Bed bug treatment: heat vs. chemical, and why DIY almost always fails

By Sandra Liu, IPM specialist, 14 years · 2026-03-01

Bed bugs are the most stressful pest call homeowners make. They're not a sign of dirty living — they're carried in on luggage, secondhand furniture, and clothing. The infestations cost real money to eradicate, and DIY almost never works at any meaningful scale.

Heat treatment: $1,200–$2,500

The whole apartment/home is heated to 120–135°F for 6–8 hours. Kills bed bugs in all life stages including eggs in a single visit. Best success rate. Limitations: heat-sensitive items (electronics, plants, vinyl records) need to be removed; treatment day is disruptive. Most effective for single-unit homes and severe infestations.

Chemical treatment: $500–$1,500 (multi-visit)

Pyrethrins, neonicotinoids, and insect growth regulators applied to seams, baseboards, and harborage areas. Typically requires 2–3 visits 2 weeks apart because chemicals don't always kill eggs. Lower cost than heat; longer process. Standard in multifamily where heat treatment isn't practical.

Integrated approach: chemical + heat add-ons

Many pros combine chemical treatment with localized heat (steam, hot box for mattresses, dryer cycles for linens). Often the best value: ~$800–$1,800 with high success rate. Ask if the pro offers this approach — many only quote one or the other.

What to do yourself before the pro arrives

Wash all bedding and clothing in hot water + dryer on high. Vacuum mattresses, box springs, baseboards, and furniture daily, sealing the bag after each use. Encase the mattress and box spring in bed bug-proof covers ($30–$80 per set). These steps don't eliminate bed bugs but they reduce population and prevent re-infestation.