Most engineered wood floors are milled with tongue and groove t g construction.
How to install engineered hardwood tongue and groove flooring.
Apply wood glue to the tongue and groove seams.
This helps to prevent movement of the wood and keeps each of the planks flat with their neighbor.
Use 1 2 inch spacers to assist in maintaining the 1 2 inch expansion gap between the first row of flooring planks and the wall.
Put the first board up against the mason s line with the groove side facing away from the walls.
Installing tongue and groove floors engineered pre finished or bare wood is among the most popular diy projects and for good reason.
When installing additional rows work from left to right.
This allows the planks to fit together sort of like puzzle pieces with each row held down by the row next to it.
Prep layout installation and finishing tips for tongue and groove floors.
Although tongue and groove solid hardwood flooring does fit together it must still be nailed to a subfloor.
Then connect the pieces carefully folding and tapping the new piece to rest on the subfloor.
Note that some engineered hardwood flooring products have a click lock design.