Style Selections Prefinished Gray Fog Birch Smooth Traditional Engineered Hardwood Flooring Sample Tube Lights Box has an auto lift shock Box has an auto lift shock for easy single handed opening Motor and gear life prolonged with protective clutch Corresponding Flooring Item Number 1357351 Collection Name Style Selections Construction Engineered Species Birch Color Finish Family Gray Janka Hardness Rating 1260 Wood Grade Natural Photosensitive Yes Texture Smooth Traditional Actual Thickness (Inches) 0 and an average size room can be completed in about a day FloorScore and GreenGuard certification attained to give peace of mind to chemical emissions