Walk Spitalfields from Old Spitalfields Market and Christ Church outwards and the Georgian and early Victorian pattern is obvious: 88% of the 4,012 households in E1 live in flats, 12% in houses.
Private renting sits at 48% and owner-occupation at 22%; the first group books mattress cleaning at short notice, the second plans it.
Spitalfields substrates run to dot-and-dab plasterboard over blockwork in E1, with metal stud partitions between rooms — which is why London Borough of Tower Hamlets kerb rules get settled before the van is loaded. Nothing is drilled until the wall has been sounded, because in E1, short screws that grip only the board and slowly lever it off the dabs — and with 36% one-person households in Spitalfields, one adult is usually the only pair of hands on site is the mistake that costs a E1 customer twice.
Two streets can behave very differently in Spitalfields: georgian silk-weavers' houses, the market and Brick Lane's curry houses. The quote reflects the street the job is actually on. Spitalfields sits inside the Congestion Charge zone as well as ULEZ, so both are itemised on the quote rather than absorbed into an hourly rate.
On access, listed staircases and shutters, market-day closures and City-fringe loading windows — one reason one technician with a portable extraction machine and air mover on a single household booking; two technicians on HMO, student accommodation and serviced-apartment rounds where six or more mattresses are cleaned in a day. Fitters travelling in use Liverpool Street (Elizabeth line, Central, Circle).