The Fake Rock Artificial Stone Well Pipes and Septic Vent Pipes - 107 uses the natural look of stone to camouflage unsightly pipes. Simply place this rock over a pipe or vent and instantly added some decor to the garden.Give the yard a decorative touch with the Fake Rock Artificial Stone Well Pipes and Septic Vent Pipes - 107. Especially designed to cover up exposed pipes, this faux rock gives any outdoor space a cohesive look. Use this landscaping rock to cover everything from pressure vacuum breakers to outdoor electrical outlets. Made of recycled polyethelyne, this faux rock is also eco friendly. A UV protective coating ensures this rock won't fade in the sun or crack in the cold. Durable design ensures it can stand up to impact and line trimmers.