General description Our 2PCS Air Conditioner Window Sealing Plate Kit is designed for portable air conditioners, providing a neat and adjustable solution for sealing windows. The kit ensures no sealing material redundancy after installation, maintaining a clean appearance. It is sturdy and reliable, preventing separation between the two plates. Technical specifications Material: High-quality industrial PVC Color: White Length: 55 cm (21.7 inches) Package Contents: 1 x 55cm Fixing Plate, 1 x 55cm Adjustable Plate, 1 x Butterfly Screws Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with sliding windows, RVs, vertical or horizontal windows, and sliding doors Not suitable for casement windows Recommended additional purchase: Exhaust hose adaptor (5.1/5.9 inches) Installation Installation is straightforward: adjust the sealing plate to fit your window size, slide your window, and attach it to the sealing plate. Usage This sealing plate kit is ideal for use