Plumbing & heating specialist
Trusted Heating & PlumbingSpecialists in East Lothian
Gillan Heat & Flow is a trusted local plumbing and heating company based in Musselburgh, serving homes and businesses across East Lothian and Edinburgh. Over ten years of hands-on experience in boilers, central heating, underfloor heating, heat pumps and bathrooms.

Two disciplines. One standard of workmanship.

Plumbing
- —Emergency leak detection & repair
- —Bathroom design & full installation
- —Taps, showers, toilets & wastes
- —Burst pipes & frozen pipe thawing
- —Outside taps & appliance plumbing

Heating
- —Boiler installation & replacement
- —Boiler servicing & annual checks
- —Central heating & radiator upgrades
- —Underfloor heating & heat pumps
- —Landlord gas safety certificates

Local engineers. Ten years on the tools.
We are a small, family-run team based in Musselburgh. That means the person who quotes your job is the person who carries it out — no subcontractors, no call centres. We turn up when we say we will, protect your home while we work, and leave the site cleaner than we found it.
Gas Safe registered
Fully certified for all gas appliance work.
Fixed, honest pricing
Written quotes up front — no surprise charges.
Fully insured
Public liability cover on every job we take.
Guaranteed workmanship
Manufacturer-backed boiler warranties.
East Lothian & Edinburgh.
Based in Musselburgh, we cover the whole of East Lothian and the east side of Edinburgh. Not sure if you're in range? Give us a call — if we can get to you, we will.

Rated 5.0 on Google.
Based on Google reviews
“Our boiler packed in on a Sunday and the lads were out within a couple of hours. New unit fitted the next morning, house spotless afterwards.”
“Full bathroom installation from start to finish. Clear quote, no hidden extras, and the standard of the pipework is genuinely impressive.”
“Have used Gillan for the gas safety checks on all three of my rentals for years now. Reliable, tidy and always on time.”
Registered, accredited and reviewed.
We hold the certifications that matter and we're listed where customers find us. Verify any of them directly with the official bodies below.







