Central heating - Air Source Heat Pumps - Solar PV Panels London

The area covers parts of the London Boroughs of Hackney, Islington, Camden, Barnet, Haringey and Enfield

This includes almost all of the City of London and parts of the London Boroughs of Islington, Camden, Hackney, Tower Hamlets and Westminster.

This area includes parts of the City of Westminster and the London Boroughs of Camden and Islington, plus a very small part of the City of London

This area includes parts of the City of Westminster the Royal Borough of Kensington and Chelsea and and the London Borough of Hammersmith and Fulham. South of the river, it covers the London Borough of Wandsworth, the western part of the London Borough of Lambeth, the northern parts of the London Boroughs of Merton and Croydon and the northeastern part of the London Borough of Richmond Upon Thames and a very small part of Royal Borough of Kingston Upon Thames.

This area covers most of the London Borough of Havering (including Romford, Hornchurch, Rainham and Upminster), the eastern part of the London Borough of Barking and Dagenham (including Dagenham itself) and a small part of the London Borough of Redbridge. In Essex, the area covers most of the Thurrock district (including Grays, Purfleet, South Ockenden and Tilbury), also small parts of the Epping Forest District of the Borough of Brentwood.

This area covers parts of northern Greater London (including Enfield and Barnet), southern Hertfordshire (including Potters Bar, Waltham Cross, Broxbourne and Hoddesdon) and western Essex (including Waltham Abbey).

The area contains large parts of London Boroughs of Barnet, Brent and Camden with small parts of the City of Westminster and those of Ealing, Hammersmith and Fulham, Harrow, Islington and Kensington and Chelsea

This area includes the City of Westminster, with a small part in the London Borough of Camden, the northern parts of the Royal Borough of Kensington and Chelsea, and the London Borough of Hammersmith and Fulham and the eastern parts of the London Boroughs of Ealing and Hounslow as well as very small parts of the London Boroughs of Brent and Camden.

The area includes the London Borough of Southwark and Lewisham, the Royal Borough of Greenwich, the eastern part of the London Borough of Lambeth, the northern part of the London Borough of Croydon, the western part of the London Borough of Bexley and the northwestern part of the London Borough of Bromley.

The area includes much of the London Borough of Redbridge, the western part of the London Borough of Barking and Dagenham, and the southwestern part of the Epping Forest district of Essex. The western part covers a small part of the London Borough of Waltham Forest and London Borough of Newham

The area includes much of the London Borough of Redbridge, the western part of the London Borough of Barking and Dagenham, and the southwestern part of the Epping Forest district of Essex. The western part covers a small part of the London Borough of Waltham Forest and London Borough of Newham