This area contains various gas calculators that are designed to help you in your day-to-day work activities.
Gas Rating Slide Rule: to check the gas consumption of a gas appliance.
Open Flued Ventilation Calculator: determine the ventilation requirements for gas burning appliances with a rated heat input not exceeding 70kW.
Room Sealed Ventilation Calculator: to determine the ventilation requirements for room sealed appliances with a rated heat input not exceeding 70kW.