Different types of ants cause different types of damage.
Carpenter ants in roof.
The ants will find the stations and they become a natural food source that will replace the ants already natural food sources.
The structure is cathedral ceiling 10 12 supports but no attic and no ventilation repeat none.
The simple fix for treating carpenter ants in walls is to inject termidor foam.
In a small container mix the sugar and boric acid.
For instance carpenter ants can hollow out your wood beams under your roof for their nests causing structural damage.
Carpenter ants like to live in any protected space they can find.
Look for a combination of wood close to ground combined with water.
Often mistaken for stage one this is the most obvious warning sign that you have carpenter ants.
You may be tempted to use a vacuum to get rid of them and then shrug the whole incident off.
The best product to use for this area is the drione dust.
The sugar will attract the carpenter ants but the toxicity of the boric acid that the carpenter ants feed on will kill them.
This will kill the ants in the area and hopefully not cause the nest to split.
I have a summer place in the west coast rain forest have carpenter ants in the roof and coming thru the walls.
Look for wood close to or in contact with the ground.
This is also the least environmentally friendly but it will work.
No leakage problems but estimate given of remaining life in the asphalt roof 1 2 years.
Sprinkle the mixture around your home where you suspect the carpenter ants are entering.
For long term control of carpenter ants outdoors get the km ant pro liquid ant bait stations.
Once you have found the point of entry you ll then need to figure out what type of ants you are dealing with.
From roof spillage surface runoff plumbing leaks or any other source.
Place poison near the nest.
Roofing shingles offer a great place for them to nest.