D.C.B. Ventilation & Insulation
Commercial duct and kitchen extraction cleaning in Wales
Professional cleaning for ductwork, extraction systems, commercial fans and ventilation equipment. Based in Merlins Bridge, Haverfordwest.
Clean ventilation protects your premises, people and equipment
Grease, dust and airborne deposits build up inside extraction and ventilation systems. Regular professional cleaning helps maintain hygiene, supports efficient airflow and reduces avoidable strain on fans and other equipment.
D.C.B. Ventilation & Insulation cleans commercial ductwork, kitchen extraction systems, fans and ventilation equipment for businesses anywhere in Wales. We assess the system, clean accessible components thoroughly and show the results through before-and-after photographs.
Need your extraction system inspected or cleaned?
Tell us what type of premises you operate, where you are based and when the system was last cleaned. We will discuss the work and provide the next step.
Telephone: 07772 118221
Email: [email protected]
Our services
Commercial ventilation cleaning and maintenance
Choose the service closest to your needs. Contact us if you are unsure which work your system requires.
Ductwork cleaning
Removal of dust, grease and built-up deposits from commercial duct systems to support hygiene and airflow.
Kitchen extraction cleaning
Cleaning for canopies, filters, extract fans and accessible ductwork in commercial kitchens.
Commercial fan cleaning
Cleaning of fan blades, housings and connected components to remove accumulated grease and dirt.
HVAC maintenance
Planned cleaning and maintenance work designed to support the performance and lifespan of ventilation equipment.
Industrial ventilation
Cleaning support for larger ventilation and extraction systems in commercial and industrial premises.
Ventilation installations
Installation and replacement work for ventilation, extraction and insulation systems.
Before and after
Results from recent ventilation cleaning work
These photographs show the difference professional cleaning makes to ducting, fans, kitchen canopies and commercial filters.
Circular ductwork cleaning
Built-up grease and deposits removed from the inside of commercial ducting.
Commercial extraction fan cleaning
Grease and dirt removed from fan blades, housing and accessible components.
Kitchen canopy and extraction cleaning
A visible comparison showing the canopy interior before and after cleaning.
Extraction duct cleaning
Heavy surface deposits removed from curved metal extraction ductwork.
Commercial filter cleaning
Grease-contaminated metal filters restored through professional cleaning.
Would you like photographic evidence from your system? Ask about before-and-after reporting when requesting a quotation.
What happens when you contact D.C.B. Ventilation?
1. Tell us about the system
Share your premises type, location, system details and any known cleaning history.
2. We assess the work
We discuss access, the system condition and the cleaning or maintenance required.
3. Cleaning and evidence
The team completes the agreed work and records visible results with photographs where appropriate.
What customers say
★★★★★
“We recently hired DCB Ventilation to clean the commercial kitchen ductwork at The Ship Inn, Trefin, and we couldn’t be more impressed with their service.”
The Ship Inn, Trefin
★★★★★
“Amazing service from start to finish. Came very fast and did an amazing job cleaning and replacing our new extractor fans at the Welsh bakery. Friendly and professional.”
Fleur Buck
★★★★★
“Had the guys out today to clean and service our extraction system. Excellent job. Professional and friendly service.”
Whitesands Beach House
Frequently asked questions
Commercial ventilation cleaning questions
Direct answers about D.C.B. Ventilation’s services and quotation process.
What ventilation systems do you clean?
D.C.B. Ventilation cleans commercial ductwork, kitchen extraction systems, canopies, filters, extract fans and other accessible ventilation components.
Why does commercial kitchen extraction need cleaning?
Grease and airborne deposits collect inside canopies, filters, fans and ductwork. Cleaning supports hygiene, airflow and the condition of the equipment.
Do you provide before-and-after photographs?
Photographic evidence is available where appropriate. Ask about photographs and reporting when requesting your quotation.
Which areas does D.C.B. Ventilation cover?
The business is based in Merlins Bridge, Haverfordwest, and provides commercial ventilation cleaning services anywhere in Wales. Contact the team with your postcode and details of the work.
How do I request a quotation?
Call 07772 118221 or email [email protected]. Include your location, premises type, system details and the date of the last known clean if available.
Talk to D.C.B. Ventilation about your system
Call for a discussion or send your details through the contact page.