Buy Serious City Services vouchers for deals on Carpet Cleaning. Serious City Services can breathe new life into carpets measuring up to 4 x 3.5 metres. Options for one or two additional rooms include a landing and a flight of stairs of up to 15 steps. Customers can also take advantage of a 20% discount on further services booked on the day. Choose from the following options for carpet cleaning: Serious City Services’ offerings encompass commercial and domestic cleaning, garden maintenance and power washing.