- Article 4 direction
- A council order that withdraws some permitted development rights in a defined area. Bradford's cover external alterations in Saltaire and dormers and stone painting in Little Horton, Manningham and Apsley Crescent. More on this
- Listed building consent
- Permission needed for works to a listed building. Every property in Saltaire's Article 4 area has needed it from 1984 onwards; the district has 2,290 listed entries. More on this
- Conservation area
- An area the council protects for its character; Bradford has 60. Roof panels within the limits stay permitted; walls and balconies facing a road do not. More on this
- World Heritage Site
- A place on UNESCO's list. Saltaire was inscribed in 2001. More on this
- Permitted development
- Work that needs no planning application because national rules allow it within set limits; panels on a house roof usually qualify. More on this
- Terrain horizon
- The skyline of the surrounding land as PVGIS models it; in valley towns such as Haworth it blocks some low sun. It does not include trees or buildings. More on this
- PVGIS
- The European Commission's solar calculator, used for every output figure here. A south roof in the city centre makes about 934 kWh per kW a year in it. More on this
- kW and kWh
- A kW measures a system's size; a kWh measures the electricity it makes over time. More on this
- EPC
- The Energy Performance Certificate, rating a home from A to G. The Warm Homes: Local Grant looks for D to G. More on this
- Warm Homes: Local Grant
- Government money councils use to improve homes at EPC D to G for households that qualify on postcode, benefits or income (under £36,000). Bradford Council has used it for solar and batteries. More on this
- Better Homes Bradford
- A scheme run with Bradford Council, paid for by government funding: attic room insulation, or solar with battery storage, for privately-owned and privately-rented homes in qualifying areas. More on this
- Retrofit assessment
- A survey that sets the order of energy improvements for a home; grant-funded work follows it. More on this
- Northern Powergrid
- The company that runs the local electricity network across the Bradford district and much of Yorkshire and the North East. More on this
- G98
- The route for small systems up to 16 A per phase (3.68 kW single-phase): the installer connects, then tells the network. More on this
- G99
- The route for larger systems, or solar with a battery over the G98 limit: the installer applies and waits for agreement. More on this
- PAS 63100
- The BSI code of practice that governs where a home battery can be installed. More on this
- MCS
- The certification scheme for small renewable installers and products; an export tariff needs your system's MCS certificate. More on this
- Consumer code
- A code of practice approved by the Chartered Trading Standards Institute; RECC and HIES are two for renewable installers. More on this
- Price per kW
- A quote's total divided by its size; the Yorkshire and the Humber mean for systems up to 4 kW was £1,972 in 2025/26. More on this
- Zero-rated VAT
- Installed solar and batteries in homes carry 0% VAT until 31 March 2027. More on this
- Plug-in solar
- Small kits that plug into a socket, allowed up to 800 W under the 2026 regulations. More on this
Glossary
Bradford solar glossary
Solar on a Bradford home brings in planning terms, valley terms, grant names and network codes. Each one below gets a plain line and a pointer to the page that goes into it.
Figures checked 4 November 2026. Written and published independently by SEO-DONS LTD.
Where the facts come from
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