LED lighting upgrades in Treorchy
In short: swap fluorescent, halogen and metal halide fittings for efficient LED. We quote Treorchy LED upgrades as a fixed price with a fitting schedule, so you can see exactly what is being replaced, where, and what it should save.

Local LED lighting upgrades in Treorchy
An LED upgrade in Treorchy is also the cheapest moment to add presence or daylight sensors, because the electrician is already working on every fitting.
In Treorchy warehouses and workshops the biggest savings come from swapping metal halide high bays for LED, where a 400 W lamp plus gear can often be replaced by a fitting drawing 150 W or less.
Our teams travel to Treorchy from across Mid Glamorgan. Typical nearby jobs include Ystrad, Rhondda and Tonypandy, so we can often combine survey visits.
Treorchy at a glance
What's included
- A walk-round survey counting fittings, wattages, running hours and ceiling types
- Testing and a BS 7671 certificate for the work, with a schedule of what was fitted
- Optional presence and daylight sensors to cut running hours further
- Like-for-like or re-planned layouts so light levels meet BS EN 12464-1
Guide prices in Treorchy
Typical budgets for Treorchy premises, supplied and installed, excluding VAT.
| Item | Guide budget (ex VAT) | Basis |
|---|---|---|
| LED panel (600×600) | £50 – £145 | per fitting, supplied and fitted |
| LED batten (complete luminaire) | £80 – £195 | per fitting, supplied and fitted |
| LED high bay | £145 – £390 | per fitting, supplied and fitted |
| Presence (PIR) sensor | £40 – £80 | per sensor, installed |
Example: 40 LED panels replacing fluorescent fittings in a 400 m² office, about £1,950 – £5,800 excluding VAT. Fixed price after a free survey.
Rules that apply in Treorchy
The Welsh Approved Document L Volume 2 (2022) uses 95 luminaire lumens per circuit-watt for general lighting, with alternatives such as LENI. A new Welsh edition takes effect from 4 March 2027 with a higher figure of more than 105.
In Great Britain, common T8 fluorescent tubes were caught by ecodesign rules from 1 September 2023 and the mercury exemptions for ordinary T5 and T8 lamps ended on 1 February 2024.
Privately rented commercial property in Wales generally needs an EPC of E or better, or a registered exemption, and lighting is one of the cheaper ways to improve a rating.
Treorchy FAQs
Which rules apply to lighting work in Treorchy?
Fire safety duties come from the Regulatory Reform (Fire Safety) Order 2005. For new lighting, the Welsh Approved Document L sets the energy efficiency requirements. We design and certify work to BS 7671 and, for emergency lighting, BS 5266-1.
Do you cover all of Treorchy?
Yes. We work across Treorchy and the CF42, CF41 and CF43 postcode districts, plus nearby places such as Ystrad, Rhondda and Tonypandy.
Can you work out of hours in Treorchy?
Yes. Evening, weekend and phased working is common for Treorchy offices, shops and warehouses, so the business keeps running.
What does an LED upgrade cost?
As a budget, LED panels run at about £50–£150 per fitting supplied and installed, battens £80–£200 and high bays £150–£400, excluding VAT. Access equipment, rewiring and controls are extra.
LED lighting upgrades near Treorchy
- LED lighting upgrades in Ystrad
- LED lighting upgrades in Rhondda
- LED lighting upgrades in Tonypandy
- LED lighting upgrades in Aberdare
- LED lighting upgrades in Cymmer
- LED lighting upgrades in Penrhiwceiber