Originally Posted by sailingdog
If your tanks aren't vented, I can see this being a problem. Even a tank with a blocked vent (insect nest, spider webs) would probably flush the vent line before rupturing the tank. Wasps and spiders aren't using industrial grade materials to block the vent, and as such their nests/webs are generally easily removed, and a flush of warm water would probably be sufficient, where low pressure air is not.
Apparently you've not heard of the African epoxy spittin beetle that is now affecting America...