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Permitted23/AP/2547Submitted 2 years agoHeat pump

3 Tollgate Drive London Borough of Southwark SE21 7LS

Certificate of Lawfulness (Proposed): Installation of an air source heat pump.

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Progress

Submitted
27 Sept 2023
— completed
Validated
27 Sept 2023
— completed
Consultation
— completed
Target date
21 Nov 2023
— completed
Decided
18 Oct 2023
— completed

Application details

Reference
23/AP/2547
Local authority
Southwark
Postcode
SE21 7LS
Ward
DUWO
Application type
All Other
Property type
House

Key dates

Submitted
27 Sept 2023
Validated
27 Sept 2023
Target decision
21 Nov 2023
Decided
18 Oct 2023

Estimated project value

£11k–£21k

Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade / GreenMatch 2026, excluding Boiler Upgrade Scheme grant.

Floor area gained: 0.5

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £1,327,500 — the median of the last 8 market sales in SE21 7LS, £585,000 to £2,825,000.

Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

Nearby applications