<P>1. Standard grade: The country has detailed standards for the appearance quality of solid wood flooring. In fact, it is very difficult for timber to avoid some natural defects such as worms and knots. Therefore, many solid wood floorings on the market are only qualified products. The other two are Grade 1 and premium products are rarely seen. There are many businesses shoddy, what AA level, B level confusion, so that they can raise prices and deceive consumers.</P>
<P>2, coloring floor: the color of the floor is divided into two kinds, one is light coloring, giving the floor a touch of color, so that the floor looks better, does not affect the original floor texture and texture, the other is heavy coloring, this is to Disguise the inferior qualities of wood, such as insect eyes, rot, etc. If the customer sees a dark wood floor and the pattern is blurred, it is necessary to notice whether the deep coloring is used. Such a floor is easily cracked and rotted after use.</P> "best wpc engineered brazil,cheapest garden pool decking price,can i lay a laminate floor vertically in narrow hall "