Are you tired of looking out into your backyard and seeing your home"s phone, cable, well and septic equipment? With this 36" Fieldstone Finished Mock Rock, you can conceal these eyesores while adding a decorative, natural look to your landscape. This faux rock has been designed to conceal large diameter but low profile items such as septic risers and manholes 30" in diameter, fountain covers, low profile utilities and storm-water access manholes. This decorative landscaping rock is easy to install, simply place the rock over the device and secure it with the provided ground stakes. This rock will add beauty to any landscaping project. Weighs 15 lbs. Made of (PE) Polyethylene. Assembly level/degree of difficulty: No Assembly Required.The usable interior space is:At 2"H - 29"L x 28"WAt 4"H - 28"L x 27"WAt 6"H - 27"L x 24"WAt 7"H - 24"L x 24"WAt 8"H - 16"L x 10"WWill Fit -Septic Lid: 30"Diameter up to 7"HSeptic Lid: 36" Dimeter up to 2"H