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Annual Safety Certificate

I used CSI Ltd to carry out an extensive PAT testing at my dental practice...

Dr Reza Farid Dental Practice

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Honestly Prices

I received a price from CSI for a new boiler installation but I decided to go with another company that gave me very cheaper ...

Shirin N9

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Gas & Electrical Safety Certificate

Very helpful staff over the phone and also on the day of the engineer's visit the guy was really friendly...

David EN4

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CSI Ltd were extremely professional from the initial quote to the end of the job.

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