Covering an above-window air conditioning (A/C) unit can be beneficial, especially during the colder months when you don't need to use the A/C. It helps prevent drafts and heat loss, improving energy efficiency. Plywood can be one option for covering the A/C unit, but it's essential to consider a few factors before making a decision:
Material durability: Plywood is relatively inexpensive and easy to work with, but it may not be the most durable option for outdoor use. Over time, exposure to weather elements like rain, snow, and humidity can cause plywood to deteriorate, leading to potential issues.
Moisture resistance: If you decide to use plywood, make sure it is adequately treated or sealed to protect it from moisture. Water damage can cause warping and rotting, compromising the effectiveness of the cover.
Aesthetic appeal: Plywood might not provide the most aesthetically pleasing look, especially if it's visible from the outside of your home. You could consider other materials that blend better with the architecture and design of your house.
Insulation: While plywood can provide some insulation benefits, other materials might offer better thermal resistance, keeping your home warmer during colder months.
Alternative materials for covering above-window A/C units:
Vinyl or PVC covers: These materials are often more durable and weather-resistant than plywood. They can also come in various colors and styles, making them more aesthetically appealing.
Insulating foam boards: These boards offer excellent insulation properties and can provide better energy efficiency. They are lightweight and easy to handle.
Weather-resistant fabrics or covers: Specialized covers designed for A/C units are available, made from weather-resistant fabrics that can withstand the elements. They are easy to install and remove.
Metal or aluminum covers: Metal covers can be robust and long-lasting, providing good protection for the A/C unit.
When choosing a material, ensure it fits securely around the A/C unit and is properly sealed to prevent air leaks. Additionally, consider local building codes and any regulations regarding A/C unit covers in your area.
Before making a decision, weigh the pros and cons of each material and select the one that best suits your needs in terms of durability, aesthetics, insulation, and ease of use.