London Bed Bug Treatment – Trusted Heat Exterminators That Deliver Complete Eradication: Our heat treatment penetrates every hiding spot, destroying eggs, nymphs, and adult bed bugs. One-Day Solution: Most treatments are done in a single visit, usually within 5 to 6 hours. Green & Clean: Minimal chemicals – just safe, eco-friendly heat that leaves your space spotless. Backed by Guarantee: We don’t stop until every bed bug is gone. If they return, so do we – free of charge.