ADFORS Premium Extra Strength Screen, 48" x 84", Charcoal 48 inch x 84 inch Longer lifespan than standard screen 40% stronger than standard screens 50% stronger than standard screens after 1000 hours of weather exposure Perfect for large windows, doors and other high usage areas that need extra protection against active pets and young children <span class="a-text-italic">ADFORS&#039; Extra Strength Screen</span> has achieved <span class="a-text-bold">GREENGUARD [Gold] Certification</span>, a globally recognized standard that offers stricter certification criteria, as compared to the standard GREENGUARD, as it ensures that a product is acceptable for use in environments such as schools and healthcare facilities. The [Gold] certification is designed to ensure that the air quality we breath indoors is suitable for environments where people, particularly children and sensitive adults, spend extended periods of time.