what is the best way to keep flying insects (wasp, bees, hornets) from entering your roof eaves vents? There's screen but not small enough to keep them out.
Depending on the type of soffit/eave vents, it would be easiest and most cost effective to replace them with a new vent that has smaller screen material. Most of those can be found at a local supply ... read more
It is tough to say allthough tt can be normal assuming the gutters/fascia are metal and in an area of the home that receives direct sunlight (enough to cause expansion and contraction). IMO