Ventilation Contractors in Dyfed

We can help homeowners, landlords and businesses across Dyfed when ventilation needs designing, fitting, testing, cleaning or fixing. Guide prices on this page use Wales rates.

Landlords in Dyfed can book a whole-property check: fans tested, trickle vents looked at and a written list of what to fix, which is useful evidence if a tenant reports damp or mould.

Food businesses, offices, workshops and schools in Dyfed each have their own ventilation duties. We explain which ones apply to you and keep the paperwork that proves it.

Dyfed at a glance

Nation: Wales
Towns listed: 6
Largest towns: Llanelli, Ammanford and Aberystwyth
Postcode districts include: SA14, SA18, SY23, SA31, SA61 and SA71
Price region: Wales
Distance from our base: about 92 miles to 145 miles

Towns in Dyfed

Services in Dyfed

Guide prices in Dyfed

Guide prices in Dyfed
Work	Guide price
Small office or shop: heat recovery unit, ductwork and controls (up to about 150 m²) (per system)	£7,550–£16,100 + VAT
Home repair or fault-finding visit, first hour (parts extra) (per visit)	£90–£155 inc VAT
LEV thorough examination and test with written report (per system)	£185–£375 + VAT
MVHR service: filters, unit and heat exchanger clean, airflow check (per visit)	£140–£235 inc VAT
New ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) (per fan)	£425–£700 inc VAT

Guide prices using Wales rates. Home prices include VAT at 20%; business prices exclude VAT. A guide price is not a quote: we confirm a fixed price in writing first.

Ventilation rules in Wales

In Wales, the Welsh Government's own Approved Document F (2022 edition) applies to ventilation in homes, with a new edition taking effect on 4 March 2027. Rented homes must be fit for human habitation under the Renting Homes (Wales) Act 2016, and workplaces must be ventilated under the Workplace (Health, Safety and Welfare) Regulations 1992.

Questions about Dyfed

Which towns in Dyfed do you cover?

All of Dyfed, including Llanelli, Ammanford, Aberystwyth, Carmarthen and Haverfordwest. If your town is not listed, send the postcode and we will confirm.

Are prices different in Dyfed?

Our guide prices are adjusted by region. In Dyfed we use Wales rates, so like-for-like extractor fan replacement (existing duct and wiring) is typically £165 to £280 inc VAT per fan.

Is the survey free in Dyfed?

For new installations on the UK mainland, yes. The survey is free and the quote that follows is fixed and in writing. Servicing, testing and repair visits are charged, and we confirm the cost before booking.