01389 841942
Preston Fleming Plumbing and Heating
Helensburgh Cardross Dumbaton and Alexandria Heating Specialists
Preston Fleming Plumbing & Heating

Helensburgh Cardross Dumbaton and Alexandria Heating Specialists

Boiler installation, servicing, repairs and bathroom installations across Cardross, Dumbarton, Helensburgh, Alexandria and surrounding West Dunbartonshire towns. Trusted Gas Safe engineers with 72 years' local experience.

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83+ Five-Star ReviewsGoogleFacebook
“I needed a new boiler for my 88year old dad and the Preston Fleming team made the full process quick and totally stress free. They had the boiler in and working 2 days after i confirmed to go ahead. The team left my dads place spotless and even fitted his new washing machine for him. A first class service.”— Derek Boyd
Services

Our Services

Expert heating services across Cardross, Dumbarton
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Bathroom Installation

Bathroom Installation

Design, supply and install — complete bathroom projects delivered end-to-end across Cardross, Dumbarton and the Clydebank area.
Boiler Installation

Boiler Installation

Gas Safe accredited boiler installation across Dumbarton, Helensburgh, Alexandria and Glasgow.
Boiler Servicing

Boiler Servicing

Annual Gas Safe boiler servicing to keep your heating safe, efficient and warranty-compliant.
Boiler Repair

Boiler Repair

Reliable boiler repairs across Cardross, Dumbarton and surrounding areas
A local heating team with real heritage - since 1954
About Us

A local heating team with real heritage - since 1954

Preston Fleming is a family‑run heating business rooted in Cardross since 1954. Director James Fleming leads a small team of Gas Safe registered engineers who deliver tidy, reliable workmanship on boilers, hot water systems and bathroom installs — with a personal touch on every job.

“72 years of continuous local service (est. 1954)”

  • Gas Safe registered engineers and multiple industry accreditations (BPEC, CCSS, SNIPEF)
  • Ideal Max Accredited Installer — access to extended warranties and specialist training
  • Manufacturer's warranties of up to 12 years
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Why Choose Us

Why Choose Us

Our work

Generations of local know‑how

Three generations of Fleming engineers have worked on the homes of Cardross and Dumbarton. That continuity means deep familiarity with traditional stone villas, modern flats and suburban boiler systems.

Fully accredited and safety‑led

All gas work carried out by Gas Safe registered engineers. Additional qualifications include BPEC, CSCS and Water Industry Approved accreditation for safe, compliant installations and servicing.

Ideal Max accredited — extended protection

As an Ideal Max Accredited Installer we can offer exclusive support, factory training and extended warranties on qualifying Ideal boilers. All new boiler installations also come with a manufacturer's warranty of up to 12 years — a demonstrable value for new installs.

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Testimonials

What our clients say

“I needed a new boiler for my 88year old dad and the Preston Fleming team made the full process quick and totally stress free. They had the boiler in and working 2 days after i confirmed to go ahead. The team left my dads place spotless and even fitted his new washing machine for him. A first class service.”

Derek Boyd

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Ready to book a service or discuss an installation?

Get in touch

Call Preston Fleming on 01389841942 or email preston.fleming@btconnect.com for a friendly, no‑nonsense appraisal and written quote.