158-Inch Portable AC Window Seal Kit | Self-Adhesive Vent Seal
158-Inch Portable AC Window Seal Kit | Self-Adhesive Vent Seal
158-Inch Portable AC Window Seal Kit – Self-Adhesive, Waterproof & Energy-Saving
Keep your space cool and your energy bills low with this 158-inch (400 cm) Portable AC Window Seal Kit. Crafted from durable polyester fabric with a waterproof finish, this self-adhesive vent seal creates an airtight barrier around your portable air conditioner's window opening — no tools required. Perfect for homes, offices, hotel rooms, dormitories, classrooms, and apartments.
Made in Mainland China.
Key Features
- Excellent Thermal Barrier: Fills gaps around window openings and ducts to minimize cold air leakage and stop warm air intrusion, maximizing your portable AC's cooling efficiency.
- Self-Adhesive, Tool-Free Installation: The innovative self-adhesive mechanism means no drills, screws, or special tools — simply peel, stick, and seal in minutes.
- Reusable & Economical: Easily remove and store the seal between seasons without damaging the adhesive, so you get reliable performance year after year.
- Energy-Saving Design: The airtight barrier reduces your AC's workload, helping lower electricity consumption during hot summer months.
- Versatile Fit: At 400 × 37 cm (157.48 × 14.57 inches), this extra-long seal accommodates various window sizes and types found in workshops, offices, hotel rooms, classrooms, dormitories, homes, and apartments.
- Waterproof Material: Polyester fabric construction resists moisture, ensuring long-lasting performance even in humid conditions.
Specifications
| Material | Polyester Fabric (Cloth) |
| Length | ~400 cm / 157.48 inches |
| Width | ~37 cm / 14.57 inches |
| Origin | Mainland China |
| Suitable For | Adults; Residential & Commercial Use |
What's in the Box
- Portable AC Window Seal × 1
- Self-Adhesive Tape × 1
Notes
- Due to lighting and display settings, actual color may vary slightly from images.
- Due to manual measurement, minor size variations may occur.
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Frequently Asked Questions
Q: What size windows does this portable AC window seal fit?
A: The seal measures approximately 400 × 37 cm (157.48 × 14.57 inches), making it long enough to accommodate most standard and larger window openings found in homes, offices, hotel rooms, and apartments. It can be trimmed or folded to suit smaller windows as needed.
Q: Is the self-adhesive tape reusable, and will it damage my window frame?
A: Yes — the seal is designed for easy removal and reuse season after season. The self-adhesive tape is formulated to hold firmly during use yet peel away cleanly without leaving residue or damaging most window frame surfaces.
Q: Is this window seal compatible with all portable AC units?
A: This AC window seal kit is designed as a universal fit, compatible with the exhaust hose openings of most portable air conditioner brands and models. Its flexible polyester fabric conforms to the shape of your window gap for a snug, airtight seal.