CP17 Commercial Gas Installation Testing in Watford

Pricing depends on the size of your premises, the number of appliances and any access requirements. We always provide a fixed written quote before any work starts in Watford.

Yes. All of our engineers are Gas Safe registered for the relevant commercial categories (COMCAT 1–5, CODNCO1, CORT1) and carry the right qualifications for cp17 commercial gas installation testing in Watford.

For most Watford jobs we can attend the same day or next day. For emergencies we offer a 24/7 call-out service across Watford and surrounding areas.

Yes — every job is completed with the correct documentation, whether that is a CP-series certificate, a tightness test record, a service report or an interlock commissioning certificate.

Yes. We cover restaurants, pubs, hotels, schools, care homes, offices and industrial sites across Watford and the surrounding areas — including landlords, managing agents and facilities companies.

BS 6891 is the installation specification for low pressure natural gas pipework of up to 35mm (R 1¼”) in domestic premises. This standard applies to gas installation pipework where the nominal working pressure is 21 mbar.

Commercial Pipework Competent in the install & removal of gas pipework greater than 35mm (1 1/4") in diameter.

IGEM/UP/1A Standard - Strength Testing & Direct Purging of Industrial & Commercial Gas Pipework: This states that all non-domestic pipework installations over 35mm should have gas tightness testing at least once every 5 years, or more frequently if required by risk assessment or the installation information.

It verifies that the system can maintain the correct gas pressure safely. Required by law, a gas-tightness test must be performed whenever gas systems are installed, modified, or repaired. It's also included in yearly gas safety checks for businesses that use gas-powered equipment.