Tongue and groove edges lock hardwood flooring planks together along the seams ensuring a snug fit and hiding finishing nails but it is possible to install a wood floor without an interlocking.
How to float wood floor tongue groove.
Since you are dealing with a floating floor you need something to hold the edge of the flooring down.
How to reverse a tongue groove wood floor.
Engineered tongue and groove planks however snap together to create a floating.
Although tongue and groove solid hardwood flooring does fit together it must still be nailed to a subfloor.
In a typical hardwood flooring installation the tongues of the boards must all face in the same direction.
After nailing the tongues of one course.
Where the flooring meets tile hardwood or laminate you will need to use a t molding.
Where it meets carpet or an outside door use an end molding.
Installing floating tongue and groove flooring can provide you with a beautiful floor in any area of the house.