
Boiler Installation in Theydon Bois
CM16
- Gas Safe registered, trading since 2009
- 12-month workmanship guarantee
- 24/7 emergencies, no call-out fee
DJ's Plumbing Services installs boilers in Theydon Bois, where the housing is mostly larger detached properties on generous plots, alongside the Victorian houses near the green. With several bathrooms common, the right system is often a system boiler with a hot water cylinder rather than a combi.
Every installation starts with a survey and heat loss calculation. We route new pipework and the flue to current regulations, cleanse the system and add inhibitor to BS 7593, complete the Benchmark commissioning checklist, and notify the installation through Gas Safe for Building Regulations.
What's Different in Theydon Bois Homes
- Houses with three or more bathrooms usually need a system boiler with a correctly sized cylinder, or an unvented cylinder, to keep pressure steady when several outlets run at once.
- Unvented cylinders must be fitted and serviced by a G3-qualified engineer, and need an annual check of their safety valves.
- Victorian houses near the green may still have a regular boiler, a cylinder and loft tanks, which can be converted to a sealed system.
- Large houses with long pipe runs can benefit from splitting the heating into zones, so rooms that aren't used aren't heated.
- Hard water makes the system cleanse and inhibitor, and a scale reducer where needed, important for a new boiler's life.
How the Job Runs
- 1Survey and heat loss calculation to size the boiler correctly
- 2Removal of any old back boiler, cold water tanks, or cylinder
- 3New pipework run to the chosen boiler location
- 4Flue routed and positioned to current regulations
- 5System cleanse and inhibitor dosing to BS 7593
- 6Benchmark commissioning checklist completed and signed
- 7Installation notified through Gas Safe for Building Regulations
- 8Coordination with a qualified electrician for any new wiring
What Our Customers Say
103 verified reviews on Checkatrade, rated 9.96/10
"Dan and his team carried out a full bathroom renovation including stripping back to brick, plastering, tiling and fitting new furniture. Work completed to high standards. Would recommend!"
"Dan did an amazing job when we urgently needed help with a leaking pipe. He replaced it with ease and returned to pave the damaged ground. Takes pride in his work."
"Dan helped with a complex boiler job that required 3 separate call outs and managed to get it sorted with no fuss. Honest and reliable. Value for money parts and services."
Boiler Installation in Theydon Bois: Questions
Clear answers to your most common plumbing concerns.
Combi or system boiler for a larger Theydon Bois house?
What's an unvented cylinder, and do we need one?
Can the heating be split into zones in our house?
What happens to our old tanks in the loft?
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