Vaillant Advanced Installer10-year manufacturer guarantees available*
Worcester Excelerate Installer10-year guarantees available;12 years on selected models*
Grant G1 Accredited Installer10-year oil boiler guarantees available*
REFCOM F-Gas Certified CompanyCompany No. REF1026604Gas, Oil, LPG & Air ConditioningHeating & Cooling Across Surrey
Heating & Air Conditioning
Engineered Properly
Keep your home warm this winter with experienced care for gas, oil and LPG heating—from an engineer who takes pride in getting things sorted.
Speak directly with Graham for boiler installation, replacement, servicing and heating repairs across Surrey. Vaillant and Worcester Bosch gas and LPG boilers; Grant and Worcester Bosch oil boilers. Personal advice, careful workmanship and practical heating solutions for your home.
Up to 12-year Worcester Bosch manufacturer guarantee available on eligible boilers, subject to model, filter, registration and servicing requirements.
*Manufacturer guarantees are subject to eligible model, required filter/protection kit, registration and annual servicing. Grant’s 10-year guarantee applies to eligible Vortex Pro oil boilers with a Grant Mag One filter and G1 registration within 30 days. Manufacturer terms apply.
Gas Boiler
Installation & Replacement
Vaillant & Worcester Bosch
Combi, system & heat-only boilers
Air Conditioning
Installation & Service
Worcester Bosch
Cooling & heating for your home
Oil Heating
Installation, Service & Repair
Grant & Worcester Bosch
OFTEC Registered 700155
LPG Heating
Installation, Service & Repair
Vaillant & Worcester Bosch
Gas Safe Registered for LPG
Hot Water
& Cylinders
Unvented and vented systems
Boiler & Heating
Repairs
Gas, oil, LPG & heating systems
Boiler & Heating Repairs Across Surrey
Boiler stopped, losing pressure or showing a fault? Speak directly with Graham about the problem and repair availability.
Gas • Oil • LPG • Hot water & cylinders • Radiators • Underfloor heating • Smart controls
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Short enquiry form
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premier communities
real feedback
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A Local Engineer
You Can Trust
I’m Graham Dunn. With over 35 years in the trade and 25 years working across Surrey, I’ve built Livingstone Dunn around personal service and work done properly. We provide heating and air conditioning installation and servicing, alongside fault finding and repairs for gas, oil and LPG heating systems. When you get in touch, you speak directly with me. I’ll listen to what you need, give you clear advice and make sure the work is finished with care and attention to detail.
As a Vaillant Advanced Installer, I offer practical advice on Vaillant and Worcester Bosch gas and LPG boilers, alongside Grant and Worcester Bosch oil heating. When you call Livingstone Dunn, you speak directly to the engineer responsible for your work. No call centres, no sales pressure and no misleading headline prices.
What Our
Customers Say
Independent service, straightforward advice and workmanship homeowners are happy to recommend.
“Graham Dunn carried out the installation and was excellent throughout. The work was completed efficiently and professionally, with everything explained clearly along the way.”