When you reach the last row cut the bottoms of the grooves.
How to install variable width wood flooring.
Nail the boards with a floor nailer and 1 1 2 inch flooring cleats as soon as you have enough room to swing the mallet for the nailer.
Install the flooring according to the type of flooring.
To keep the spline in alignment for the next flooring board use a scrap piece of wood flooring to run along the length of the spline as you nail.
Install the remaining rows in the opposite direction.
Shaw hard surface design manager sandi ownby has this to say.
Install the spline using a blind nailer.
Remove the shoe molding and snap a chalk line 3 8 out from the baseboard this allows for expansion in the hot humid weather and contraction in the colder drier weather of the hardwood flooring.
When looking for new hardwood floors a multitude of style options are available.
Variable width plank combinations also known as mixed width or random width planks such as 4 5 6 or 3 5 7 add a unique custom look to any room.
Put wood flooring adhesive down the entire length of the groove before installing the splines.