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Pembrokeshire CC

Solar and Electrical Contractors in Tenby

Medieval walled conservation area requires in-roof integrated solar as the compliant default

Postcodes
SA70
Local authority
Pembrokeshire CC
Drive from HQ
60 mi · 90 min
Solar yield
980 kWh/kWp
SA70 90 min from our Swansea base 980 kWh/kWp solar yield Commercial energy intensity: Medium

Serving Tenby

Tenby is a medieval walled town on the south Pembrokeshire coast, with a town population of approximately 4,700 that swells dramatically through the tourist season. The walls themselves are Grade I listed and among the best-preserved medieval urban defences anywhere in Europe, which is a defining factor for any commercial or domestic installation work in the town.

The economy is hospitality-dominant. Hundreds of independent hotels, guest houses, restaurants and retail operators define the commercial base. Tenby Museum and Art Gallery anchors the cultural infrastructure, and the Caldey Island monastic community just offshore provides a secondary visitor draw.

Landmarks include Tenby harbour itself, the medieval town walls, and Caldey Island with its Cistercian monastery. Pembrokeshire Coast National Park surrounds the town, and the Pembrokeshire Coast Path 50th-anniversary investment is running through 2024 to 2026 alongside Visit Wales dark-sky promotions.

The planning constraint here is unusually tight. The walled conservation area combined with the Pembrokeshire Coast National Park designation means visible rooftop solar is restricted across much of the town. In-roof integrated solar, where the panels sit flush within the roof plane rather than proud of it, is the routine compliant route for Tenby hoteliers. FLD specifies integrated systems as the default for this postcode, and we handle the conservation-area consent process as part of scope where listed-building or article 4 restrictions apply.

At 980 kWh/kWp PVGIS yield (the full Pembrokeshire benefit thanks to coastal exposure), a 50 kWp Tenby hotel rooftop generates 49,000 kWh annually. Summer hospitality self-consumption typically runs above 85% because the guest occupancy and solar generation peaks align almost exactly through July and August. First-year benefit with a blended 28p/kWh tariff is approximately £13,000 on £45,000 capex. Simple payback 3.5 years, post-tax payback 2.5 years under AIA.

Drive time from Swansea is 90 minutes. We schedule Tenby hospitality surveys in shoulder-season periods (May and October) where possible to minimise disruption to peak trading.

Commercial solar estimate — Tenby

100 kWp reference system at 980 kWh/kWp

Modelled at 27p/kWh blended import, 15p/kWh SEG export, 65% self-consumption for medium energy intensity site.

98,000
kWh/yr
Annual generation
£22,344
per year
Annual saving
3.8
years
Simple payback
2.9
years (AIA)
Post-tax payback
Indicative only. Based on PVGIS irradiance data for Tenby. Actual figures depend on roof orientation, shading and tariff. Request a detailed survey.
Domestic solar

Housing stock in Tenby

Medieval walled town centre, Victorian seafront, coastal bungalows

A typical 4 kWp domestic install here generates 3,920 kWh/yr. With 40% self-consumption at 30p/kWh and 60% SEG export at 15p/kWh, first-year saving is approximately £823.

980
kWh/kWp/yr
PVGIS irradiance

Local landmarks and context

  • Medieval town walls (Grade I)
  • Tenby harbour
  • Caldey Island

Major employers we work with

  • Independent hotels and guest houses
  • Tenby Museum and Art Gallery

Recent local developments

  • Pembrokeshire Coast Path 50th anniversary
  • Visit Wales dark-sky promotion
From the blog

Guides for Tenby

Commercial solar Tenby: SA70 holiday parks, resort hospitality and 1000 kWh/kWp commercial yield

Commercial solar for Tenby SA70 -- holiday park and resort hospitality payback models, Wales's highest commercial solar yield at 1,000 kWh/kWp, SP Manweb connections and Ynni Cymru grant eligibility.

4 min
Read

Domestic solar Tenby: SA70 holiday let economics, 1000 kWh/kWp yield and conservation planning

Domestic solar for Tenby SA70 -- Wales's highest domestic solar yield at 1,000 kWh/kWp, conservation area planning for the walled town, South Beach payback and holiday let self-consumption models.

4 min
Read

Solar panels in Welsh conservation areas: what you can and cannot do without consent

A guide to installing solar panels in Welsh conservation areas -- which permitted development rights apply, when conservation area consent is needed, in-roof versus on-roof design, and how FLD manages the pre-application process.

5 min
Read

Solar panels Tenby: medieval walled town, in-roof integrated systems and Pembrokeshire hospitality payback

In-roof integrated solar for Tenby's conservation area and National Park setting, 980 kWh/kWp Pembrokeshire yield, and payback models for SA70 hotels and guest houses.

5 min
Read
FAQ

FAQs for Tenby

Yes, with design compliance. The Gower Area of Outstanding Natural Beauty (Britain's first AONB, designated 1956) imposes visual-impact constraints. In-roof integrated solar is the routine compliant option, sitting flush with the roof rather than proud of it. For listed buildings and properties within Oystermouth or Penmaen conservation areas, additional consent may be required and we handle that process as part of scope.
At 30p/kWh grid electricity, a 100 kWp system generating 95,000 kWh/yr with 70% self-consumption delivers around £24,000 of year-one benefit against c. £85,000 capex, a 3.5-year simple payback. Under Annual Investment Allowance first-year 100% relief, post-tax payback is closer to 2.6 years. South Wales yields 940 to 985 kWh/kWp/year depending on postcode, comfortably enough for commercial solar to be cashflow positive from month one with a PPA.
Most rooftop non-domestic solar is permitted development under the Welsh General Permitted Development Order amendments, subject to limits such as 20 cm protrusion on pitched roofs and 1 m on flat roofs, and with restrictions for listed buildings and conservation areas. Ground-mount beyond those PD limits needs a full planning application. Systems over 10 MW are a Development of National Significance determined by Welsh Ministers.
We specify SolarEdge inverters with Trina Vertex or JA Solar DeepBlue panels as our standard stack. SolarEdge string optimisers give panel-level monitoring and isolate shading losses. Trina and JA are both tier-1 bankable manufacturers with 25 to 30-year performance warranties. For specific projects we can specify alternative tier-1 brands if building, warranty or finance requirements dictate.

Ready for a fixed-price quotation?

Speak to Paul directly. Most quotes turn around within five working days of a site survey.

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