Work from the house that is there
Islington's Northampton Square assessment records surviving Georgian houses around the square and adjoining streets. Examine the individual house and its retained arrangement before deciding which rooms, connections and finishes should change.
Survey the house as a connected structure rather than a collection of decorative rooms. Record changes of level, the stair, wall thicknesses and visible evidence of earlier alterations. Identify rooms that already work well and elements whose condition needs specialist investigation. A floor plan alone cannot explain every junction or change in construction. Photographs and measured sections can reveal issues that would otherwise emerge only when one part of the house has already been stripped.
Decide what each floor contributes
Describe the intended daily use of each level before deciding where to put expensive or difficult-to-move fittings. Consider the journey from entrance to kitchen, the separation of sleeping and living areas, access to outdoor space and where laundry will be handled. A larger room is not necessarily an improvement if it creates an inconvenient route through the house. Compare alternative arrangements against these activities and retain a clear explanation of why the preferred plan is better.
The stair deserves particular attention. Its position connects circulation, daylight and movement of furniture between floors. Changing nearby doorways or removing enclosure can have consequences beyond the room being redesigned. Ask the relevant designer to assess the complete proposal before instructing local alterations. Where the stair remains, plan its protection and finishing sequence so it can continue to serve the work without being repeatedly damaged.
Distinguish repair from replacement
Prepare a record of doors, windows, flooring, plaster and joinery proposed for retention. Note their condition and the work needed to make them serviceable. A surface that looks tired may need repair and careful preparation rather than wholesale removal. Conversely, a visually neat finish may conceal an unresolved defect. Investigate symptoms such as persistent staining, movement or decayed timber with appropriate specialists before deciding on the remedy. The scope should describe both the cause being addressed and the intended finishing work.
The Northampton Square document treats the surviving houses as part of the area's architectural character. Our practical starting point is therefore a condition-led schedule, rather than a presumption that an older interior should be emptied before its contents are assessed.
Set aside retained items deliberately if they must be removed temporarily. Label them by room and position, record their condition and agree storage. Reinstatement is easier to check when the original location and intended repair are known.
Plan installations through the section
Map the routes for heating, water, drainage and electrical work through the building. Vertical connections can affect several storeys, while a new fitting may require access in a room that was otherwise due only for decoration. Coordinate those routes before closing walls or renewing floors. Identify the places where existing construction must be examined to confirm the design. The relevant specialists should assess capacity and condition rather than assuming every retained installation can support the revised arrangement.
Controls also need a clear plan. Consider where occupants enter a room, reach a landing or need to isolate equipment. Concealed routes should not lead to inaccessible maintenance points. Document agreed positions and any changes made following inspection, then update the project record before the finishes hide them. This gives later servicing a useful starting point instead of an incomplete collection of old drawings.
Keep the exterior and interior decisions connected
A house refurbishment can include alterations visible outside, such as changed openings or service outlets. Identify those items explicitly rather than allowing them to appear as incidental consequences of an interior layout. Establish the building's designation and relevant permission requirements against the particular proposal. The external drawing and the internal room plan should describe the same window, door or outlet. If one changes, both sets of information need reviewing.
Islington publishes Article 4 information with different geographic and development scopes. A check should identify the applicable direction and the affected work; no blanket restriction across all Clerkenwell houses is claimed here.
Record unresolved approval questions separately from construction details that are ready to proceed. That distinction helps keep exploratory design options from being treated as authorised instructions on site.
Sources: Islington permitted development and Article 4 directions
Sequence and review the finished house
A useful work sequence follows dependencies. Investigation informs repair, repair informs preparation, and confirmed levels and openings inform fitted joinery. Finishing a room before its service routes have been resolved elsewhere in the house can create avoidable rework. Identify the decisions needed before each stage closes access to the next. Where occupation is proposed during refurbishment, consider safe circulation and functioning facilities across the entire house, including how materials reach each floor.
Review completion from the entrance upwards, checking not only each room but the transitions between them. Inspect thresholds, stair junctions, door operation and the location of controls. Collect relevant records and explain maintenance access. Outstanding items should state the room, component and required action. The resulting handover information should make clear what was repaired, replaced or retained so that future changes can build on an accurate account of the work.
Before work begins
House refurbishment in Clerkenwell: questions
Is a house refurbishment relevant around Northampton Square?
Yes. The council's Northampton Square assessment identifies surviving Georgian houses in the square and adjoining side streets. Begin with the particular house's arrangement and condition, including earlier alterations. Its location provides architectural context, not a ready-made scope. A measured section, room-use brief and repair schedule help decide what should change and what can continue to serve the home.
How should an Article 4 check be recorded for a Clerkenwell house?
Use Islington's direction information to identify the relevant mapped control and the work it addresses. Keep the result with the proposed alteration, rather than writing a general note that the whole house is covered. If the design changes an opening, material or exterior detail, revisit the check. An earlier conclusion about another proposal does not resolve the revised work.
Can the kitchen move to a different floor?
That possibility requires review of circulation, ventilation, water and drainage routes and the effect on the rooms between connections. It may also involve construction or approval questions. We compare the proposed move with alternatives that retain more of the existing arrangement. The chosen option should improve how the house works and have a credible installation route.
How are discoveries during opening up handled?
Record the condition, protect the affected area and obtain the appropriate technical assessment before extending the work. A revised instruction should describe the finding, the proposed response and its effect on adjoining tasks. This prevents an unexpected detail from becoming an undocumented alteration. The project information should be updated before the area is concealed again.
What does a useful refurbishment handover include?
It identifies the work carried out, relevant product and installation records, maintenance access and any agreed outstanding corrections. It should distinguish repaired or retained components from new ones. Photographs of concealed routes can be valuable where they accurately show the installation. The aim is to make the house understandable to its occupants and to the people maintaining it later.
Official sources
Northampton Square conservation design guidelines · Islington permitted development and Article 4 directions
Checked 4 November 2026. Maps, list entries and directions must be checked for the individual property and proposed work.