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- Durable, UV protected will not fade in the sun or crack in cold weather; Commercial grade construction stands up to elements
- IDEAL CONCEALING APPLICATIONS: Septic risers and manhole lids up to 30″ Diam; Municpal grinder pump access ports and manholes; Commercial/Restaurant greese trap access lids; Irrigation valve box vaults and lids
- Lightweight, easy to move, very durable
- Overall Dimensions: 36″ L x 31″ W x 16″ H (See inner dimensions on chart in image as rocks taper)
- RealrockTM material provides the realistic rock features; Color may vary slightly from one rock to the next.
The Fake Rock Artificial Stone Septic Risers and Manhole Lids – 111 is a must have for any outdoor space. Hollow construction allows everything from septic risers to manhole lids to be concealed inside. Made of recycled polyethylene this faux stone is an eco friendly choice. This UV resistant landscaping rock won’t fade in the sun or crack in the cold. Durable construction means it is resistant to impact and line trimmers. Usable Interior Space (max dimensions) At 2″ High: 40″L x 4″W x 31″Diameter (diagonal measurement) 36″L x 10″W x 31″Diameter (diagonal measurement) 28″L x 24″W x 31″Diameter 26″L x 26″W x 31″Diameter At 4″ High: 39″L x 4″W x 31″Diameter (diagonal measurement) 35″L x 10″W x 31″Diameter (diagonal measurement) 30″L x 16″W x 31″Diameter (diagonal measurement) 27″L x 24″W x 31″Diameter 26″L x 25″W x 31″Diameter At 6″ High: 39″L x 4″W x 30″Diameter (diagonal measurement) 35″L x 10″L x 30″Diameter (diagonal measurement) 30″L x 14″W x 30″Diameter (diagonal measurement) 27″L x 24″W x 30″Diameter At 9″ High: 35″L x 8″W x 30″Diameter (diagonal measurement) 30″L x 14″W x 30″Diameter (diagonal measurement) 27″L x 24″W x 30″Diameter At 12″ High: 34″L