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Decks, Boardwalks, Tree Guards, Dig Guards, Fish Ladders, Habitat Management Plans, Presentations, Manuals, Tours
Decks
Boardwalks
Fish Ladders
Habitat Management Plans
Tours
Tours
Tours
Tree Guards
Tree Guards
Roadside Wetlands
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A Sample of Our Flow Devices
The first flow device of its kind, Skip invented the Round Fence ™ filter concept in 1997. Combined with a pipe, it was named the Castor Master.
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Aspen, CO
Receiver Fences ™ prevent culverts from being directly clogged and “receive” the pipe system.
Topsfield, MA,1998
Skip invented the Trapezoidal Fence ™ concept in 1995. He moved on to Square Fence ™ filters beginning in the year 2000.
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“Undefended” Outcomes
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