Welcome to CSI Ltd electrical, plumbing and gas services and installation to the domestic, commercial and industrial markets across the London. With a team of many fully qualified electricians, plumbers and gas engineers CSI Ltd offer a comprehensive range of electrical, plumbing, gas services and installation to the domestic, commercial and industrial sectors across the London and Hertfordshire. We are a member of The Gas Safe Register, Electrical Contractors Association (ECA), NICEIC Registered Domestic Installer, NICEIC Approved Contractor and PAT Approved. and JIB Electrical Contractor Industry.

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Welcome to CSI Ltd electrical, plumbing and gas safety inspection and testing to the plumbing, electrical and gas installations and equipment safety certificates markets across the London. Control System Installation Ltd is a company in the field of combined gas and electrical safety inspections, gas and electrical equipment services, safety and performance checks, products and advice, in accordance with UK gas safety and NICEIC approved contractor regulations.

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Welcome to Control System Installation Ltd, building and Maintenance Company you can rely on for all of refurbishment, extension, renovation, fitter, installations, and renewable energy requirements in Greater London and Hertfordshire for home owners, letting agents, landlords and businesses. We specialise in fast response, repairs, quality installations and annual maintenance programs.

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“SAVE TIME AND MONEY WHEN USE OUR COMBINED SERVICE”

“OUR PRIORITY IS YOUR SAFETY AND COMFORT”

“IF YOU CAN NOT FIND WHAT YOU ARE LOOKING FOR PLEASE CONTACT US”

Services

Certification: For rented properties it is the Landlord's responsibility to ensure it is gas safe and they must be able to provide their tenants with an up-to-date Gas Safety Certificate to show that boilers and.. Read More

Gas Services: Gas Safe Register maintain the register of businesses and operatives who are competent to undertake both piped natural gas and liquefied petroleum gas (LPG) in Great Britain, Northern Ireland.. Read More

Electrical Services: After a number of years wires in a home or commercial building can become damaged through DIY or just general deterioration. In this instance a rewire of the house of affected areas.. Read More

Plumbing Services: The Water Supply (Water Fittings) Regulations 1999 (the Regulations) are national government requirements for the design, installation and maintenance of plumbing systems, water fittings.. Read More

Latest Extras

Save your time and money

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Time to have something new

Time to have something new Keep your home warm and energy efficient by choosing...

Landlord responsibility

Landlord responsibilities for health and safety As a landlord, you must keep your...

last safety comment

You are more than twice as likely to die in a fire at home if you haven't got a working...

Why London CSI ?

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The biggest and the best
Portable appliance testing
Gas Safe Register is the official register for gas safety
What is the FMB?
NICEIC
What are the requirements of Part P?

At the heart of what we do is our national online database, the UK's largest register for pre-qualified contractors and consultants. Read More

pat-approved

Pat testing or portable appliance testing is an important part of any health & safety policy. This site is intended as a guide to both the legal implications and to the technical requirements. Read More

GS RegLogo 2a blank

We’re the official list of gas engineers who are registered to work safely and legally on boilers, cookers, fires and all other gas appliances. Read More

FMB logo perfect

The FMB is the UK's largest trade association in the building sector, with national offices in England, Northern Ireland, Scotland and Wales, supported by additional regional offices. Read More

niceic

NICEIC is the UK electrical contracting industry’s independent voluntary body. We offer leading certification services, Building Regulations Schemes, products and support Read More

As of 1 January 2005 it is a legal requirement for all work on fixed electrical installations in dwellings and associated buildings to comply with relevant standards. Read More