. On concrete with steel toe shoes. My feet have been begging me to change from the socks that I have worn for years. I have worn these other name brand socks for probably 10 years. So, change was obviously something I had to be pushed into. I got on Amazon and searched for training socks. I read the description. Glanced at the reviews. I decided to move forward with purchasing these. I could not have been happier. My feet began feeling better immediately. And the priced was very reasonible.
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Reviewed in the United States on April 12, 2026
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jcolis
Alexandria, US
★★★★★ 5
You have one pair of feet. Treat them kindly with a pair of UA socks
Size: Large, Color: (100) White / White / Black
Soft and tough. Easy on the feet. Nice fit prevents sore spots and blisters.
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Reviewed in the United States on December 3, 2025

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