Brasilia boards, designed to resemble rare hardwoods, are made of polyethylene and waste wood. Shown in Burnished Amber and Cayenne. About $2.60 per linear foot; Trex2.
Part of the Exotics collection, this board is a mix of virgin plastic and recycled wood flour. It is textured on both sides, so you can always flip it over if one side gets marred. About $2.67 per linear foot; Monarch3.
This composite is lightweight yet exceedingly sturdy because it has a hollow-core center patterned after a steel I-beam. Decorative
end caps conceal the open channels. Shown in Driftwood. About $3.35 per linear foot; Geodeck