Repair problem
Infestation Troubleshooting Guides
Published FixGraph guidance for diagnosing and responding to infestation.
Matching published guides
Choose a guide that matches the service, equipment, and conditions you are seeing.
-
Rodents in attic: scratching, droppings, and chewed wire insulation
Scratching, droppings, and chewed insulation in an attic should be treated as a possible active rodent infestation with two separate risks: contaminated material and damaged wiring. From a safe position, document where the signs occur, whether they are fresh or increasing, and whether insulation or wiring is affected.
-
Termite mud tubes, foundation frass, and baseboard wood damage: What to check next
Mud tubes rising from soil or a foundation are a strong sign of subterranean termite activity, while a pile of dry, pellet-like frass pushed from wood is more associated with drywood termites. Seeing both clues near a foundation or baseboard does not identify one species or prove that all damage is active; the material may represent different activity, old evidence, or another source.