Patent ID: 7516584

Claim:
A floor assembly in combination with a vertical wall, the floor assembly comprising: a rigid support base; a sub-flooring supported above the support base in a spaced-apart relationship so as to define a floor gap; a plurality of strips of material positioned on the sub-flooring and cooperating to form a floor, the floor having a peripheral edge positioned proximate to the wall to provide an expansion gap; and a substantially L-shaped baseboard having a toe portion and a wall portion, the wall portion adhesively secured to the wall with at least a portion of the toe portion extending over a portion of the floor so that the baseboard covers the expansion gap, the wall portion having a front side, a back side, an upper end, and a lower end, the back side of the wall portion provided with a plurality of spaced-apart ventilation channels extending entirely across the wall portion from the upper end of the wall portion to the lower end thereof to permit air-flow to and from the floor gap, each ventilation channel having a substantially rectangular cross-section and providing the wall portion with a flow area of at least about 0.20 square inches per linear foot when the wall portion is secured to the wall, the back side of the wall portion further having a plurality of wall contact surfaces extending between each ventilation channel, the wall contact surfaces engaging the wall and having a plurality of adhesive holding grooves terminating between the front side and the back side of the wall portion, each groove defined by at least one acute angled surface so as to function as a catch element, the baseboard being formed of a polymeric material so as to have a weight of less than about 0.83 pounds per linear foot and so as to have a plurality of flow lines extending therethrough so as to mask evidence of marring.