Flat
refurbishment
in Balham, SW12
Architects, Engineers, Surveyors & Builders Under One Roof.
One Studio. One Contract. One Team.
RICS-regulated chartered surveying for party walls, licence to alter, conservation-area works & neighbour mattersWe've completed flat refurbishments across Nightingale Mansions, Balham High Road blocks, Bedford Hill mansion flats - mansion blocks and period conversions where freeholder approvals, acoustic compliance and access logistics need handling properly.
Flat Refurbishment in Balham: What You Need to Know
Refurbishing a Balham flat is not the same as refurbishing a house. The Licence to Alter is usually required before a single brick moves, Part E of the Building Regulations dictates floor and ceiling build-ups, and site logistics must account for lift protection, works-hours restrictions, and neighbour disruption. Our team manages freeholder surveyors, Party Wall awards, and Wandsworth Building Control in parallel so your project starts cleanly and finishes without disputes.
Balham has conservation area coverage in parts, so some properties will need planning permission for external changes while others may proceed under permitted development. We assess each property individually.
Our flat refurbishment projects in Balham are delivered by our in-house team of RIBA architects, structural engineers and specialist tradespeople. Every project is managed under a single fixed-price contract with no hidden costs.
Refurbishing a flat in Balham means separating two jobs on one street. SW12 divides between Victorian terrace houses, converted period buildings and mansion flats, so the brief has to split whole-house structure from the leasehold constraints that govern a flat within a shared building.
Conservation sets the outer frame. The Nightingale Triangle protects Balham's best Victorian streets, and Wandsworth reviews external change under Article 4 controls, so visible fabric is confirmed early. The Nightingale Triangle around Nightingale Lane holds large double-fronted villas; Bedford Hill and Ramsden Road carry long bay-fronted terraces; and Balham High Road anchors the mansion flats and conversions above the shops.
For those High Road flats the work is as much coordination as construction, with acoustics and managing-agent consents handled together. For an opening figure we carry £60,000–£110,000 excluding VAT on a full two-bedroom flat, refined once the lease and building management are understood.
What a Flat Refurbishment Involves
Refurbishing a flat means renovating inside a building you share — so the job is as much about leases, neighbours and building rules as it is about kitchens and finishes. We plan every project around the consents your lease demands and the protocols your block expects, then deliver the technical work under one fixed-price contract. A typical scope covers the elements below.
- Licence to Alter — lease review, application pack and freeholder’s surveyor queries handled on your behalf
- Acoustic build-up — separating floors and walls upgraded to meet Building Regulations Part E and any stricter freeholder schedule
- Wet-room tanking — certified waterproofing beneath every bathroom, flood-tested before tiling and covered by a 12-month defects period
- Rewire & replumb — new circuits, pipework and heating, coordinated with the building’s risers and stacks
- Layout changes — internal openings engineered, approved by building control and cleared with the freeholder where the lease allows
- Kitchens & bathrooms — designed, supplied and fitted to the specification tier you select
- Period detail — cornicing, sash windows and fireplaces retained and repaired in conversion flats
- Block protocols — lift protection, booked deliveries, restricted noisy hours and daily cleaning of communal areas
How We Run Your Project
Six stages, sequenced so freeholder consent never holds up the start on site.
- Survey & lease review — we measure the flat, inspect the services and read your lease to identify exactly which consents apply.
- Design & consents — our architects develop the layout while the Licence to Alter application runs in parallel, not afterwards.
- Fixed-price contract — an itemised specification agreed in full, with the acoustic and tanking details written in.
- Strip-out & first fix — soft strip, structural openings, cabling, pipework and the acoustic carcass, all removed and delivered through agreed routes.
- Second fix & finishes — kitchen, bathrooms, joinery, flooring and decoration.
- Testing & handover — snagging, certification and reinstatement of any communal areas before the keys come back to you.
Read the full flat refurbishment guide for flat typologies, specification tiers and the Licence to Alter process in detail.
Almost every leasehold flat needs formal freeholder consent — a Licence to Alter — before structural work, new flooring or services alterations can begin, and proceeding without one puts your lease at risk. Building Regulations apply on top: Part E sound insulation between dwellings, electrical and heating sign-off, and fire safety where walls or floors are opened. Flats and maisonettes also have no permitted development rights, so external changes always need a planning application. Our planning guide library covers the rules borough by borough.
Why Hampstead Renovations
Flat refurbishment rewards a team that already knows what freeholders and managing agents will ask for. Design is led by our in-house RIBA Chartered Architects, lease and party-structure matters are supported by RICS surveying through our sister company, Hampstead Chartered Surveyors, and the build is carried out by our own long-standing teams. Every contract is fixed-price on JCT terms, backed by £10M public liability insurance — the level major London freeholders require — plus a 12-month defects period and a 10-year workmanship warranty. Enquire before 2pm on a weekday and we will call you back the same day.
What does a flat refurbishment cost in Balham?
A flat refurbishment in Balham runs £900–£1,700/sqm excluding VAT, and a full two-bedroom refurbishment typically lands between £60,000 and £110,000. Most programmes take 16–32 weeks on site. A written scope and site assessment are needed before any project price can be fixed.
| Scope of work | Guide rate | Typical total |
|---|---|---|
| Full flat refurbishment (2-bed) | £900–£1,700/sqm | £60,000–£110,000 |
| Typical programme | 16–32 weeks on site | |
Guide rates exclude VAT and are set by depth of work, not by property type. Compare scopes in our London refurbishment cost-per-square-metre guide.
Flat Refurbishment in Balham: Questions
What sort of homes get refurbished in Balham?
A real mix. Balham SW12 is typically split between Victorian terrace houses, converted period buildings and mansion flats, so a flat refurbishment brief has to separate whole-house structure from the leasehold constraints that apply inside a shared building.
Is my Balham flat in a conservation area?
It may well be. Conservation areas including the Nightingale Triangle protect Balham's best Victorian streets, and Wandsworth applies Article 4 controls and reviews external change closely, so anything affecting the exterior is checked before work is committed.
What extra approvals do Balham mansion flats need?
The Balham High Road mansion flats and conversions are leasehold projects where acoustics between dwellings and managing-agent consents are handled together, alongside the freeholder — so those approvals are sequenced before the fit-out begins.
How much does a flat refurbishment cost in Balham?
As a London guide, a full two-bedroom flat comes in at £60,000–£110,000 excluding VAT; by contrast a cosmetic house refresh is around £90,000–£180,000 and a back-to-brick house renovation £275,000–£475,000, both excluding VAT. The lease and building management then shape where a flat lands.
Which Balham streets do you work on?
The Nightingale Triangle around Nightingale Lane holds large double-fronted villas; Bedford Hill and Ramsden Road bring long bay-fronted terraces; and Balham High Road carries the mansion flats and conversions above the shops.
Guides & Local Reading
Flat Refurbishment in Nearby Areas
More Services in Balham
Book a Free Consultation
Visit our studio or invite us to survey your home. We’ll assess scope, discuss design possibilities and provide an honest budget framework — completely free.
Free Consultation
We survey your property, discuss your vision and provide a clear budget framework.
Balham history & architecture
Background on the streets, buildings and conservation history of Balham: Balham High Road History · Best Streets for Family Homes in Balham · Balham Conservation Areas Explained · The Building Boom in Balham · The Post Offices of Early Balham · Guide to Renovating a Balham Flat