The SW1 stock around The Palace of Westminster is period conversion. ONS records 95% flats, 5% houses and 3,927 households in Westminster and Whitehall.
44% of households rent privately and 28% own, which is why probate and bereavement clearance demand here peaks around tenancy changeovers and completion dates.
Walls are dot-and-dab plasterboard over blockwork; locally that also means with metal stud partitions between rooms — the reality on the streets around The Palace of Westminster, so the fixing that matters in Westminster and Whitehall is chosen on site — the usual failure here is in SW1, short screws that grip only the board and slowly lever it off the dabs — and with 46% one-person households in Westminster and Whitehall, one adult is usually the only pair of hands on site.
Two streets can behave very differently in Westminster and Whitehall: government quarter around Parliament Square, Whitehall and Smith Square. The quote reflects the street the job is actually on. Westminster and Whitehall 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, security cordons, camera-controlled streets and pre-notified vehicle access on many roads — one reason two to three operatives as standard, scaling up for a full house with a tight sale deadline. A single point of contact is assigned for the duration of the instruction. Fitters travelling in use Westminster (Circle, District, Jubilee).