Wooden decor for sealing air conditioner openings

We excel from others in this product by placing an excellent insulator against rain, heat, noise, and disturbing sounds outside. Very elegant for sealing the air conditioner opening. Standard size suitable for all window air conditioner openings. Covered from the outside with a rainproof insulator. Fits openings with a width between 48 - 53 cm and a length between 68 - 80 cm. Installation method: 1. Clean the opening thoroughly from dust. 2. Clean the edges of the shelf from the back from dust. 3. Clean the surrounding wall of the opening by 10 cm from all sides. 4. Apply a large and thick amount of silicone on the edges of the shelf from the back. 5. Place the shelf in the opening. 6. Double the silicone if required. 7. Wet your finger with water then wipe the silicone to smooth it out. 8. We recommend using two to three cans of silicone in the same color as the wall, the shelves, or transparent.