Bed Bugs in an Apartment Building
Bed bugs travel between apartments through wall voids, pipe chases and corridors, so a single treated unit is a treated island. The response that works is inspecting the units either side, above and below, and treating the confirmed ones in the same window.
Bed bugs are a building-scale problem handled at unit scale, which is why they persist in multi-unit housing.
What not to do first
- Do not move belongings or bedding into another room or another unit.
- Do not sleep in a different room to escape the bites.
- Do not discard furniture through common corridors.
- Do not treat with retail foggers; they scatter the population into voids.
What to do first
- Report it in writing to the landlord or manager, with the date.
- Collect a specimen if you can, in a sealed bag or a clear container.
- Launder bedding and worn clothing hot, dry hot, and keep it bagged.
- Clear floor clutter so surfaces can be inspected and treated.
The building-level response
- Inspect the reporting unit and the units sharing a wall, ceiling or floor.
- Treat every confirmed unit in the same window, not sequentially over months.
- Run a second round two to three weeks later, because eggs survive the first.
- Record which units were inaccessible and re-book them; access gaps are how buildings end up treating the same infestation for a year.
Free inspection and confirmation for residential units, and a written scope for the building. The quote states how many rounds are included. Call or text 207-740-4441.
What a landlord should ask for
A scope naming every unit to be inspected, the treatment dates for the confirmed ones, the second-round dates, and a record of which units could not be accessed. Buildings that treat unit by unit as complaints arrive spend more over a year than buildings that treat a cluster in one window, and the tenants in them lose confidence in the process well before the insects are gone.
How they move through a building
Bed bugs walk. They travel along pipe chases and wiring runs, through the gaps around cover plates and plumbing penetrations, under doors, and along corridors — and they are carried, in laundry baskets, on furniture, in bags. In a building with several units the relevant question is never just which unit reported it, but which units share a wall, a floor or a ceiling with it.
What an inspection of a unit covers
- Mattress seams, tags and piping, top and bottom
- Box spring fabric, frame joints and staples, with the dust cover opened where needed
- Headboard, including the wall behind it
- Bed frame joints, bolt holes and slat ends
- Upholstered furniture within a few feet of the sleeping surface, joint by joint
- Baseboard and carpet edge nearest the bed
- Night tables, drawer runners and anything screwed to the wall near the bed
Where the sofa is the sleeping surface, it is the primary harborage and it gets the same attention.
Preparation that actually helps
- Launder bedding and worn clothing hot, dry hot, and bag it afterwards.
- Clear floor clutter so that surfaces can be reached.
- Leave furniture where it is. Moving it spreads the problem.
- Do not discard anything before the inspection; encasements are cheaper than mattresses, and dragging an infested item through a corridor infests the corridor.
- Keep the follow-up appointment. Eggs hatch after the first round, and the second round is what ends the job.
Timeline and cost, honestly
A single unit caught early is usually two rounds and a verification visit across four to six weeks. A cluster of units, or a unit with heavy furniture involvement, runs longer and costs more. Quotes vary because the work varies; a building quoted over the phone without an inspection is a guess.
For landlords
Ask for a scope that names every unit to be inspected, the treatment dates, the second-round dates, and a record of units that could not be accessed. That single document is the difference between a building that clears an infestation and a building that pays for the same one repeatedly.
Documentation, for either side
Keep a dated note of when you first reported it, who you reported it to, when someone inspected, what they found, and when each treatment happened. In a building where several units are involved and treatment runs across weeks, that record is the only reliable account of what actually occurred — and it is the difference between a productive conversation with a landlord or a tenant and an argument about memory.
What our own record shows
A confirmed bed bug job in Portland where, in the customer's words, 'They came quickly' (about eleven months ago).
Common questions
Should I throw out my furniture?
Usually not, and dragging an infested mattress through a corridor spreads the problem through the building. Encasements are cheaper and they work.
Should I move to the sofa?
No. Sleeping elsewhere in the apartment moves the insects with you and turns one room into three.
More on bed bug control · Updated 2026-10-04
Talk to the person who does the work
Call or text Ryan Blouin directly. Residential inspections and quotes are free.
9:00 AM – 5:00 PM, seven days a week. Same-day emergency service is available; call or text for the next opening.