Situated at #01-319, 212 Hougang Street 21 in Hougang's Kovan neighbourhood, WonderWash Kovan Branch Laundry is a self-service laundromat where customers wash and dry their laundry themselves, with no attendants on site. It is open around the clock, every day, so laundry can be done at whatever hour suits. The branch holds a 5.0 rating on Google.