Seven times stronger than standard insect screening. Phifer PetScreen, pet-resistant insect screening, is tear and puncture-resistant to prevent damage by dogs and cats. Ideal for use in high-traffic areas, PetScreen installs like regular insect screening. PetScreen is excellent for use in patio and porch enclosures as well as windows and doors. It provides excellent outward visibility and is not harmful to pets. PetScreen is GREENGUARD indoor air quality certified and contains Microban antimicrobial protection which inhibits the growth of stain and odor-causing bacteria, mold and mildew on the screen.