You definitely need heavy-duty hot steam to extract that damp odor completely! I went through the same nightmare with our basement sofa until I booked Couch Steamers via https://couchsteamers.com/atlanta/ . Their team specializes in professional furniture cleaning atlanta and used high-temp extraction that completely flushed out the lingering mustiness. The cushions smell amazingly fresh now!
You definitely need heavy-duty hot steam to extract that damp odor completely! I went through the same nightmare with our basement sofa until I booked Couch Steamers via https://couchsteamers.com/atlanta/ . Their team specializes in professional furniture cleaning atlanta and used high-temp extraction that completely flushed out the lingering mustiness. The cushions smell amazingly fresh now!