LPG Changeover · Gas revision

CONGLP1 revision notes

Changing a property over from natural gas to LPG — the safety differences that matter most (LPG is heavier than air).

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LPG vs Natural Gas: Properties & Hazards

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LPG properties: what changes with the fuel

Connect heavier-than-air vapour, stored liquid and appliance conversion to the decisions in CONGLP1.

LPG Pressures, Regulators & Tightness Testing

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LPG regulation and choosing the right test

Separate storage, service-pipe and appliance pressures, and select a test for the actual installation.

LPG Storage, Cylinders & Supply

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LPG supply: cylinders, tanks and service pipes

Distinguish cylinder storage rules from designed bulk storage, and identify who maintains the supply route.

LPG Ventilation, Siting & Low Spaces

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LPG siting: low spaces and ventilation

Assess where escaped vapour could collect and keep combustion-air provision dependable.

Identify what changes when the fuel is LPG

Organise CONGLP1 revision around fuel properties, supply arrangements and installation conditions. In each scenario, identify the fuel and the setting before applying a remembered natural-gas rule. Keep storage, regulator selection and appliance compatibility as separate checks.

The ACS module guide explains where LPG study fits alongside the domestic modules. Refresh core gas safety with CCN1 questions, while keeping the LPG-specific requirements in these notes distinct.

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