Portable Air Conditioner Window Door Kit with 5.9”Exhaust

Product Overview

The HOXHA AC Line Set Cover Portable Air Conditioner Window Door Kit with a 5.9″ Exhaust Hose is a comprehensive accessory solution designed to optimize the installation and performance of portable air conditioning units. Engineered for both residential and commercial environments, this kit delivers a reliable, adjustable sealing system that adapts to a wide variety of window and door configurations. Whether you’re setting up a portable AC in your apartment, rental unit, home office, or small business space, this kit ensures a secure fit while enhancing overall cooling efficiency.

Unlike generic or incompatible vent kits, the HOXHA model prioritizes precision and durability. It includes all necessary components—seal plates, exhaust hose, couplers, filters, and mounting hardware—ensuring users don’t need to source additional parts. The kit’s design centers on flexibility: it accommodates everything from compact bedroom windows to larger sliding doors, making it ideal for diverse living and working spaces. With its anti-clockwise thread compatibility and standardized 5.9-inch diameter, it aligns with most major portable AC brands on the market today.

Key Features

• Complete Value Package: Get everything needed for a professional-grade setup in one purchase. The kit comes with four adjustable seal plates, a durable exhaust hose (59” standard length), a duck coupler, a built-in filter, high-quality sealing tape, and four screws—eliminating the hassle of buying separate components.
• Adaptable for Any Opening: Whether installing in a vertical or horizontal sliding window or a door, this kit adjusts effortlessly. Users can configure two, three, or all four seal plates depending on opening width, with total coverage ranging from 17″ to 67″ for windows and 21.7″ to 82″ for doors. This modular approach ensures a custom fit every time.
• Universal Anti-Clockwise Thread Compatibility: The 5.9-inch diameter exhaust hose features an industry-standard anti-clockwise threading, which matches most portable air conditioners currently available. Two hose length options—59 inches and 78.7 inches—provide added flexibility for different room layouts and installation needs.
• PVC Construction Built to Last: Made from premium PVC material, the seal plates resist cracking, warping, UV exposure, and long-term wear. This means consistent performance year after year without needing frequent replacements, even under repeated seasonal use.
• Tool-Free Installation & Storage: No drills, wrenches, or extra tools are required. Simply slide the sealing plates into position and lock them securely. The snap-fit mechanism allows rapid setup and removal—perfect for seasonal transitions or temporary installations. When not in use, the compact components store easily without taking up much space.
• Superior Sealing Design: A unique internal structure features a fixed outer plate with an adjustable inner plate that slides within. This dual-layer system allows fine-tuning for a snug, airtight seal around the exhaust area, minimizing heat exchange between cooled and ambient air. The included filter also reduces dust and debris entering the AC unit, supporting cleaner airflow and longer equipment life.

Technical Specifications

• Seal Plate Adjustability:
  • Windows: 17″ to 67″ (43 cm – 170 cm)
  • Doors: 21.7″ to 82″ (55 cm – 210 cm)
• Exhaust Hose Diameter: 5.9 inches (15 cm)
• Exhaust Hose Length Options:
  • 59 inches (1.5 meters)
  • 78.7 inches (2 meters)
• Thread Direction: Anti-clockwise (right-hand thread)
• Number of Seal Plates Included: 4
• Included Accessories:
  • 4 × Adjustable seal plates
  • 1 × Exhaust hose
  • 1 × Duck coupler
  • 1 × Coupler filter
  • 1 × High-adhesion sealing tape
  • 4 × Mounting screws
• Primary Material: High-grade PVC
• Compatibility: Designed to fit most portable air conditioners with matching hose diameter and thread orientation

Benefits & Use Cases

This HOXHA AC Window Door Kit is engineered for practicality and efficiency across a broad range of settings. Homeowners benefit from improved cooling consistency in rooms where permanent HVAC systems aren’t feasible, while renters appreciate its tool-free installation—ideal for properties where modifications aren’t allowed. Offices and small businesses use it to maintain comfortable temperatures in meeting rooms or server closets without structural changes.

Achieving a tight seal around your portable AC significantly reduces energy waste caused by warm outdoor air infiltrating the cooled space. This translates to shorter run times, lower electricity bills, and less strain on your unit. The adjustable seal plates conform closely to irregular window frames or aging sashes, something rigid brackets often fail to do. Plus, the included filter captures airborne particles, helping keep your AC’s evaporator coil clean and maintaining peak airflow over time.

Because the entire system is made of resilient PVC, it withstands daily expansion and contraction due to temperature shifts without losing shape or effectiveness. After removing the kit during warmer months, components store compactly—no bulky bags or tangled hoses. For those who move frequently or rent short-term, this portability makes it a smart investment.

Important Notes

Please note that this listing includes only the installation accessories; the portable air conditioner itself is not included. Before purchasing, confirm that your existing or planned AC has a 5.9-inch exhaust outlet with an anti-clockwise thread—this is critical for proper connection and safe operation. Incorrect threading may lead to leaks or disconnections.

Install the kit exclusively on stable, clean surfaces such as wood or metal window/door frames. Avoid using on warped, cracked, or poorly sealed openings, as this could compromise the seal. Apply the provided sealing tape evenly along joints to maximize insulation. After extended use, visually inspect PVC parts for signs of brittleness or cracking; replace components if deterioration is observed to maintain optimal performance.

For best results, follow manufacturer guidelines for both the AC unit and this kit. Regular cleaning of the coupler filter and periodic checks of hose connections are recommended to ensure longevity and safety. Store all pieces indoors when not in use—especially in humid climates—to preserve material integrity. While designed for indoor applications, never expose the kit directly to rain, snow, or prolonged direct sunlight unless temporarily repositioned.