Regardless of where an infestation has started evidence will eventually emerge in these places.
My hardwood floors have bug holes.
If you have hardwood floors the infestation can t be seen even for some years.
Now back to the floor.
I have seen what you described many times.
New flooring is installed and finished and then months or even years later small holes develop.
The insects emerge as adults through tiny round exit holes.
The floor was installed for a good deal.
Larvae hatch enter the wood and feed excreting sawdust like waste called frass that is often visible on the floor.
Hardwood floor refinishing can help you get rid of those unsightly scratches and marks.
Termites may eat the backing of the laminate floors.
If you see larger holes up to the size of a dime this could indicate you have old house borers.
I just had my new hardwood floor installed.
But afterwards floors be one weaker.
So laminate starts to sag and blister.
These small beetles grow to about 1 8 inch long as adults.
Start your search around the floor s edges and under windows where adult beetles tend to fly towards light.
The holes are created when the adult beetle emerges from its underground womb and they can also cause a lot of damage from within the flooring too.
I am now concerning that they may used lower grade of material.
Their damage to hardwood flooring happens when their larvae bore into the wood through surface cracks.
These beetles grow to 1 2 to 1 inch long and only attack softwoods primarily pine.
Additionally old house borer exit holes are typically oval with ragged edges.
These are emergence holes made by adult beetles leaving the wood.
But pay a close attention whether the joist is load bearing or not.
I live in texas.
This how to refinish wood floors article will show you how to do just that.
If there are termites you will see holes in the food or the wood will seem layered with brown frass.
Small holes caused by woodworm are typically found below the floor s surface.
First the adult beetle lays its eggs on the wood surface then the larva bores through.
If the floor is infected with bettles or termites when will i see them.
The floor is red oak.
But as long as the damage is shallow in the coating and not in the wood itself you can renew the hardwood floor by adding a new coat of polyurethane right over the old finish.
But i do see some holes in the wood similar to pictures on the web for powderpost beetles.