Portrait photo of Mike Bryant, AKA Mike the Boilerman

Mike the Boilerman -

Your Gas Safe Registered boiler 

and central heating repair technician in west Berkshire. Willing to travel :)




I am still carrying out house visits. Full details explained


(Last updated 21st April 2021)

Site Map/menu:



About me

Case study

Coronavirus policy


Boiler types

Combi boiler problems

Which new boiler?

New boiler cost?

Condensing boilers

Combi boilers

Promax review

Ideal iStor review

GEC Nightstor review

Glow Worm Energy Saver 

Boilers in which I specialise

Older boilers - worth fixing?

Boiler servicing

Expected life of a boiler

The boiler temp control

The power flushing myth

Asbestos risk in boilers

Common faults

Boiler reviews

Thermal stores

Boiler descaling

Electric flow boilers

Boilers I fix:

Potterton Netaheat

Potterton Profile

Ideal Classic

Ideal Logic

Potterton Prima

Gledhill Pulsacoil

Gledhill Boilermate

Nextgen Thermacoil

Range Powermax

Potterton Suprima

Glow Worm Ultimate

Boilermate Ecodan

Gledhill Electramate

Potterton Kingfisher

Potterton Flamingo

Gledhill Boilermate

Johnson & Starley warm air

Johnson & Starley Warmcair

Glow Worm CXi

Glow Worm HXi

Baxi Solo 2 and 3

Warmcair C16D review

Gledhill Gulfstream

Potterton Profile gas boiler


How central heating works

Central heating diagrams

What is “SEDBUK”?

Warm air heating and boilers

Open vented or sealed?

Four types of hot water system

The Building Regulations

Mains pressure hot water


Carbon monoxide alarms

Concealed flue duct risk


Heat pumps - things they don’t tell you

New boiler, old radiators?

Johnson & Starley J25/32 lighting the pilot light

Blog posts:

Why do I rarely answer the phone?

Thermostatic valves

Avoiding the rogues

Plumbers not turning up

DIY gas work

The Gas Regulations

Plumber or heating engineer?Dangerous appliances

Boilers in lofts - just don’t!


Why use me?

Why use me?

My other websites

Privacy policy:

Privacy policy



Google reviews

Boiler faults:

Netaheat no pilot light

Gas Safe Register Logo 2

Copyright Michael Bryant 2021

Site first published 16th January 2004

Last updated 26th April 2021

Gas Safe Register 197499, CIPHE registration number 56207

Chartered Institute of Plumbing and Heating Engineering logo 2

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