Abstract: In one embodiment of the invention, a building ventilation system is provided that is configured to be mounted on a sides of a building structure between rainscreen wrap and exterior siding of the building for venting air in a gap between the rainscreen wrap and the siding ventilation system. The ventilation system includes a vent part including a plurality of vent passages, a longitudinal direction of the vent part configured to be mounted in substantially horizontal orientation at top and bottom edges of the sides of the building structure and a plurality of non-linear cross members extending between each ply. The plies and cross members define the vent passages, and includes at least two tiers or rows of vent passages. The passages run in a substantially vertical orientation to facilitate venting and draining of the gap.

Abstract: A vehicle and liner assembly is provided that includes a recreational vehicle having a housing, a front end, a rear end, a top, a bottom, and a pair of sidewalls. A frame assembly is provided wherein, the housing is mounted on and supported by the frame assembly. The liner is attached to the frame assembly and covers at least a substantial portion of the bottom of the housing. The liner has a first face having projections extending therefrom and a second face having openings therein. The openings coincide with and extend into corresponding projections on the first face.

Abstract: A vehicle and liner assembly is provided that includes a recreational vehicle having a housing, a front end, a rear end, a top, a bottom, and a pair of sidewalls. A frame assembly is provided wherein, the housing is mounted on and supported by the frame assembly. The liner is attached to the frame assembly and coves at least a substantial portion of the bottom of the housing. The liner has a first face having projections extending therefrom and a second face having openings therein. The openings coincide with and extend into corresponding projections on the first face.

Abstract: A vehicle and liner assembly that includes a recreational vehicle having a housing, a front end, a rear end, a top, a bottom, and a pair of sidewalls. A frame assembly is provided wherein, the housing is mounted on and supported by the frame assembly. The liner is attached to the frame assembly and covers at least a substantial portion of the bottom of the housing. The liner has a first face having projections extending therefrom and a second face having openings therein. The openings coincide with and extend into corresponding projections on the first face. In another embodiment of the invention, a trailer and liner combination, is provided that includes a vehicle having a housing with a front end, a rear end, a top, a bottom, a pair of sidewalls, and a door providing access to a cargo area defined by the housing.